/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.media.videoeditor;
import java.io.File;
import java.io.IOException;
import java.math.BigDecimal;
import java.nio.IntBuffer;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.Semaphore;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Matrix;
import android.media.videoeditor.VideoEditor.ExportProgressListener;
import android.media.videoeditor.VideoEditor.PreviewProgressListener;
import android.media.videoeditor.VideoEditor.MediaProcessingProgressListener;
import android.util.Log;
import android.util.Pair;
import android.view.Surface;
/**
*This class provide Native methods to be used by MediaArtist {@hide}
*/
class MediaArtistNativeHelper {
private static final String TAG = "MediaArtistNativeHelper";
static {
System.loadLibrary("videoeditor_jni");
}
private static final int MAX_THUMBNAIL_PERMITTED = 8;
public static final int TASK_LOADING_SETTINGS = 1;
public static final int TASK_ENCODING = 2;
/**
* The resize paint
*/
private static final Paint sResizePaint = new Paint(Paint.FILTER_BITMAP_FLAG);
private final VideoEditor mVideoEditor;
/*
* Semaphore to control preview calls
*/
private final Semaphore mLock;
private EditSettings mStoryBoardSettings;
private String mOutputFilename;
private PreviewClipProperties mClipProperties = null;
private EditSettings mPreviewEditSettings;
private AudioSettings mAudioSettings = null;
private AudioTrack mAudioTrack = null;
private boolean mInvalidatePreviewArray = true;
private boolean mRegenerateAudio = true;
private String mExportFilename = null;
private int mExportVideoCodec = 0;
private int mExportAudioCodec = 0;
private int mProgressToApp;
private String mRenderPreviewOverlayFile;
private int mRenderPreviewRenderingMode;
private boolean mIsFirstProgress;
private static final String AUDIO_TRACK_PCM_FILE = "AudioPcm.pcm";
// Processing indication
public static final int PROCESSING_NONE = 0;
public static final int PROCESSING_AUDIO_PCM = 1;
public static final int PROCESSING_TRANSITION = 2;
public static final int PROCESSING_KENBURNS = 3;
public static final int PROCESSING_INTERMEDIATE1 = 11;
public static final int PROCESSING_INTERMEDIATE2 = 12;
public static final int PROCESSING_INTERMEDIATE3 = 13;
public static final int PROCESSING_EXPORT = 20;
private int mProcessingState;
private Object mProcessingObject;
private PreviewProgressListener mPreviewProgressListener;
private ExportProgressListener mExportProgressListener;
private ExtractAudioWaveformProgressListener mExtractAudioWaveformProgressListener;
private MediaProcessingProgressListener mMediaProcessingProgressListener;
private final String mProjectPath;
private long mPreviewProgress;
private String mAudioTrackPCMFilePath;
private int mTotalClips = 0;
private boolean mErrorFlagSet = false;
@SuppressWarnings("unused")
private long mManualEditContext;
/* Listeners */
/**
* Interface definition for a listener to be invoked when there is an update
* in a running task.
*/
public interface OnProgressUpdateListener {
/**
* Called when there is an update.
*
* @param taskId id of the task reporting an update.
* @param progress progress of the task [0..100].
* @see BasicEdit#TASK_ENCODING
*/
public void OnProgressUpdate(int taskId, int progress);
}
/** Defines the version. */
public final class Version {
/** Major version number */
public int major;
/** Minor version number */
public int minor;
/** Revision number */
public int revision;
/** VIDEOEDITOR major version number */
private static final int VIDEOEDITOR_MAJOR_VERSION = 0;
/** VIDEOEDITOR minor version number */
private static final int VIDEOEDITOR_MINOR_VERSION = 0;
/** VIDEOEDITOR revision number */
private static final int VIDEOEDITOR_REVISION_VERSION = 1;
/** Method which returns the current VIDEOEDITOR version */
public Version getVersion() {
Version version = new Version();
version.major = Version.VIDEOEDITOR_MAJOR_VERSION;
version.minor = Version.VIDEOEDITOR_MINOR_VERSION;
version.revision = Version.VIDEOEDITOR_REVISION_VERSION;
return version;
}
}
/**
* Defines output audio formats.
*/
public final class AudioFormat {
/** No audio present in output clip. Used to generate video only clip */
public static final int NO_AUDIO = 0;
/** AMR Narrow Band. */
public static final int AMR_NB = 1;
/** Advanced Audio Coding (AAC). */
public static final int AAC = 2;
/** Advanced Audio Codec Plus (HE-AAC v1). */
public static final int AAC_PLUS = 3;
/** Advanced Audio Codec Plus (HE-AAC v2). */
public static final int ENHANCED_AAC_PLUS = 4;
/** MPEG layer 3 (MP3). */
public static final int MP3 = 5;
/** Enhanced Variable RateCodec (EVRC). */
public static final int EVRC = 6;
/** PCM (PCM). */
public static final int PCM = 7;
/** No transcoding. Output audio format is same as input audio format */
public static final int NULL_AUDIO = 254;
/** Unsupported audio format. */
public static final int UNSUPPORTED_AUDIO = 255;
}
/**
* Defines audio sampling frequencies.
*/
public final class AudioSamplingFrequency {
/**
* Default sampling frequency. Uses the default frequency for a specific
* audio format. For AAC the only supported (and thus default) sampling
* frequency is 16 kHz. For this audio format the sampling frequency in
* the OutputParams.
**/
public static final int FREQ_DEFAULT = 0;
/** Audio sampling frequency of 8000 Hz. */
public static final int FREQ_8000 = 8000;
/** Audio sampling frequency of 11025 Hz. */
public static final int FREQ_11025 = 11025;
/** Audio sampling frequency of 12000 Hz. */
public static final int FREQ_12000 = 12000;
/** Audio sampling frequency of 16000 Hz. */
public static final int FREQ_16000 = 16000;
/** Audio sampling frequency of 22050 Hz. */
public static final int FREQ_22050 = 22050;
/** Audio sampling frequency of 24000 Hz. */
public static final int FREQ_24000 = 24000;
/** Audio sampling frequency of 32000 Hz. */
public static final int FREQ_32000 = 32000;
/** Audio sampling frequency of 44100 Hz. */
public static final int FREQ_44100 = 44100;
/** Audio sampling frequency of 48000 Hz. Not available for output file. */
public static final int FREQ_48000 = 48000;
}
/**
* Defines the supported fixed audio and video bitrates. These values are
* for output audio video only.
*/
public final class Bitrate {
/** Variable bitrate. Means no bitrate regulation */
public static final int VARIABLE = -1;
/** An undefined bitrate. */
public static final int UNDEFINED = 0;
/** A bitrate of 9.2 kbits/s. */
public static final int BR_9_2_KBPS = 9200;
/** A bitrate of 12.2 kbits/s. */
public static final int BR_12_2_KBPS = 12200;
/** A bitrate of 16 kbits/s. */
public static final int BR_16_KBPS = 16000;
/** A bitrate of 24 kbits/s. */
public static final int BR_24_KBPS = 24000;
/** A bitrate of 32 kbits/s. */
public static final int BR_32_KBPS = 32000;
/** A bitrate of 48 kbits/s. */
public static final int BR_48_KBPS = 48000;
/** A bitrate of 64 kbits/s. */
public static final int BR_64_KBPS = 64000;
/** A bitrate of 96 kbits/s. */
public static final int BR_96_KBPS = 96000;
/** A bitrate of 128 kbits/s. */
public static final int BR_128_KBPS = 128000;
/** A bitrate of 192 kbits/s. */
public static final int BR_192_KBPS = 192000;
/** A bitrate of 256 kbits/s. */
public static final int BR_256_KBPS = 256000;
/** A bitrate of 288 kbits/s. */
public static final int BR_288_KBPS = 288000;
/** A bitrate of 384 kbits/s. */
public static final int BR_384_KBPS = 384000;
/** A bitrate of 512 kbits/s. */
public static final int BR_512_KBPS = 512000;
/** A bitrate of 800 kbits/s. */
public static final int BR_800_KBPS = 800000;
/** A bitrate of 2 Mbits/s. */
public static final int BR_2_MBPS = 2000000;
/** A bitrate of 5 Mbits/s. */
public static final int BR_5_MBPS = 5000000;
/** A bitrate of 8 Mbits/s. */
public static final int BR_8_MBPS = 8000000;
}
/**
* Defines all supported file types.
*/
public final class FileType {
/** 3GPP file type. */
public static final int THREE_GPP = 0;
/** MP4 file type. */
public static final int MP4 = 1;
/** AMR file type. */
public static final int AMR = 2;
/** MP3 audio file type. */
public static final int MP3 = 3;
/** PCM audio file type. */
public static final int PCM = 4;
/** JPEG image file type. */
public static final int JPG = 5;
/** GIF image file type. */
public static final int GIF = 7;
/** PNG image file type. */
public static final int PNG = 8;
/** M4V file type. */
public static final int M4V = 10;
/** Unsupported file type. */
public static final int UNSUPPORTED = 255;
}
/**
* Defines rendering types. Rendering can only be applied to files
* containing video streams.
**/
public final class MediaRendering {
/**
* Resize to fit the output video with changing the aspect ratio if
* needed.
*/
public static final int RESIZING = 0;
/**
* Crop the input video to fit it with the output video resolution.
**/
public static final int CROPPING = 1;
/**
* Resize to fit the output video resolution but maintain the aspect
* ratio. This framing type adds black borders if needed.
*/
public static final int BLACK_BORDERS = 2;
}
/**
* Defines the results.
*/
public final class Result {
/** No error. result OK */
public static final int NO_ERROR = 0;
/** File not found */
public static final int ERR_FILE_NOT_FOUND = 1;
/**
* In case of UTF8 conversion, the size of the converted path will be
* more than the corresponding allocated buffer.
*/
public static final int ERR_BUFFER_OUT_TOO_SMALL = 2;
/** Invalid file type. */
public static final int ERR_INVALID_FILE_TYPE = 3;
/** Invalid effect kind. */
public static final int ERR_INVALID_EFFECT_KIND = 4;
/** Invalid video effect. */
public static final int ERR_INVALID_VIDEO_EFFECT_TYPE = 5;
/** Invalid audio effect. */
public static final int ERR_INVALID_AUDIO_EFFECT_TYPE = 6;
/** Invalid video transition. */
public static final int ERR_INVALID_VIDEO_TRANSITION_TYPE = 7;
/** Invalid audio transition. */
public static final int ERR_INVALID_AUDIO_TRANSITION_TYPE = 8;
/** Invalid encoding frame rate. */
public static final int ERR_INVALID_VIDEO_ENCODING_FRAME_RATE = 9;
/** External effect is called but this function is not set. */
public static final int ERR_EXTERNAL_EFFECT_NULL = 10;
/** External transition is called but this function is not set. */
public static final int ERR_EXTERNAL_TRANSITION_NULL = 11;
/** Begin time cut is larger than the video clip duration. */
public static final int ERR_BEGIN_CUT_LARGER_THAN_DURATION = 12;
/** Begin cut time is larger or equal than end cut. */
public static final int ERR_BEGIN_CUT_LARGER_THAN_END_CUT = 13;
/** Two consecutive transitions are overlapping on one clip. */
public static final int ERR_OVERLAPPING_TRANSITIONS = 14;
/** Internal error, type size mismatch. */
public static final int ERR_ANALYSIS_DATA_SIZE_TOO_SMALL = 15;
/** An input 3GPP file is invalid/corrupted. */
public static final int ERR_INVALID_3GPP_FILE = 16;
/** A file contains an unsupported video format. */
public static final int ERR_UNSUPPORTED_INPUT_VIDEO_FORMAT = 17;
/** A file contains an unsupported audio format. */
public static final int ERR_UNSUPPORTED_INPUT_AUDIO_FORMAT = 18;
/** A file format is not supported. */
public static final int ERR_AMR_EDITING_UNSUPPORTED = 19;
/** An input clip has an unexpectedly large Video AU. */
public static final int ERR_INPUT_VIDEO_AU_TOO_LARGE = 20;
/** An input clip has an unexpectedly large Audio AU. */
public static final int ERR_INPUT_AUDIO_AU_TOO_LARGE = 21;
/** An input clip has a corrupted Audio AU. */
public static final int ERR_INPUT_AUDIO_CORRUPTED_AU = 22;
/** The video encoder encountered an Access Unit error. */
public static final int ERR_ENCODER_ACCES_UNIT_ERROR = 23;
/** Unsupported video format for Video Editing. */
public static final int ERR_EDITING_UNSUPPORTED_VIDEO_FORMAT = 24;
/** Unsupported H263 profile for Video Editing. */
public static final int ERR_EDITING_UNSUPPORTED_H263_PROFILE = 25;
/** Unsupported MPEG-4 profile for Video Editing. */
public static final int ERR_EDITING_UNSUPPORTED_MPEG4_PROFILE = 26;
/** Unsupported MPEG-4 RVLC tool for Video Editing. */
public static final int ERR_EDITING_UNSUPPORTED_MPEG4_RVLC = 27;
/** Unsupported audio format for Video Editing. */
public static final int ERR_EDITING_UNSUPPORTED_AUDIO_FORMAT = 28;
/** File contains no supported stream. */
public static final int ERR_EDITING_NO_SUPPORTED_STREAM_IN_FILE = 29;
/** File contains no video stream or an unsupported video stream. */
public static final int ERR_EDITING_NO_SUPPORTED_VIDEO_STREAM_IN_FILE = 30;
/** Internal error, clip analysis version mismatch. */
public static final int ERR_INVALID_CLIP_ANALYSIS_VERSION = 31;
/**
* At least one of the clip analysis has been generated on another
* platform (WIN32, ARM, etc.).
*/
public static final int ERR_INVALID_CLIP_ANALYSIS_PLATFORM = 32;
/** Clips don't have the same video format (H263 or MPEG4). */
public static final int ERR_INCOMPATIBLE_VIDEO_FORMAT = 33;
/** Clips don't have the same frame size. */
public static final int ERR_INCOMPATIBLE_VIDEO_FRAME_SIZE = 34;
/** Clips don't have the same MPEG-4 time scale. */
public static final int ERR_INCOMPATIBLE_VIDEO_TIME_SCALE = 35;
/** Clips don't have the same use of MPEG-4 data partitioning. */
public static final int ERR_INCOMPATIBLE_VIDEO_DATA_PARTITIONING = 36;
/** MP3 clips can't be assembled. */
public static final int ERR_UNSUPPORTED_MP3_ASSEMBLY = 37;
/**
* The input 3GPP file does not contain any supported audio or video
* track.
*/
public static final int ERR_NO_SUPPORTED_STREAM_IN_FILE = 38;
/**
* The Volume of the added audio track (AddVolume) must be strictly
* superior than zero.
*/
public static final int ERR_ADDVOLUME_EQUALS_ZERO = 39;
/**
* The time at which an audio track is added can't be higher than the
* input video track duration..
*/
public static final int ERR_ADDCTS_HIGHER_THAN_VIDEO_DURATION = 40;
/** The audio track file format setting is undefined. */
public static final int ERR_UNDEFINED_AUDIO_TRACK_FILE_FORMAT = 41;
/** The added audio track stream has an unsupported format. */
public static final int ERR_UNSUPPORTED_ADDED_AUDIO_STREAM = 42;
/** The audio mixing feature doesn't support the audio track type. */
public static final int ERR_AUDIO_MIXING_UNSUPPORTED = 43;
/** The audio mixing feature doesn't support MP3 audio tracks. */
public static final int ERR_AUDIO_MIXING_MP3_UNSUPPORTED = 44;
/**
* An added audio track limits the available features: uiAddCts must be
* 0 and bRemoveOriginal must be true.
*/
public static final int ERR_FEATURE_UNSUPPORTED_WITH_AUDIO_TRACK = 45;
/**
* An added audio track limits the available features: uiAddCts must be
* 0 and bRemoveOriginal must be true.
*/
public static final int ERR_FEATURE_UNSUPPORTED_WITH_AAC = 46;
/** Input audio track is not of a type that can be mixed with output. */
public static final int ERR_AUDIO_CANNOT_BE_MIXED = 47;
/** Input audio track is not AMR-NB, so it can't be mixed with output. */
public static final int ERR_ONLY_AMRNB_INPUT_CAN_BE_MIXED = 48;
/**
* An added EVRC audio track limit the available features: uiAddCts must
* be 0 and bRemoveOriginal must be true.
*/
public static final int ERR_FEATURE_UNSUPPORTED_WITH_EVRC = 49;
/** H263 profiles other than 0 are not supported. */
public static final int ERR_H263_PROFILE_NOT_SUPPORTED = 51;
/** File contains no video stream or an unsupported video stream. */
public static final int ERR_NO_SUPPORTED_VIDEO_STREAM_IN_FILE = 52;
/** Transcoding of the input file(s) is necessary. */
public static final int WAR_TRANSCODING_NECESSARY = 53;
/**
* The size of the output file will exceed the maximum configured value.
*/
public static final int WAR_MAX_OUTPUT_SIZE_EXCEEDED = 54;
/** The time scale is too big. */
public static final int WAR_TIMESCALE_TOO_BIG = 55;
/** The year is out of range */
public static final int ERR_CLOCK_BAD_REF_YEAR = 56;
/** The directory could not be opened */
public static final int ERR_DIR_OPEN_FAILED = 57;
/** The directory could not be read */
public static final int ERR_DIR_READ_FAILED = 58;
/** There are no more entries in the current directory */
public static final int ERR_DIR_NO_MORE_ENTRY = 59;
/** The input parameter/s has error */
public static final int ERR_PARAMETER = 60;
/** There is a state machine error */
public static final int ERR_STATE = 61;
/** Memory allocation failed */
public static final int ERR_ALLOC = 62;
/** Context is invalid */
public static final int ERR_BAD_CONTEXT = 63;
/** Context creation failed */
public static final int ERR_CONTEXT_FAILED = 64;
/** Invalid stream ID */
public static final int ERR_BAD_STREAM_ID = 65;
/** Invalid option ID */
public static final int ERR_BAD_OPTION_ID = 66;
/** The option is write only */
public static final int ERR_WRITE_ONLY = 67;
/** The option is read only */
public static final int ERR_READ_ONLY = 68;
/** The feature is not implemented in this version */
public static final int ERR_NOT_IMPLEMENTED = 69;
/** The media type is not supported */
public static final int ERR_UNSUPPORTED_MEDIA_TYPE = 70;
/** No data to be encoded */
public static final int WAR_NO_DATA_YET = 71;
/** No data to be decoded */
public static final int WAR_NO_MORE_STREAM = 72;
/** Time stamp is invalid */
public static final int WAR_INVALID_TIME = 73;
/** No more data to be decoded */
public static final int WAR_NO_MORE_AU = 74;
/** Semaphore timed out */
public static final int WAR_TIME_OUT = 75;
/** Memory buffer is full */
public static final int WAR_BUFFER_FULL = 76;
/** Server has asked for redirection */
public static final int WAR_REDIRECT = 77;
/** Too many streams in input */
public static final int WAR_TOO_MUCH_STREAMS = 78;
/** The file cannot be opened/ written into as it is locked */
public static final int ERR_FILE_LOCKED = 79;
/** The file access mode is invalid */
public static final int ERR_FILE_BAD_MODE_ACCESS = 80;
/** The file pointer points to an invalid location */
public static final int ERR_FILE_INVALID_POSITION = 81;
/** Invalid string */
public static final int ERR_STR_BAD_STRING = 94;
/** The input string cannot be converted */
public static final int ERR_STR_CONV_FAILED = 95;
/** The string size is too large */
public static final int ERR_STR_OVERFLOW = 96;
/** Bad string arguments */
public static final int ERR_STR_BAD_ARGS = 97;
/** The string value is larger than maximum size allowed */
public static final int WAR_STR_OVERFLOW = 98;
/** The string value is not present in this comparison operation */
public static final int WAR_STR_NOT_FOUND = 99;
/** The thread is not started */
public static final int ERR_THREAD_NOT_STARTED = 100;
/** Trancoding done warning */
public static final int WAR_TRANSCODING_DONE = 101;
/** Unsupported mediatype */
public static final int WAR_MEDIATYPE_NOT_SUPPORTED = 102;
/** Input file contains invalid/unsupported streams */
public static final int ERR_INPUT_FILE_CONTAINS_NO_SUPPORTED_STREAM = 103;
/** Invalid input file */
public static final int ERR_INVALID_INPUT_FILE = 104;
/** Invalid output video format */
public static final int ERR_UNDEFINED_OUTPUT_VIDEO_FORMAT = 105;
/** Invalid output video frame size */
public static final int ERR_UNDEFINED_OUTPUT_VIDEO_FRAME_SIZE = 106;
/** Invalid output video frame rate */
public static final int ERR_UNDEFINED_OUTPUT_VIDEO_FRAME_RATE = 107;
/** Invalid output audio format */
public static final int ERR_UNDEFINED_OUTPUT_AUDIO_FORMAT = 108;
/** Invalid video frame size for H.263 */
public static final int ERR_INVALID_VIDEO_FRAME_SIZE_FOR_H263 = 109;
/** Invalid video frame rate for H.263 */
public static final int ERR_INVALID_VIDEO_FRAME_RATE_FOR_H263 = 110;
/** invalid playback duration */
public static final int ERR_DURATION_IS_NULL = 111;
/** Invalid H.263 profile in file */
public static final int ERR_H263_FORBIDDEN_IN_MP4_FILE = 112;
/** Invalid AAC sampling frequency */
public static final int ERR_INVALID_AAC_SAMPLING_FREQUENCY = 113;
/** Audio conversion failure */
public static final int ERR_AUDIO_CONVERSION_FAILED = 114;
/** Invalid trim start and end times */
public static final int ERR_BEGIN_CUT_EQUALS_END_CUT = 115;
/** End time smaller than start time for trim */
public static final int ERR_END_CUT_SMALLER_THAN_BEGIN_CUT = 116;
/** Output file size is small */
public static final int ERR_MAXFILESIZE_TOO_SMALL = 117;
/** Output video bitrate is too low */
public static final int ERR_VIDEOBITRATE_TOO_LOW = 118;
/** Output audio bitrate is too low */
public static final int ERR_AUDIOBITRATE_TOO_LOW = 119;
/** Output video bitrate is too high */
public static final int ERR_VIDEOBITRATE_TOO_HIGH = 120;
/** Output audio bitrate is too high */
public static final int ERR_AUDIOBITRATE_TOO_HIGH = 121;
/** Output file size is too small */
public static final int ERR_OUTPUT_FILE_SIZE_TOO_SMALL = 122;
/** Unknown stream type */
public static final int ERR_READER_UNKNOWN_STREAM_TYPE = 123;
/** Invalid metadata in input stream */
public static final int WAR_READER_NO_METADATA = 124;
/** Invalid file reader info warning */
public static final int WAR_READER_INFORMATION_NOT_PRESENT = 125;
/** Warning to indicate the the writer is being stopped */
public static final int WAR_WRITER_STOP_REQ = 131;
/** Video decoder failed to provide frame for transcoding */
public static final int WAR_VIDEORENDERER_NO_NEW_FRAME = 132;
/** Video deblocking filter is not implemented */
public static final int WAR_DEBLOCKING_FILTER_NOT_IMPLEMENTED = 133;
/** H.263 decoder profile not supported */
public static final int ERR_DECODER_H263_PROFILE_NOT_SUPPORTED = 134;
/** The input file contains unsupported H.263 profile */
public static final int ERR_DECODER_H263_NOT_BASELINE = 135;
/** There is no more space to store the output file */
public static final int ERR_NOMORE_SPACE_FOR_FILE = 136;
/** Internal error. */
public static final int ERR_INTERNAL = 255;
}
/**
* Defines output video formats.
*/
public final class VideoFormat {
/** No video present in output clip. Used to generate audio only clip */
public static final int NO_VIDEO = 0;
/** H263 video format. */
public static final int H263 = 1;
/** H264 video */
public static final int H264 = 2;
/** MPEG4 video format. */
public static final int MPEG4 = 3;
/** No transcoding. Output video format is same as input video format */
public static final int NULL_VIDEO = 254;
/** Unsupported video format. */
public static final int UNSUPPORTED = 255;
}
/** Defines video frame sizes. */
public final class VideoFrameSize {
public static final int SIZE_UNDEFINED = -1;
/** SQCIF 128 x 96 pixels. */
public static final int SQCIF = 0;
/** QQVGA 160 x 120 pixels. */
public static final int QQVGA = 1;
/** QCIF 176 x 144 pixels. */
public static final int QCIF = 2;
/** QVGA 320 x 240 pixels. */
public static final int QVGA = 3;
/** CIF 352 x 288 pixels. */
public static final int CIF = 4;
/** VGA 640 x 480 pixels. */
public static final int VGA = 5;
/** WVGA 800 X 480 pixels */
public static final int WVGA = 6;
/** NTSC 720 X 480 pixels */
public static final int NTSC = 7;
/** 640 x 360 */
public static final int nHD = 8;
/** 854 x 480 */
public static final int WVGA16x9 = 9;
/** 720p 1280 X 720 */
public static final int V720p = 10;
/** W720p 1080 x 720 */
public static final int W720p = 11;
/** S720p 960 x 720 */
public static final int S720p = 12;
/** 1080p 1920 x 1080 */
public static final int V1080p = 13;
}
/**
* Defines output video frame rates.
*/
public final class VideoFrameRate {
/** Frame rate of 5 frames per second. */
public static final int FR_5_FPS = 0;
/** Frame rate of 7.5 frames per second. */
public static final int FR_7_5_FPS = 1;
/** Frame rate of 10 frames per second. */
public static final int FR_10_FPS = 2;
/** Frame rate of 12.5 frames per second. */
public static final int FR_12_5_FPS = 3;
/** Frame rate of 15 frames per second. */
public static final int FR_15_FPS = 4;
/** Frame rate of 20 frames per second. */
public static final int FR_20_FPS = 5;
/** Frame rate of 25 frames per second. */
public static final int FR_25_FPS = 6;
/** Frame rate of 30 frames per second. */
public static final int FR_30_FPS = 7;
}
/**
* Defines Video Effect Types.
*/
public static class VideoEffect {
public static final int NONE = 0;
public static final int FADE_FROM_BLACK = 8;
public static final int FADE_TO_BLACK = 16;
public static final int EXTERNAL = 256;
public static final int BLACK_AND_WHITE = 257;
public static final int PINK = 258;
public static final int GREEN = 259;
public static final int SEPIA = 260;
public static final int NEGATIVE = 261;
public static final int FRAMING = 262;
public static final int TEXT = 263;
public static final int ZOOM_IN = 264;
public static final int ZOOM_OUT = 265;
public static final int FIFTIES = 266;
public static final int COLORRGB16 = 267;
public static final int GRADIENT = 268;
}
/**
* Defines the video transitions.
*/
public static class VideoTransition {
/** No transition */
public static final int NONE = 0;
/** Cross fade transition */
public static final int CROSS_FADE = 1;
/** External transition. Currently not available. */
public static final int EXTERNAL = 256;
/** AlphaMagic transition. */
public static final int ALPHA_MAGIC = 257;
/** Slide transition. */
public static final int SLIDE_TRANSITION = 258;
/** Fade to black transition. */
public static final int FADE_BLACK = 259;
}
/**
* Defines settings for the AlphaMagic transition
*/
public static class AlphaMagicSettings {
/** Name of the alpha file (JPEG file). */
public String file;
/** Blending percentage [0..100] 0 = no blending. */
public int blendingPercent;
/** Invert the default rotation direction of the AlphaMagic effect. */
public boolean invertRotation;
public int rgbWidth;
public int rgbHeight;
}
/** Defines the direction of the Slide transition. */
public static final class SlideDirection {
/** Right out left in. */
public static final int RIGHT_OUT_LEFT_IN = 0;
/** Left out right in. */
public static final int LEFT_OUT_RIGTH_IN = 1;
/** Top out bottom in. */
public static final int TOP_OUT_BOTTOM_IN = 2;
/** Bottom out top in */
public static final int BOTTOM_OUT_TOP_IN = 3;
}
/** Defines the Slide transition settings. */
public static class SlideTransitionSettings {
/**
* Direction of the slide transition. See {@link SlideDirection
* SlideDirection} for valid values.
*/
public int direction;
}
/**
* Defines the settings of a single clip.
*/
public static class ClipSettings {
/**
* The path to the clip file.
*
* File format of the clip, it can be:
*
*
3GP file containing MPEG4/H263/H264 video and AAC/AMR audio
*
JPG file
*
*/
public String clipPath;
/**
* The path of the decoded file. This is used only for image files.
*/
public String clipDecodedPath;
/**
* The path of the Original file. This is used only for image files.
*/
public String clipOriginalPath;
/**
* File type of the clip. See {@link FileType FileType} for valid
* values.
*/
public int fileType;
/** Begin of the cut in the clip in milliseconds. */
public int beginCutTime;
/**
* End of the cut in the clip in milliseconds. Set both
* beginCutTime and endCutTime to
* 0 to get the full length of the clip without a cut. In
* case of JPG clip, this is the duration of the JPEG file.
*/
public int endCutTime;
/**
* Begin of the cut in the clip in percentage of the file duration.
*/
public int beginCutPercent;
/**
* End of the cut in the clip in percentage of the file duration. Set
* both beginCutPercent and endCutPercent to
* 0 to get the full length of the clip without a cut.
*/
public int endCutPercent;
/** Enable panning and zooming. */
public boolean panZoomEnabled;
/** Zoom percentage at start of clip. 0 = no zoom, 100 = full zoom */
public int panZoomPercentStart;
/** Top left X coordinate at start of clip. */
public int panZoomTopLeftXStart;
/** Top left Y coordinate at start of clip. */
public int panZoomTopLeftYStart;
/** Zoom percentage at start of clip. 0 = no zoom, 100 = full zoom */
public int panZoomPercentEnd;
/** Top left X coordinate at end of clip. */
public int panZoomTopLeftXEnd;
/** Top left Y coordinate at end of clip. */
public int panZoomTopLeftYEnd;
/**
* Set The media rendering. See {@link MediaRendering MediaRendering}
* for valid values.
*/
public int mediaRendering;
/**
* RGB width and Height
*/
public int rgbWidth;
public int rgbHeight;
/**
* Video rotation degree.
*/
public int rotationDegree;
}
/**
* Defines settings for a transition.
*/
public static class TransitionSettings {
/** Duration of the transition in msec. */
public int duration;
/**
* Transition type for video. See {@link VideoTransition
* VideoTransition} for valid values.
*/
public int videoTransitionType;
/**
* Transition type for audio. See {@link AudioTransition
* AudioTransition} for valid values.
*/
public int audioTransitionType;
/**
* Transition behaviour. See {@link TransitionBehaviour
* TransitionBehaviour} for valid values.
*/
public int transitionBehaviour;
/**
* Settings for AlphaMagic transition. Only needs to be set if
* videoTransitionType is set to
* VideoTransition.ALPHA_MAGIC. See
* {@link AlphaMagicSettings AlphaMagicSettings}.
*/
public AlphaMagicSettings alphaSettings;
/**
* Settings for the Slide transition. See
* {@link SlideTransitionSettings SlideTransitionSettings}.
*/
public SlideTransitionSettings slideSettings;
}
public static final class AudioTransition {
/** No audio transition. */
public static final int NONE = 0;
/** Cross-fade audio transition. */
public static final int CROSS_FADE = 1;
}
/**
* Defines transition behaviors.
*/
public static final class TransitionBehaviour {
/** The transition uses an increasing speed. */
public static final int SPEED_UP = 0;
/** The transition uses a linear (constant) speed. */
public static final int LINEAR = 1;
/** The transition uses a decreasing speed. */
public static final int SPEED_DOWN = 2;
/**
* The transition uses a constant speed, but slows down in the middle
* section.
*/
public static final int SLOW_MIDDLE = 3;
/**
* The transition uses a constant speed, but increases speed in the
* middle section.
*/
public static final int FAST_MIDDLE = 4;
}
/**
* Defines settings for the background music.
*/
public static class BackgroundMusicSettings {
/** Background music file. */
public String file;
/** File type. See {@link FileType FileType} for valid values. */
public int fileType;
/**
* Insertion time in milliseconds, in the output video where the
* background music must be inserted.
*/
public long insertionTime;
/**
* Volume, as a percentage of the background music track, to use. If
* this field is set to 100, the background music will replace the audio
* from the video input file(s).
*/
public int volumePercent;
/**
* Start time in milliseconds in the background muisc file from where
* the background music should loop. Set both beginLoop and
* endLoop to 0 to disable looping.
*/
public long beginLoop;
/**
* End time in milliseconds in the background music file to where the
* background music should loop. Set both beginLoop and
* endLoop to 0 to disable looping.
*/
public long endLoop;
public boolean enableDucking;
public int duckingThreshold;
public int lowVolume;
public boolean isLooping;
}
/** Defines settings for an effect. */
public static class AudioEffect {
/** No audio effect. */
public static final int NONE = 0;
/** Fade-in effect. */
public static final int FADE_IN = 8;
/** Fade-out effect. */
public static final int FADE_OUT = 16;
}
/** Defines the effect settings. */
public static class EffectSettings {
/** Start time of the effect in milliseconds. */
public int startTime;
/** Duration of the effect in milliseconds. */
public int duration;
/**
* Video effect type. See {@link VideoEffect VideoEffect} for valid
* values.
*/
public int videoEffectType;
/**
* Audio effect type. See {@link AudioEffect AudioEffect} for valid
* values.
*/
public int audioEffectType;
/**
* Start time of the effect in percents of the duration of the clip. A
* value of 0 percent means start time is from the beginning of the
* clip.
*/
public int startPercent;
/**
* Duration of the effect in percents of the duration of the clip.
*/
public int durationPercent;
/**
* Framing file.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#FRAMING VideoEffect.FRAMING}. Otherwise
* this field is ignored.
*/
public String framingFile;
/**
* Framing buffer.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#FRAMING VideoEffect.FRAMING}. Otherwise
* this field is ignored.
*/
public int[] framingBuffer;
/**
* Bitmap type Can be from RGB_565 (4), ARGB_4444 (5), ARGB_8888 (6);
**/
public int bitmapType;
public int width;
public int height;
/**
* Top left x coordinate. This coordinate is used to set the x
* coordinate of the picture in the framing file when the framing file
* is selected. The x coordinate is also used to set the location of the
* text in the text effect.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#FRAMING VideoEffect.FRAMING} or
* {@link VideoEffect#TEXT VideoEffect.TEXT}. Otherwise this field is
* ignored.
*/
public int topLeftX;
/**
* Top left y coordinate. This coordinate is used to set the y
* coordinate of the picture in the framing file when the framing file
* is selected. The y coordinate is also used to set the location of the
* text in the text effect.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#FRAMING VideoEffect.FRAMING} or
* {@link VideoEffect#TEXT VideoEffect.TEXT}. Otherwise this field is
* ignored.
*/
public int topLeftY;
/**
* Should the frame be resized or not. If this field is set to
* true then the frame size is matched with the output
* video size.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#FRAMING VideoEffect.FRAMING}. Otherwise
* this field is ignored.
*/
public boolean framingResize;
/**
* Size to which the framing buffer needs to be resized to
* This is valid only if framingResize is true
*/
public int framingScaledSize;
/**
* Text to insert in the video.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#TEXT VideoEffect.TEXT}. Otherwise this
* field is ignored.
*/
public String text;
/**
* Text attributes for the text to insert in the video.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#TEXT VideoEffect.TEXT}. Otherwise this
* field is ignored. For more details about this field see the
* integration guide.
*/
public String textRenderingData;
/** Width of the text buffer in pixels. */
public int textBufferWidth;
/** Height of the text buffer in pixels. */
public int textBufferHeight;
/**
* Processing rate for the fifties effect. A high value (e.g. 30)
* results in high effect strength.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#FIFTIES VideoEffect.FIFTIES}. Otherwise
* this field is ignored.
*/
public int fiftiesFrameRate;
/**
* RGB 16 color of the RGB16 and gradient color effect.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#COLORRGB16 VideoEffect.COLORRGB16} or
* {@link VideoEffect#GRADIENT VideoEffect.GRADIENT}. Otherwise this
* field is ignored.
*/
public int rgb16InputColor;
/**
* Start alpha blending percentage.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#TEXT VideoEffect.TEXT} or
* {@link VideoEffect#FRAMING VideoEffect.FRAMING}. Otherwise this field
* is ignored.
*/
public int alphaBlendingStartPercent;
/**
* Middle alpha blending percentage.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#TEXT VideoEffect.TEXT} or
* {@link VideoEffect#FRAMING VideoEffect.FRAMING}. Otherwise this field
* is ignored.
*/
public int alphaBlendingMiddlePercent;
/**
* End alpha blending percentage.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#TEXT VideoEffect.TEXT} or
* {@link VideoEffect#FRAMING VideoEffect.FRAMING}. Otherwise this field
* is ignored.
*/
public int alphaBlendingEndPercent;
/**
* Duration, in percentage of effect duration of the fade-in phase.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#TEXT VideoEffect.TEXT} or
* {@link VideoEffect#FRAMING VideoEffect.FRAMING}. Otherwise this field
* is ignored.
*/
public int alphaBlendingFadeInTimePercent;
/**
* Duration, in percentage of effect duration of the fade-out phase.
*
* This field is only used when the field videoEffectType
* is set to {@link VideoEffect#TEXT VideoEffect.TEXT} or
* {@link VideoEffect#FRAMING VideoEffect.FRAMING}. Otherwise this field
* is ignored.
*/
public int alphaBlendingFadeOutTimePercent;
}
/** Defines the clip properties for preview */
public static class PreviewClips {
/**
* The path to the clip file.
*
* File format of the clip, it can be:
*
*
3GP file containing MPEG4/H263 video and AAC/AMR audio
*
JPG file
*
*/
public String clipPath;
/**
* File type of the clip. See {@link FileType FileType} for valid
* values.
*/
public int fileType;
/** Begin of the cut in the clip in milliseconds. */
public long beginPlayTime;
public long endPlayTime;
/**
* Set The media rendering. See {@link MediaRendering MediaRendering}
* for valid values.
*/
public int mediaRendering;
}
/** Defines the audio settings. */
public static class AudioSettings {
String pFile;
/** < PCM file path */
String Id;
boolean bRemoveOriginal;
/** < If true, the original audio track is not taken into account */
int channels;
/** < Number of channels (1=mono, 2=stereo) of BGM clip */
int Fs;
/**
* < Sampling audio frequency (8000 for amr, 16000 or more for aac) of
* BGM clip
*/
int ExtendedFs;
/** < Extended frequency for AAC+, eAAC+ streams of BGM clip */
long startMs;
/** < Time, in milliseconds, at which the added audio track is inserted */
long beginCutTime;
long endCutTime;
int fileType;
int volume;
/** < Volume, in percentage, of the added audio track */
boolean loop;
/** < Looping on/off > **/
/** Audio mix and Duck **/
int ducking_threshold;
int ducking_lowVolume;
boolean bInDucking_enable;
String pcmFilePath;
}
/** Encapsulates preview clips and effect settings */
public static class PreviewSettings {
public PreviewClips[] previewClipsArray;
/** The effect settings. */
public EffectSettings[] effectSettingsArray;
}
/** Encapsulates clip properties */
public static class PreviewClipProperties {
public Properties[] clipProperties;
}
/** Defines the editing settings. */
public static class EditSettings {
/**
* Array of clip settings. There is one clipSetting for
* each clip.
*/
public ClipSettings[] clipSettingsArray;
/**
* Array of transition settings. If there are n clips (and thus n
* clipSettings) then there are (n-1) transitions and (n-1)
* transistionSettings in
* transistionSettingsArray.
*/
public TransitionSettings[] transitionSettingsArray;
/** The effect settings. */
public EffectSettings[] effectSettingsArray;
/**
* Video frame rate of the output clip. See {@link VideoFrameRate
* VideoFrameRate} for valid values.
*/
public int videoFrameRate;
/** Output file name. Must be an absolute path. */
public String outputFile;
/**
* Size of the video frames in the output clip. See
* {@link VideoFrameSize VideoFrameSize} for valid values.
*/
public int videoFrameSize;
/**
* Format of the video stream in the output clip. See
* {@link VideoFormat VideoFormat} for valid values.
*/
public int videoFormat;
/**
* Profile of the video stream in the output clip.
*/
public int videoProfile;
/**
* Level of the video stream in the output clip.
*/
public int videoLevel;
/**
* Format of the audio stream in the output clip. See
* {@link AudioFormat AudioFormat} for valid values.
*/
public int audioFormat;
/**
* Sampling frequency of the audio stream in the output clip. See
* {@link AudioSamplingFrequency AudioSamplingFrequency} for valid
* values.
*/
public int audioSamplingFreq;
/**
* Maximum file size. By setting this you can set the maximum size of
* the output clip. Set it to 0 to let the class ignore
* this filed.
*/
public int maxFileSize;
/**
* Number of audio channels in output clip. Use 0 for none,
* 1 for mono or 2 for stereo. None is only
* allowed when the audioFormat field is set to
* {@link AudioFormat#NO_AUDIO AudioFormat.NO_AUDIO} or
* {@link AudioFormat#NULL_AUDIO AudioFormat.NULL_AUDIO} Mono is only
* allowed when the audioFormat field is set to
* {@link AudioFormat#AAC AudioFormat.AAC}
*/
public int audioChannels;
/** Video bitrate. See {@link Bitrate Bitrate} for valid values. */
public int videoBitrate;
/** Audio bitrate. See {@link Bitrate Bitrate} for valid values. */
public int audioBitrate;
/**
* Background music settings. See {@link BackgroundMusicSettings
* BackgroundMusicSettings} for valid values.
*/
public BackgroundMusicSettings backgroundMusicSettings;
public int primaryTrackVolume;
}
/**
* Defines the media properties.
**/
public static class Properties {
/**
* Duration of the media in milliseconds.
*/
public int duration;
/**
* File type.
*/
public int fileType;
/**
* Video format.
*/
public int videoFormat;
/**
* Duration of the video stream of the media in milliseconds.
*/
public int videoDuration;
/**
* Bitrate of the video stream of the media.
*/
public int videoBitrate;
/**
* Width of the video frames or the width of the still picture in
* pixels.
*/
public int width;
/**
* Height of the video frames or the height of the still picture in
* pixels.
*/
public int height;
/**
* Average frame rate of video in the media in frames per second.
*/
public float averageFrameRate;
/**
* Profile of the video in the media.
*/
public int profile;
/**
* Level of the video in the media.
*/
public int level;
/**
* Is Video Profile supported.
*/
public boolean profileSupported;
/**
* Is Video Level supported.
*/
public boolean levelSupported;
/**
* Audio format.
*/
public int audioFormat;
/**
* Duration of the audio stream of the media in milliseconds.
*/
public int audioDuration;
/**
* Bitrate of the audio stream of the media.
*/
public int audioBitrate;
/**
* Number of audio channels in the media.
*/
public int audioChannels;
/**
* Sampling frequency of the audio stream in the media in samples per
* second.
*/
public int audioSamplingFrequency;
/**
* Volume value of the audio track as percentage.
*/
public int audioVolumeValue;
/**
* Video rotation degree.
*/
public int videoRotation;
public String Id;
}
/**
* Constructor
*
* @param projectPath The path where the VideoEditor stores all files
* related to the project
* @param lock The semaphore
* @param veObj The video editor reference
*/
public MediaArtistNativeHelper(String projectPath, Semaphore lock, VideoEditor veObj) {
mProjectPath = projectPath;
if (veObj != null) {
mVideoEditor = veObj;
} else {
mVideoEditor = null;
throw new IllegalArgumentException("video editor object is null");
}
if (mStoryBoardSettings == null) {
mStoryBoardSettings = new EditSettings();
}
mLock = lock;
_init(mProjectPath, "null");
mAudioTrackPCMFilePath = null;
}
/**
* @return The project path
*/
String getProjectPath() {
return mProjectPath;
}
/**
* @return The Audio Track PCM file path
*/
String getProjectAudioTrackPCMFilePath() {
return mAudioTrackPCMFilePath;
}
/**
* Invalidates the PCM file
*/
void invalidatePcmFile() {
if (mAudioTrackPCMFilePath != null) {
new File(mAudioTrackPCMFilePath).delete();
mAudioTrackPCMFilePath = null;
}
}
@SuppressWarnings("unused")
private void onProgressUpdate(int taskId, int progress) {
if (mProcessingState == PROCESSING_EXPORT) {
if (mExportProgressListener != null) {
if (mProgressToApp < progress) {
mExportProgressListener.onProgress(mVideoEditor, mOutputFilename, progress);
/* record previous progress */
mProgressToApp = progress;
}
}
}
else {
// Adapt progress depending on current state
int actualProgress = 0;
int action = 0;
if (mProcessingState == PROCESSING_AUDIO_PCM) {
action = MediaProcessingProgressListener.ACTION_DECODE;
} else {
action = MediaProcessingProgressListener.ACTION_ENCODE;
}
switch (mProcessingState) {
case PROCESSING_AUDIO_PCM:
actualProgress = progress;
break;
case PROCESSING_TRANSITION:
actualProgress = progress;
break;
case PROCESSING_KENBURNS:
actualProgress = progress;
break;
case PROCESSING_INTERMEDIATE1:
if ((progress == 0) && (mProgressToApp != 0)) {
mProgressToApp = 0;
}
if ((progress != 0) || (mProgressToApp != 0)) {
actualProgress = progress/4;
}
break;
case PROCESSING_INTERMEDIATE2:
if ((progress != 0) || (mProgressToApp != 0)) {
actualProgress = 25 + progress/4;
}
break;
case PROCESSING_INTERMEDIATE3:
if ((progress != 0) || (mProgressToApp != 0)) {
actualProgress = 50 + progress/2;
}
break;
case PROCESSING_NONE:
default:
Log.e(TAG, "ERROR unexpected State=" + mProcessingState);
return;
}
if ((mProgressToApp != actualProgress) && (actualProgress != 0)) {
mProgressToApp = actualProgress;
if (mMediaProcessingProgressListener != null) {
// Send the progress indication
mMediaProcessingProgressListener.onProgress(mProcessingObject, action,
actualProgress);
}
}
/* avoid 0 in next intermediate call */
if (mProgressToApp == 0) {
if (mMediaProcessingProgressListener != null) {
/*
* Send the progress indication
*/
mMediaProcessingProgressListener.onProgress(mProcessingObject, action,
actualProgress);
}
mProgressToApp = 1;
}
}
}
@SuppressWarnings("unused")
private void onPreviewProgressUpdate(int progress, boolean isFinished,
boolean updateOverlay, String filename, int renderingMode, int error) {
if (mPreviewProgressListener != null) {
if (mIsFirstProgress) {
mPreviewProgressListener.onStart(mVideoEditor);
mIsFirstProgress = false;
}
final VideoEditor.OverlayData overlayData;
if (updateOverlay) {
overlayData = new VideoEditor.OverlayData();
if (filename != null) {
overlayData.set(BitmapFactory.decodeFile(filename), renderingMode);
} else {
overlayData.setClear();
}
} else {
overlayData = null;
}
if (progress != 0) {
mPreviewProgress = progress;
}
if (isFinished) {
mPreviewProgressListener.onStop(mVideoEditor);
} else if (error != 0) {
mPreviewProgressListener.onError(mVideoEditor, error);
} else {
mPreviewProgressListener.onProgress(mVideoEditor, progress, overlayData);
}
}
}
/**
* Release the native helper object
*/
void releaseNativeHelper() throws InterruptedException {
release();
}
/**
* Release the native helper to end the Audio Graph process
*/
@SuppressWarnings("unused")
private void onAudioGraphExtractProgressUpdate(int progress, boolean isVideo) {
if ((mExtractAudioWaveformProgressListener != null) && (progress > 0)) {
mExtractAudioWaveformProgressListener.onProgress(progress);
}
}
/**
* Populates the Effect Settings in EffectSettings
*
* @param effects The reference of EffectColor
*
* @return The populated effect settings in EffectSettings reference
*/
EffectSettings getEffectSettings(EffectColor effects) {
EffectSettings effectSettings = new EffectSettings();
effectSettings.startTime = (int)effects.getStartTime();
effectSettings.duration = (int)effects.getDuration();
effectSettings.videoEffectType = getEffectColorType(effects);
effectSettings.audioEffectType = 0;
effectSettings.startPercent = 0;
effectSettings.durationPercent = 0;
effectSettings.framingFile = null;
effectSettings.topLeftX = 0;
effectSettings.topLeftY = 0;
effectSettings.framingResize = false;
effectSettings.text = null;
effectSettings.textRenderingData = null;
effectSettings.textBufferWidth = 0;
effectSettings.textBufferHeight = 0;
if (effects.getType() == EffectColor.TYPE_FIFTIES) {
effectSettings.fiftiesFrameRate = 15;
} else {
effectSettings.fiftiesFrameRate = 0;
}
if ((effectSettings.videoEffectType == VideoEffect.COLORRGB16)
|| (effectSettings.videoEffectType == VideoEffect.GRADIENT)) {
effectSettings.rgb16InputColor = effects.getColor();
}
effectSettings.alphaBlendingStartPercent = 0;
effectSettings.alphaBlendingMiddlePercent = 0;
effectSettings.alphaBlendingEndPercent = 0;
effectSettings.alphaBlendingFadeInTimePercent = 0;
effectSettings.alphaBlendingFadeOutTimePercent = 0;
return effectSettings;
}
/**
* Populates the Overlay Settings in EffectSettings
*
* @param overlay The reference of OverlayFrame
*
* @return The populated overlay settings in EffectSettings reference
*/
EffectSettings getOverlaySettings(OverlayFrame overlay) {
EffectSettings effectSettings = new EffectSettings();
Bitmap bitmap = null;
effectSettings.startTime = (int)overlay.getStartTime();
effectSettings.duration = (int)overlay.getDuration();
effectSettings.videoEffectType = VideoEffect.FRAMING;
effectSettings.audioEffectType = 0;
effectSettings.startPercent = 0;
effectSettings.durationPercent = 0;
effectSettings.framingFile = null;
if ((bitmap = overlay.getBitmap()) != null) {
effectSettings.framingFile = overlay.getFilename();
if (effectSettings.framingFile == null) {
try {
(overlay).save(mProjectPath);
} catch (IOException e) {
Log.e(TAG, "getOverlaySettings : File not found");
}
effectSettings.framingFile = overlay.getFilename();
}
if (bitmap.getConfig() == Bitmap.Config.ARGB_8888)
effectSettings.bitmapType = 6;
else if (bitmap.getConfig() == Bitmap.Config.ARGB_4444)
effectSettings.bitmapType = 5;
else if (bitmap.getConfig() == Bitmap.Config.RGB_565)
effectSettings.bitmapType = 4;
else if (bitmap.getConfig() == Bitmap.Config.ALPHA_8)
throw new RuntimeException("Bitmap config not supported");
effectSettings.width = bitmap.getWidth();
effectSettings.height = bitmap.getHeight();
effectSettings.framingBuffer = new int[effectSettings.width];
int tmp = 0;
short maxAlpha = 0;
short minAlpha = (short)0xFF;
short alpha = 0;
while (tmp < effectSettings.height) {
bitmap.getPixels(effectSettings.framingBuffer, 0,
effectSettings.width, 0, tmp,
effectSettings.width, 1);
for (int i = 0; i < effectSettings.width; i++) {
alpha = (short)((effectSettings.framingBuffer[i] >> 24) & 0xFF);
if (alpha > maxAlpha) {
maxAlpha = alpha;
}
if (alpha < minAlpha) {
minAlpha = alpha;
}
}
tmp += 1;
}
alpha = (short)((maxAlpha + minAlpha) / 2);
alpha = (short)((alpha * 100) / 256);
effectSettings.alphaBlendingEndPercent = alpha;
effectSettings.alphaBlendingMiddlePercent = alpha;
effectSettings.alphaBlendingStartPercent = alpha;
effectSettings.alphaBlendingFadeInTimePercent = 100;
effectSettings.alphaBlendingFadeOutTimePercent = 100;
effectSettings.framingBuffer = null;
/*
* Set the resized RGB file dimensions
*/
effectSettings.width = overlay.getResizedRGBSizeWidth();
if(effectSettings.width == 0) {
effectSettings.width = bitmap.getWidth();
}
effectSettings.height = overlay.getResizedRGBSizeHeight();
if(effectSettings.height == 0) {
effectSettings.height = bitmap.getHeight();
}
}
effectSettings.topLeftX = 0;
effectSettings.topLeftY = 0;
effectSettings.framingResize = true;
effectSettings.text = null;
effectSettings.textRenderingData = null;
effectSettings.textBufferWidth = 0;
effectSettings.textBufferHeight = 0;
effectSettings.fiftiesFrameRate = 0;
effectSettings.rgb16InputColor = 0;
int mediaItemHeight;
int aspectRatio;
if (overlay.getMediaItem() instanceof MediaImageItem) {
if (((MediaImageItem)overlay.getMediaItem()).getGeneratedImageClip() != null) {
// Ken Burns was applied
mediaItemHeight = ((MediaImageItem)overlay.getMediaItem()).getGeneratedClipHeight();
aspectRatio = getAspectRatio(
((MediaImageItem)overlay.getMediaItem()).getGeneratedClipWidth()
, mediaItemHeight);
} else {
//For image get the scaled height. Aspect ratio would remain the same
mediaItemHeight = ((MediaImageItem)overlay.getMediaItem()).getScaledHeight();
aspectRatio = overlay.getMediaItem().getAspectRatio();
}
} else {
aspectRatio = overlay.getMediaItem().getAspectRatio();
mediaItemHeight = overlay.getMediaItem().getHeight();
}
effectSettings.framingScaledSize = findVideoResolution(aspectRatio, mediaItemHeight);
return effectSettings;
}
/* get Video Editor aspect ratio */
int nativeHelperGetAspectRatio() {
return mVideoEditor.getAspectRatio();
}
/**
* Sets the export audio codec
*
* @param export audio codec
*
*/
void setAudioCodec(int codec) {
mExportAudioCodec = codec;
}
/**
* Sets the export video codec
*
* @param export video codec
*
*/
void setVideoCodec(int codec) {
mExportVideoCodec = codec;
}
/**
* Sets the audio regenerate flag
*
* @param flag The boolean to set the audio regenerate flag
*
*/
void setAudioflag(boolean flag) {
//check if the file exists.
if (!(new File(String.format(mProjectPath + "/" + AUDIO_TRACK_PCM_FILE)).exists())) {
flag = true;
}
mRegenerateAudio = flag;
}
/**
* Gets the audio regenerate flag
*
* @param return The boolean to get the audio regenerate flag
*
*/
boolean getAudioflag() {
return mRegenerateAudio;
}
/**
* Maps the average frame rate to one of the defined enum values
*
* @param averageFrameRate The average frame rate of video item
*
* @return The frame rate from one of the defined enum values
*/
int GetClosestVideoFrameRate(int averageFrameRate) {
if (averageFrameRate >= 25) {
return VideoFrameRate.FR_30_FPS;
} else if (averageFrameRate >= 20) {
return VideoFrameRate.FR_25_FPS;
} else if (averageFrameRate >= 15) {
return VideoFrameRate.FR_20_FPS;
} else if (averageFrameRate >= 12) {
return VideoFrameRate.FR_15_FPS;
} else if (averageFrameRate >= 10) {
return VideoFrameRate.FR_12_5_FPS;
} else if (averageFrameRate >= 7) {
return VideoFrameRate.FR_10_FPS;
} else if (averageFrameRate >= 5) {
return VideoFrameRate.FR_7_5_FPS;
} else {
return -1;
}
}
/**
* Helper function to adjust the effect or overlay start time
* depending on the begin and end boundary time of meddia item
*/
public void adjustEffectsStartTimeAndDuration(EffectSettings lEffect, int beginCutTime,
int endCutTime) {
int effectStartTime = 0;
int effectDuration = 0;
/**
* cbct -> clip begin cut time
* cect -> clip end cut time
****************************************
* | |
* | cbct cect |
* | <-1--> | | |
* | <--|-2-> | |
* | | <---3---> | |
* | | <--|-4---> |
* | | | <--5--> |
* | <---|------6----|----> |
* | |
* < : effectStart
* > : effectStart + effectDuration
****************************************
**/
/** 1 & 5 */
/**
* Effect falls out side the trim duration. In such a case effects shall
* not be applied.
*/
if ((lEffect.startTime > endCutTime)
|| ((lEffect.startTime + lEffect.duration) <= beginCutTime)) {
effectStartTime = 0;
effectDuration = 0;
lEffect.startTime = effectStartTime;
lEffect.duration = effectDuration;
return;
}
/** 2 */
if ((lEffect.startTime < beginCutTime)
&& ((lEffect.startTime + lEffect.duration) > beginCutTime)
&& ((lEffect.startTime + lEffect.duration) <= endCutTime)) {
effectStartTime = 0;
effectDuration = lEffect.duration;
effectDuration -= (beginCutTime - lEffect.startTime);
lEffect.startTime = effectStartTime;
lEffect.duration = effectDuration;
return;
}
/** 3 */
if ((lEffect.startTime >= beginCutTime)
&& ((lEffect.startTime + lEffect.duration) <= endCutTime)) {
effectStartTime = lEffect.startTime - beginCutTime;
lEffect.startTime = effectStartTime;
lEffect.duration = lEffect.duration;
return;
}
/** 4 */
if ((lEffect.startTime >= beginCutTime)
&& ((lEffect.startTime + lEffect.duration) > endCutTime)) {
effectStartTime = lEffect.startTime - beginCutTime;
effectDuration = endCutTime - lEffect.startTime;
lEffect.startTime = effectStartTime;
lEffect.duration = effectDuration;
return;
}
/** 6 */
if ((lEffect.startTime < beginCutTime)
&& ((lEffect.startTime + lEffect.duration) > endCutTime)) {
effectStartTime = 0;
effectDuration = endCutTime - beginCutTime;
lEffect.startTime = effectStartTime;
lEffect.duration = effectDuration;
return;
}
}
/**
* Generates the clip for preview or export
*
* @param editSettings The EditSettings reference for generating
* a clip for preview or export
*
* @return error value
*/
public int generateClip(EditSettings editSettings) {
int err = 0;
try {
err = nativeGenerateClip(editSettings);
} catch (IllegalArgumentException ex) {
Log.e(TAG, "Illegal Argument exception in load settings");
return -1;
} catch (IllegalStateException ex) {
Log.e(TAG, "Illegal state exception in load settings");
return -1;
} catch (RuntimeException ex) {
Log.e(TAG, "Runtime exception in load settings");
return -1;
}
return err;
}
/**
* Init function to initialiZe the ClipSettings reference to
* default values
*
* @param lclipSettings The ClipSettings reference
*/
void initClipSettings(ClipSettings lclipSettings) {
lclipSettings.clipPath = null;
lclipSettings.clipDecodedPath = null;
lclipSettings.clipOriginalPath = null;
lclipSettings.fileType = 0;
lclipSettings.endCutTime = 0;
lclipSettings.beginCutTime = 0;
lclipSettings.beginCutPercent = 0;
lclipSettings.endCutPercent = 0;
lclipSettings.panZoomEnabled = false;
lclipSettings.panZoomPercentStart = 0;
lclipSettings.panZoomTopLeftXStart = 0;
lclipSettings.panZoomTopLeftYStart = 0;
lclipSettings.panZoomPercentEnd = 0;
lclipSettings.panZoomTopLeftXEnd = 0;
lclipSettings.panZoomTopLeftYEnd = 0;
lclipSettings.mediaRendering = 0;
lclipSettings.rotationDegree = 0;
}
/**
* Populates the settings for generating an effect clip
*
* @param lMediaItem The media item for which the effect clip
* needs to be generated
* @param lclipSettings The ClipSettings reference containing
* clips data
* @param e The EditSettings reference containing effect specific data
* @param uniqueId The unique id used in the name of the output clip
* @param clipNo Used for internal purpose
*
* @return The name and path of generated clip
*/
String generateEffectClip(MediaItem lMediaItem, ClipSettings lclipSettings,
EditSettings e,String uniqueId,int clipNo) {
int err = 0;
EditSettings editSettings = null;
String EffectClipPath = null;
int outVideoProfile = 0;
int outVideoLevel = 0;
editSettings = new EditSettings();
editSettings.clipSettingsArray = new ClipSettings[1];
editSettings.clipSettingsArray[0] = lclipSettings;
editSettings.backgroundMusicSettings = null;
editSettings.transitionSettingsArray = null;
editSettings.effectSettingsArray = e.effectSettingsArray;
EffectClipPath = String.format(mProjectPath + "/" + "ClipEffectIntermediate" + "_"
+ lMediaItem.getId() + uniqueId + ".3gp");
File tmpFile = new File(EffectClipPath);
if (tmpFile.exists()) {
tmpFile.delete();
}
outVideoProfile = VideoEditorProfile.getExportProfile(VideoFormat.H264);
outVideoLevel = VideoEditorProfile.getExportLevel(VideoFormat.H264);
editSettings.videoProfile = outVideoProfile;
editSettings.videoLevel= outVideoLevel;
if (lMediaItem instanceof MediaVideoItem) {
MediaVideoItem m = (MediaVideoItem)lMediaItem;
editSettings.audioFormat = AudioFormat.AAC;
editSettings.audioChannels = 2;
editSettings.audioBitrate = Bitrate.BR_64_KBPS;
editSettings.audioSamplingFreq = AudioSamplingFrequency.FREQ_32000;
editSettings.videoFormat = VideoFormat.H264;
editSettings.videoFrameRate = VideoFrameRate.FR_30_FPS;
editSettings.videoFrameSize = findVideoResolution(mVideoEditor.getAspectRatio(),
m.getHeight());
editSettings.videoBitrate = findVideoBitrate(editSettings.videoFrameSize);
} else {
MediaImageItem m = (MediaImageItem)lMediaItem;
editSettings.audioBitrate = Bitrate.BR_64_KBPS;
editSettings.audioChannels = 2;
editSettings.audioFormat = AudioFormat.AAC;
editSettings.audioSamplingFreq = AudioSamplingFrequency.FREQ_32000;
editSettings.videoFormat = VideoFormat.H264;
editSettings.videoFrameRate = VideoFrameRate.FR_30_FPS;
editSettings.videoFrameSize = findVideoResolution(mVideoEditor.getAspectRatio(),
m.getScaledHeight());
editSettings.videoBitrate = findVideoBitrate(editSettings.videoFrameSize);
}
editSettings.outputFile = EffectClipPath;
if (clipNo == 1) {
mProcessingState = PROCESSING_INTERMEDIATE1;
} else if (clipNo == 2) {
mProcessingState = PROCESSING_INTERMEDIATE2;
}
mProcessingObject = lMediaItem;
err = generateClip(editSettings);
mProcessingState = PROCESSING_NONE;
if (err == 0) {
lclipSettings.clipPath = EffectClipPath;
lclipSettings.fileType = FileType.THREE_GPP;
return EffectClipPath;
} else {
throw new RuntimeException("preview generation cannot be completed");
}
}
/**
* Populates the settings for generating a Ken Burn effect clip
*
* @param m The media image item for which the Ken Burn effect clip
* needs to be generated
* @param e The EditSettings reference clip specific data
*
* @return The name and path of generated clip
*/
String generateKenBurnsClip(EditSettings e, MediaImageItem m) {
String output = null;
int err = 0;
int outVideoProfile = 0;
int outVideoLevel = 0;
e.backgroundMusicSettings = null;
e.transitionSettingsArray = null;
e.effectSettingsArray = null;
output = String.format(mProjectPath + "/" + "ImageClip-" + m.getId() + ".3gp");
File tmpFile = new File(output);
if (tmpFile.exists()) {
tmpFile.delete();
}
outVideoProfile = VideoEditorProfile.getExportProfile(VideoFormat.H264);
outVideoLevel = VideoEditorProfile.getExportLevel(VideoFormat.H264);
e.videoProfile = outVideoProfile;
e.videoLevel = outVideoLevel;
e.outputFile = output;
e.audioBitrate = Bitrate.BR_64_KBPS;
e.audioChannels = 2;
e.audioFormat = AudioFormat.AAC;
e.audioSamplingFreq = AudioSamplingFrequency.FREQ_32000;
e.videoFormat = VideoFormat.H264;
e.videoFrameRate = VideoFrameRate.FR_30_FPS;
e.videoFrameSize = findVideoResolution(mVideoEditor.getAspectRatio(),
m.getScaledHeight());
e.videoBitrate = findVideoBitrate(e.videoFrameSize);
mProcessingState = PROCESSING_KENBURNS;
mProcessingObject = m;
err = generateClip(e);
// Reset the processing state and check for errors
mProcessingState = PROCESSING_NONE;
if (err != 0) {
throw new RuntimeException("preview generation cannot be completed");
}
return output;
}
/**
* Calculates the output resolution for transition clip
*
* @param m1 First media item associated with transition
* @param m2 Second media item associated with transition
*
* @return The transition resolution
*/
private int getTransitionResolution(MediaItem m1, MediaItem m2) {
int clip1Height = 0;
int clip2Height = 0;
int videoSize = 0;
if (m1 != null && m2 != null) {
if (m1 instanceof MediaVideoItem) {
clip1Height = m1.getHeight();
} else if (m1 instanceof MediaImageItem) {
clip1Height = ((MediaImageItem)m1).getScaledHeight();
}
if (m2 instanceof MediaVideoItem) {
clip2Height = m2.getHeight();
} else if (m2 instanceof MediaImageItem) {
clip2Height = ((MediaImageItem)m2).getScaledHeight();
}
if (clip1Height > clip2Height) {
videoSize = findVideoResolution(mVideoEditor.getAspectRatio(), clip1Height);
} else {
videoSize = findVideoResolution(mVideoEditor.getAspectRatio(), clip2Height);
}
} else if (m1 == null && m2 != null) {
if (m2 instanceof MediaVideoItem) {
clip2Height = m2.getHeight();
} else if (m2 instanceof MediaImageItem) {
clip2Height = ((MediaImageItem)m2).getScaledHeight();
}
videoSize = findVideoResolution(mVideoEditor.getAspectRatio(), clip2Height);
} else if (m1 != null && m2 == null) {
if (m1 instanceof MediaVideoItem) {
clip1Height = m1.getHeight();
} else if (m1 instanceof MediaImageItem) {
clip1Height = ((MediaImageItem)m1).getScaledHeight();
}
videoSize = findVideoResolution(mVideoEditor.getAspectRatio(), clip1Height);
}
return videoSize;
}
/**
* Populates the settings for generating an transition clip
*
* @param m1 First media item associated with transition
* @param m2 Second media item associated with transition
* @param e The EditSettings reference containing
* clip specific data
* @param uniqueId The unique id used in the name of the output clip
* @param t The Transition specific data
*
* @return The name and path of generated clip
*/
String generateTransitionClip(EditSettings e, String uniqueId,
MediaItem m1, MediaItem m2,Transition t) {
String outputFilename = null;
int err = 0;
int outVideoProfile = 0;
int outVideoLevel = 0;
outputFilename = String.format(mProjectPath + "/" + uniqueId + ".3gp");
outVideoProfile = VideoEditorProfile.getExportProfile(VideoFormat.H264);
outVideoLevel = VideoEditorProfile.getExportLevel(VideoFormat.H264);
e.videoProfile = outVideoProfile;
e.videoLevel = outVideoLevel;
e.outputFile = outputFilename;
e.audioBitrate = Bitrate.BR_64_KBPS;
e.audioChannels = 2;
e.audioFormat = AudioFormat.AAC;
e.audioSamplingFreq = AudioSamplingFrequency.FREQ_32000;
e.videoFormat = VideoFormat.H264;
e.videoFrameRate = VideoFrameRate.FR_30_FPS;
e.videoFrameSize = getTransitionResolution(m1, m2);
e.videoBitrate = findVideoBitrate(e.videoFrameSize);
if (new File(outputFilename).exists()) {
new File(outputFilename).delete();
}
mProcessingState = PROCESSING_INTERMEDIATE3;
mProcessingObject = t;
err = generateClip(e);
// Reset the processing state and check for errors
mProcessingState = PROCESSING_NONE;
if (err != 0) {
throw new RuntimeException("preview generation cannot be completed");
}
return outputFilename;
}
/**
* Populates effects and overlays in EffectSettings structure
* and also adjust the start time and duration of effects and overlays
* w.r.t to total story board time
*
* @param m1 Media item associated with effect
* @param effectSettings The EffectSettings reference containing
* effect specific data
* @param beginCutTime The begin cut time of the clip associated with effect
* @param endCutTime The end cut time of the clip associated with effect
* @param storyBoardTime The current story board time
*
* @return The updated index
*/
private int populateEffects(MediaItem m, EffectSettings[] effectSettings, int i,
int beginCutTime, int endCutTime, int storyBoardTime) {
if (m.getBeginTransition() != null && m.getBeginTransition().getDuration() > 0
&& m.getEndTransition() != null && m.getEndTransition().getDuration() > 0) {
beginCutTime += m.getBeginTransition().getDuration();
endCutTime -= m.getEndTransition().getDuration();
} else if (m.getBeginTransition() == null && m.getEndTransition() != null
&& m.getEndTransition().getDuration() > 0) {
endCutTime -= m.getEndTransition().getDuration();
} else if (m.getEndTransition() == null && m.getBeginTransition() != null
&& m.getBeginTransition().getDuration() > 0) {
beginCutTime += m.getBeginTransition().getDuration();
}
final List effects = m.getAllEffects();
final List overlays = m.getAllOverlays();
for (Overlay overlay : overlays) {
effectSettings[i] = getOverlaySettings((OverlayFrame)overlay);
adjustEffectsStartTimeAndDuration(effectSettings[i], beginCutTime, endCutTime);
effectSettings[i].startTime += storyBoardTime;
i++;
}
for (Effect effect : effects) {
if (effect instanceof EffectColor) {
effectSettings[i] = getEffectSettings((EffectColor)effect);
adjustEffectsStartTimeAndDuration(effectSettings[i], beginCutTime, endCutTime);
effectSettings[i].startTime += storyBoardTime;
i++;
}
}
return i;
}
/**
* Adjusts the media item boundaries for use in export or preview
*
* @param clipSettings The ClipSettings reference
* @param clipProperties The Properties reference
* @param m The media item
*/
private void adjustMediaItemBoundary(ClipSettings clipSettings,
Properties clipProperties, MediaItem m) {
if (m.getBeginTransition() != null && m.getBeginTransition().getDuration() > 0
&& m.getEndTransition() != null && m.getEndTransition().getDuration() > 0) {
clipSettings.beginCutTime += m.getBeginTransition().getDuration();
clipSettings.endCutTime -= m.getEndTransition().getDuration();
} else if (m.getBeginTransition() == null && m.getEndTransition() != null
&& m.getEndTransition().getDuration() > 0) {
clipSettings.endCutTime -= m.getEndTransition().getDuration();
} else if (m.getEndTransition() == null && m.getBeginTransition() != null
&& m.getBeginTransition().getDuration() > 0) {
clipSettings.beginCutTime += m.getBeginTransition().getDuration();
}
clipProperties.duration = clipSettings.endCutTime - clipSettings.beginCutTime;
if (clipProperties.videoDuration != 0) {
clipProperties.videoDuration = clipSettings.endCutTime - clipSettings.beginCutTime;
}
if (clipProperties.audioDuration != 0) {
clipProperties.audioDuration = clipSettings.endCutTime - clipSettings.beginCutTime;
}
}
/**
* Generates the transition if transition is present
* and is in invalidated state
*
* @param transition The Transition reference
* @param editSettings The EditSettings reference
* @param clipPropertiesArray The clip Properties array
* @param i The index in clip Properties array for current clip
*/
private void generateTransition(Transition transition, EditSettings editSettings,
PreviewClipProperties clipPropertiesArray, int index) {
if (!(transition.isGenerated())) {
transition.generate();
}
editSettings.clipSettingsArray[index] = new ClipSettings();
editSettings.clipSettingsArray[index].clipPath = transition.getFilename();
editSettings.clipSettingsArray[index].fileType = FileType.THREE_GPP;
editSettings.clipSettingsArray[index].beginCutTime = 0;
editSettings.clipSettingsArray[index].endCutTime = (int)transition.getDuration();
editSettings.clipSettingsArray[index].mediaRendering = MediaRendering.BLACK_BORDERS;
try {
clipPropertiesArray.clipProperties[index] =
getMediaProperties(transition.getFilename());
} catch (Exception e) {
throw new IllegalArgumentException("Unsupported file or file not found");
}
clipPropertiesArray.clipProperties[index].Id = null;
clipPropertiesArray.clipProperties[index].audioVolumeValue = 100;
clipPropertiesArray.clipProperties[index].duration = (int)transition.getDuration();
if (clipPropertiesArray.clipProperties[index].videoDuration != 0) {
clipPropertiesArray.clipProperties[index].videoDuration = (int)transition.getDuration();
}
if (clipPropertiesArray.clipProperties[index].audioDuration != 0) {
clipPropertiesArray.clipProperties[index].audioDuration = (int)transition.getDuration();
}
}
/**
* Sets the volume for current media item in clip properties array
*
* @param m The media item
* @param clipProperties The clip properties array reference
* @param i The index in clip Properties array for current clip
*/
private void adjustVolume(MediaItem m, PreviewClipProperties clipProperties,
int index) {
if (m instanceof MediaVideoItem) {
final boolean videoMuted = ((MediaVideoItem)m).isMuted();
if (videoMuted == false) {
mClipProperties.clipProperties[index].audioVolumeValue =
((MediaVideoItem)m).getVolume();
} else {
mClipProperties.clipProperties[index].audioVolumeValue = 0;
}
} else if (m instanceof MediaImageItem) {
mClipProperties.clipProperties[index].audioVolumeValue = 0;
}
}
/**
* Checks for odd size image width and height
*
* @param m The media item
* @param clipProperties The clip properties array reference
* @param i The index in clip Properties array for current clip
*/
private void checkOddSizeImage(MediaItem m, PreviewClipProperties clipProperties, int index) {
if (m instanceof MediaImageItem) {
int width = mClipProperties.clipProperties[index].width;
int height = mClipProperties.clipProperties[index].height;
if ((width % 2) != 0) {
width -= 1;
}
if ((height % 2) != 0) {
height -= 1;
}
mClipProperties.clipProperties[index].width = width;
mClipProperties.clipProperties[index].height = height;
}
}
/**
* Populates the media item properties and calculates the maximum
* height among all the clips
*
* @param m The media item
* @param i The index in clip Properties array for current clip
* @param maxHeight The max height from the clip properties
*
* @return Updates the max height if current clip's height is greater
* than all previous clips height
*/
private int populateMediaItemProperties(MediaItem m, int index, int maxHeight) {
mPreviewEditSettings.clipSettingsArray[index] = new ClipSettings();
if (m instanceof MediaVideoItem) {
mPreviewEditSettings.clipSettingsArray[index] =
((MediaVideoItem)m).getVideoClipProperties();
if (((MediaVideoItem)m).getHeight() > maxHeight) {
maxHeight = ((MediaVideoItem)m).getHeight();
}
} else if (m instanceof MediaImageItem) {
mPreviewEditSettings.clipSettingsArray[index] =
((MediaImageItem)m).getImageClipProperties();
if (((MediaImageItem)m).getScaledHeight() > maxHeight) {
maxHeight = ((MediaImageItem)m).getScaledHeight();
}
}
/** + Handle the image files here */
if (mPreviewEditSettings.clipSettingsArray[index].fileType == FileType.JPG) {
mPreviewEditSettings.clipSettingsArray[index].clipDecodedPath =
((MediaImageItem)m).getDecodedImageFileName();
mPreviewEditSettings.clipSettingsArray[index].clipOriginalPath =
mPreviewEditSettings.clipSettingsArray[index].clipPath;
}
return maxHeight;
}
/**
* Populates the background music track properties
*
* @param mediaBGMList The background music list
*
*/
private void populateBackgroundMusicProperties(List mediaBGMList) {
if (mediaBGMList.size() == 1) {
mAudioTrack = mediaBGMList.get(0);
} else {
mAudioTrack = null;
}
if (mAudioTrack != null) {
mAudioSettings = new AudioSettings();
Properties mAudioProperties = new Properties();
mAudioSettings.pFile = null;
mAudioSettings.Id = mAudioTrack.getId();
try {
mAudioProperties = getMediaProperties(mAudioTrack.getFilename());
} catch (Exception e) {
throw new IllegalArgumentException("Unsupported file or file not found");
}
mAudioSettings.bRemoveOriginal = false;
mAudioSettings.channels = mAudioProperties.audioChannels;
mAudioSettings.Fs = mAudioProperties.audioSamplingFrequency;
mAudioSettings.loop = mAudioTrack.isLooping();
mAudioSettings.ExtendedFs = 0;
mAudioSettings.pFile = mAudioTrack.getFilename();
mAudioSettings.startMs = mAudioTrack.getStartTime();
mAudioSettings.beginCutTime = mAudioTrack.getBoundaryBeginTime();
mAudioSettings.endCutTime = mAudioTrack.getBoundaryEndTime();
if (mAudioTrack.isMuted()) {
mAudioSettings.volume = 0;
} else {
mAudioSettings.volume = mAudioTrack.getVolume();
}
mAudioSettings.fileType = mAudioProperties.fileType;
mAudioSettings.ducking_lowVolume = mAudioTrack.getDuckedTrackVolume();
mAudioSettings.ducking_threshold = mAudioTrack.getDuckingThreshhold();
mAudioSettings.bInDucking_enable = mAudioTrack.isDuckingEnabled();
mAudioTrackPCMFilePath = String.format(mProjectPath + "/" + AUDIO_TRACK_PCM_FILE);
mAudioSettings.pcmFilePath = mAudioTrackPCMFilePath;
mPreviewEditSettings.backgroundMusicSettings = new BackgroundMusicSettings();
mPreviewEditSettings.backgroundMusicSettings.file = mAudioTrackPCMFilePath;
mPreviewEditSettings.backgroundMusicSettings.fileType = mAudioProperties.fileType;
mPreviewEditSettings.backgroundMusicSettings.insertionTime =
mAudioTrack.getStartTime();
mPreviewEditSettings.backgroundMusicSettings.volumePercent = mAudioTrack.getVolume();
mPreviewEditSettings.backgroundMusicSettings.beginLoop =
mAudioTrack.getBoundaryBeginTime();
mPreviewEditSettings.backgroundMusicSettings.endLoop =
mAudioTrack.getBoundaryEndTime();
mPreviewEditSettings.backgroundMusicSettings.enableDucking =
mAudioTrack.isDuckingEnabled();
mPreviewEditSettings.backgroundMusicSettings.duckingThreshold =
mAudioTrack.getDuckingThreshhold();
mPreviewEditSettings.backgroundMusicSettings.lowVolume =
mAudioTrack.getDuckedTrackVolume();
mPreviewEditSettings.backgroundMusicSettings.isLooping = mAudioTrack.isLooping();
mPreviewEditSettings.primaryTrackVolume = 100;
mProcessingState = PROCESSING_AUDIO_PCM;
mProcessingObject = mAudioTrack;
} else {
mAudioSettings = null;
mPreviewEditSettings.backgroundMusicSettings = null;
mAudioTrackPCMFilePath = null;
}
}
/**
* Calculates all the effects in all the media items
* in media items list
*
* @param mediaItemsList The media item list
*
* @return The total number of effects
*
*/
private int getTotalEffects(List mediaItemsList) {
int totalEffects = 0;
final Iterator it = mediaItemsList.iterator();
while (it.hasNext()) {
final MediaItem t = it.next();
totalEffects += t.getAllEffects().size();
totalEffects += t.getAllOverlays().size();
final Iterator ef = t.getAllEffects().iterator();
while (ef.hasNext()) {
final Effect e = ef.next();
if (e instanceof EffectKenBurns) {
totalEffects--;
}
}
}
return totalEffects;
}
/**
* This function is responsible for forming clip settings
* array and clip properties array including transition clips
* and effect settings for preview purpose or export.
*
*
* @param mediaItemsList The media item list
* @param mediaTransitionList The transitions list
* @param mediaBGMList The background music list
* @param listener The MediaProcessingProgressListener
*
*/
void previewStoryBoard(List mediaItemsList,
List mediaTransitionList, List mediaBGMList,
MediaProcessingProgressListener listener) {
if (mInvalidatePreviewArray) {
int previewIndex = 0;
int totalEffects = 0;
int storyBoardTime = 0;
int maxHeight = 0;
int beginCutTime = 0;
int endCutTime = 0;
int effectIndex = 0;
Transition lTransition = null;
MediaItem lMediaItem = null;
mPreviewEditSettings = new EditSettings();
mClipProperties = new PreviewClipProperties();
mTotalClips = 0;
mTotalClips = mediaItemsList.size();
for (Transition transition : mediaTransitionList) {
if (transition.getDuration() > 0) {
mTotalClips++;
}
}
totalEffects = getTotalEffects(mediaItemsList);
mPreviewEditSettings.clipSettingsArray = new ClipSettings[mTotalClips];
mPreviewEditSettings.effectSettingsArray = new EffectSettings[totalEffects];
mClipProperties.clipProperties = new Properties[mTotalClips];
/** record the call back progress listener */
mMediaProcessingProgressListener = listener;
mProgressToApp = 0;
if (mediaItemsList.size() > 0) {
for (int i = 0; i < mediaItemsList.size(); i++) {
/* Get the Media Item from the list */
lMediaItem = mediaItemsList.get(i);
if (lMediaItem instanceof MediaVideoItem) {
beginCutTime = (int)((MediaVideoItem)lMediaItem).getBoundaryBeginTime();
endCutTime = (int)((MediaVideoItem)lMediaItem).getBoundaryEndTime();
} else if (lMediaItem instanceof MediaImageItem) {
beginCutTime = 0;
endCutTime = (int)((MediaImageItem)lMediaItem).getTimelineDuration();
}
/* Get the transition associated with Media Item */
lTransition = lMediaItem.getBeginTransition();
if (lTransition != null && (lTransition.getDuration() > 0)) {
/* generate transition clip */
generateTransition(lTransition, mPreviewEditSettings,
mClipProperties, previewIndex);
storyBoardTime += mClipProperties.clipProperties[previewIndex].duration;
previewIndex++;
}
/* Populate media item properties */
maxHeight = populateMediaItemProperties(lMediaItem, previewIndex, maxHeight);
/* Get the clip properties of the media item. */
if (lMediaItem instanceof MediaImageItem) {
int tmpCnt = 0;
boolean bEffectKbPresent = false;
final List effectList = lMediaItem.getAllEffects();
/**
* Check if Ken Burns effect is present
*/
while (tmpCnt < effectList.size()) {
if (effectList.get(tmpCnt) instanceof EffectKenBurns) {
bEffectKbPresent = true;
break;
}
tmpCnt++;
}
if (bEffectKbPresent) {
try {
if(((MediaImageItem)lMediaItem).getGeneratedImageClip() != null) {
mClipProperties.clipProperties[previewIndex]
= getMediaProperties(((MediaImageItem)lMediaItem).
getGeneratedImageClip());
}
else {
mClipProperties.clipProperties[previewIndex]
= getMediaProperties(((MediaImageItem)lMediaItem).
getScaledImageFileName());
mClipProperties.clipProperties[previewIndex].width =
((MediaImageItem)lMediaItem).getScaledWidth();
mClipProperties.clipProperties[previewIndex].height =
((MediaImageItem)lMediaItem).getScaledHeight();
}
} catch (Exception e) {
throw new IllegalArgumentException("Unsupported file or file not found");
}
} else {
try {
mClipProperties.clipProperties[previewIndex]
= getMediaProperties(((MediaImageItem)lMediaItem).
getScaledImageFileName());
} catch (Exception e) {
throw new IllegalArgumentException("Unsupported file or file not found");
}
mClipProperties.clipProperties[previewIndex].width =
((MediaImageItem)lMediaItem).getScaledWidth();
mClipProperties.clipProperties[previewIndex].height =
((MediaImageItem)lMediaItem).getScaledHeight();
}
} else {
try {
mClipProperties.clipProperties[previewIndex]
= getMediaProperties(lMediaItem.getFilename());
} catch (Exception e) {
throw new IllegalArgumentException("Unsupported file or file not found");
}
}
mClipProperties.clipProperties[previewIndex].Id = lMediaItem.getId();
checkOddSizeImage(lMediaItem, mClipProperties, previewIndex);
adjustVolume(lMediaItem, mClipProperties, previewIndex);
/*
* Adjust media item start time and end time w.r.t to begin
* and end transitions associated with media item
*/
adjustMediaItemBoundary(mPreviewEditSettings.clipSettingsArray[previewIndex],
mClipProperties.clipProperties[previewIndex], lMediaItem);
/*
* Get all the effects and overlays for that media item and
* adjust start time and duration of effects
*/
effectIndex = populateEffects(lMediaItem,
mPreviewEditSettings.effectSettingsArray, effectIndex, beginCutTime,
endCutTime, storyBoardTime);
storyBoardTime += mClipProperties.clipProperties[previewIndex].duration;
previewIndex++;
/* Check if there is any end transition at last media item */
if (i == (mediaItemsList.size() - 1)) {
lTransition = lMediaItem.getEndTransition();
if (lTransition != null && (lTransition.getDuration() > 0)) {
generateTransition(lTransition, mPreviewEditSettings, mClipProperties,
previewIndex);
break;
}
}
}
if (!mErrorFlagSet) {
mPreviewEditSettings.videoFrameSize = findVideoResolution(mVideoEditor
.getAspectRatio(), maxHeight);
populateBackgroundMusicProperties(mediaBGMList);
/** call to native populate settings */
try {
nativePopulateSettings(mPreviewEditSettings, mClipProperties, mAudioSettings);
} catch (IllegalArgumentException ex) {
Log.e(TAG, "Illegal argument exception in nativePopulateSettings");
throw ex;
} catch (IllegalStateException ex) {
Log.e(TAG, "Illegal state exception in nativePopulateSettings");
throw ex;
} catch (RuntimeException ex) {
Log.e(TAG, "Runtime exception in nativePopulateSettings");
throw ex;
}
mInvalidatePreviewArray = false;
mProcessingState = PROCESSING_NONE;
}
}
if (mErrorFlagSet) {
mErrorFlagSet = false;
throw new RuntimeException("preview generation cannot be completed");
}
}
} /* END of previewStoryBoard */
/**
* This function is responsible for starting the preview
*
*
* @param surface The surface on which preview has to be displayed
* @param fromMs The time in ms from which preview has to be started
* @param toMs The time in ms till preview has to be played
* @param loop To loop the preview or not
* @param callbackAfterFrameCount INdicated after how many frames
* the callback is needed
* @param listener The PreviewProgressListener
*/
void doPreview(Surface surface, long fromMs, long toMs, boolean loop,
int callbackAfterFrameCount, PreviewProgressListener listener) {
mPreviewProgress = fromMs;
mIsFirstProgress = true;
mPreviewProgressListener = listener;
if (!mInvalidatePreviewArray) {
try {
/** Modify the image files names to rgb image files. */
for (int clipCnt = 0; clipCnt < mPreviewEditSettings.clipSettingsArray.length;
clipCnt++) {
if (mPreviewEditSettings.clipSettingsArray[clipCnt].fileType == FileType.JPG) {
mPreviewEditSettings.clipSettingsArray[clipCnt].clipPath =
mPreviewEditSettings.clipSettingsArray[clipCnt].clipDecodedPath;
}
}
nativePopulateSettings(mPreviewEditSettings, mClipProperties, mAudioSettings);
nativeStartPreview(surface, fromMs, toMs, callbackAfterFrameCount, loop);
} catch (IllegalArgumentException ex) {
Log.e(TAG, "Illegal argument exception in nativeStartPreview");
throw ex;
} catch (IllegalStateException ex) {
Log.e(TAG, "Illegal state exception in nativeStartPreview");
throw ex;
} catch (RuntimeException ex) {
Log.e(TAG, "Runtime exception in nativeStartPreview");
throw ex;
}
} else {
throw new IllegalStateException("generatePreview is in progress");
}
}
/**
* This function is responsible for stopping the preview
*/
long stopPreview() {
return nativeStopPreview();
}
/**
* This function is responsible for rendering a single frame
* from the complete story board on the surface
*
* @param surface The surface on which frame has to be rendered
* @param time The time in ms at which the frame has to be rendered
* @param surfaceWidth The surface width
* @param surfaceHeight The surface height
* @param overlayData The overlay data
*
* @return The actual time from the story board at which the frame was extracted
* and rendered
*/
long renderPreviewFrame(Surface surface, long time, int surfaceWidth,
int surfaceHeight, VideoEditor.OverlayData overlayData) {
if (mInvalidatePreviewArray) {
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "Call generate preview first");
}
throw new IllegalStateException("Call generate preview first");
}
long timeMs = 0;
try {
for (int clipCnt = 0; clipCnt < mPreviewEditSettings.clipSettingsArray.length;
clipCnt++) {
if (mPreviewEditSettings.clipSettingsArray[clipCnt].fileType == FileType.JPG) {
mPreviewEditSettings.clipSettingsArray[clipCnt].clipPath =
mPreviewEditSettings.clipSettingsArray[clipCnt].clipDecodedPath;
}
}
// Reset the render preview frame params that shall be set by native.
mRenderPreviewOverlayFile = null;
mRenderPreviewRenderingMode = MediaRendering.RESIZING;
nativePopulateSettings(mPreviewEditSettings, mClipProperties, mAudioSettings);
timeMs = (long)nativeRenderPreviewFrame(surface, time, surfaceWidth, surfaceHeight);
if (mRenderPreviewOverlayFile != null) {
overlayData.set(BitmapFactory.decodeFile(mRenderPreviewOverlayFile),
mRenderPreviewRenderingMode);
} else {
overlayData.setClear();
}
} catch (IllegalArgumentException ex) {
Log.e(TAG, "Illegal Argument exception in nativeRenderPreviewFrame");
throw ex;
} catch (IllegalStateException ex) {
Log.e(TAG, "Illegal state exception in nativeRenderPreviewFrame");
throw ex;
} catch (RuntimeException ex) {
Log.e(TAG, "Runtime exception in nativeRenderPreviewFrame");
throw ex;
}
return timeMs;
}
private void previewFrameEditInfo(String filename, int renderingMode) {
mRenderPreviewOverlayFile = filename;
mRenderPreviewRenderingMode = renderingMode;
}
/**
* This function is responsible for rendering a single frame
* from a single media item on the surface
*
* @param surface The surface on which frame has to be rendered
* @param filepath The file path for which the frame needs to be displayed
* @param time The time in ms at which the frame has to be rendered
* @param framewidth The frame width
* @param framewidth The frame height
*
* @return The actual time from media item at which the frame was extracted
* and rendered
*/
long renderMediaItemPreviewFrame(Surface surface, String filepath,
long time, int framewidth, int frameheight) {
long timeMs = 0;
try {
timeMs = (long)nativeRenderMediaItemPreviewFrame(surface, filepath, framewidth,
frameheight, 0, 0, time);
} catch (IllegalArgumentException ex) {
Log.e(TAG, "Illegal Argument exception in renderMediaItemPreviewFrame");
throw ex;
} catch (IllegalStateException ex) {
Log.e(TAG, "Illegal state exception in renderMediaItemPreviewFrame");
throw ex;
} catch (RuntimeException ex) {
Log.e(TAG, "Runtime exception in renderMediaItemPreviewFrame");
throw ex;
}
return timeMs;
}
/**
* This function sets the flag to invalidate the preview array
* and for generating the preview again
*/
void setGeneratePreview(boolean isRequired) {
boolean semAcquiredDone = false;
try {
lock();
semAcquiredDone = true;
mInvalidatePreviewArray = isRequired;
} catch (InterruptedException ex) {
Log.e(TAG, "Runtime exception in renderMediaItemPreviewFrame");
} finally {
if (semAcquiredDone) {
unlock();
}
}
}
/**
* @return Returns the current status of preview invalidation
* flag
*/
boolean getGeneratePreview() {
return mInvalidatePreviewArray;
}
/**
* Calculates the aspect ratio from widht and height
*
* @param w The width of media item
* @param h The height of media item
*
* @return The calculated aspect ratio
*/
int getAspectRatio(int w, int h) {
double apRatio = (double)(w) / (double)(h);
BigDecimal bd = new BigDecimal(apRatio);
bd = bd.setScale(3, BigDecimal.ROUND_HALF_UP);
apRatio = bd.doubleValue();
int var = MediaProperties.ASPECT_RATIO_16_9;
if (apRatio >= 1.7) {
var = MediaProperties.ASPECT_RATIO_16_9;
} else if (apRatio >= 1.6) {
var = MediaProperties.ASPECT_RATIO_5_3;
} else if (apRatio >= 1.5) {
var = MediaProperties.ASPECT_RATIO_3_2;
} else if (apRatio > 1.3) {
var = MediaProperties.ASPECT_RATIO_4_3;
} else if (apRatio >= 1.2) {
var = MediaProperties.ASPECT_RATIO_11_9;
}
return var;
}
/**
* Maps the file type used in native layer
* to file type used in JAVA layer
*
* @param fileType The file type in native layer
*
* @return The File type in JAVA layer
*/
int getFileType(int fileType) {
int retValue = -1;
switch (fileType) {
case FileType.UNSUPPORTED:
retValue = MediaProperties.FILE_UNSUPPORTED;
break;
case FileType.THREE_GPP:
retValue = MediaProperties.FILE_3GP;
break;
case FileType.MP4:
retValue = MediaProperties.FILE_MP4;
break;
case FileType.JPG:
retValue = MediaProperties.FILE_JPEG;
break;
case FileType.PNG:
retValue = MediaProperties.FILE_PNG;
break;
case FileType.MP3:
retValue = MediaProperties.FILE_MP3;
break;
case FileType.M4V:
retValue = MediaProperties.FILE_M4V;
break;
case FileType.AMR:
retValue = MediaProperties.FILE_AMR;
break;
default:
retValue = -1;
}
return retValue;
}
/**
* Maps the video codec type used in native layer
* to video codec type used in JAVA layer
*
* @param codecType The video codec type in native layer
*
* @return The video codec type in JAVA layer
*/
int getVideoCodecType(int codecType) {
int retValue = -1;
switch (codecType) {
case VideoFormat.H263:
retValue = MediaProperties.VCODEC_H263;
break;
case VideoFormat.H264:
retValue = MediaProperties.VCODEC_H264;
break;
case VideoFormat.MPEG4:
retValue = MediaProperties.VCODEC_MPEG4;
break;
case VideoFormat.UNSUPPORTED:
default:
retValue = -1;
}
return retValue;
}
/**
* Maps the audio codec type used in native layer
* to audio codec type used in JAVA layer
*
* @param audioType The audio codec type in native layer
*
* @return The audio codec type in JAVA layer
*/
int getAudioCodecType(int codecType) {
int retValue = -1;
switch (codecType) {
case AudioFormat.AMR_NB:
retValue = MediaProperties.ACODEC_AMRNB;
break;
case AudioFormat.AAC:
retValue = MediaProperties.ACODEC_AAC_LC;
break;
case AudioFormat.MP3:
retValue = MediaProperties.ACODEC_MP3;
break;
default:
retValue = -1;
}
return retValue;
}
/**
* Returns the frame rate as integer
*
* @param fps The fps as enum
*
* @return The frame rate as integer
*/
int getFrameRate(int fps) {
int retValue = -1;
switch (fps) {
case VideoFrameRate.FR_5_FPS:
retValue = 5;
break;
case VideoFrameRate.FR_7_5_FPS:
retValue = 8;
break;
case VideoFrameRate.FR_10_FPS:
retValue = 10;
break;
case VideoFrameRate.FR_12_5_FPS:
retValue = 13;
break;
case VideoFrameRate.FR_15_FPS:
retValue = 15;
break;
case VideoFrameRate.FR_20_FPS:
retValue = 20;
break;
case VideoFrameRate.FR_25_FPS:
retValue = 25;
break;
case VideoFrameRate.FR_30_FPS:
retValue = 30;
break;
default:
retValue = -1;
}
return retValue;
}
/**
* Maps the file type used in JAVA layer
* to file type used in native layer
*
* @param fileType The file type in JAVA layer
*
* @return The File type in native layer
*/
int getMediaItemFileType(int fileType) {
int retValue = -1;
switch (fileType) {
case MediaProperties.FILE_UNSUPPORTED:
retValue = FileType.UNSUPPORTED;
break;
case MediaProperties.FILE_3GP:
retValue = FileType.THREE_GPP;
break;
case MediaProperties.FILE_MP4:
retValue = FileType.MP4;
break;
case MediaProperties.FILE_JPEG:
retValue = FileType.JPG;
break;
case MediaProperties.FILE_PNG:
retValue = FileType.PNG;
break;
case MediaProperties.FILE_M4V:
retValue = FileType.M4V;
break;
default:
retValue = -1;
}
return retValue;
}
/**
* Maps the rendering mode used in native layer
* to rendering mode used in JAVA layer
*
* @param renderingMode The rendering mode in JAVA layer
*
* @return The rendering mode in native layer
*/
int getMediaItemRenderingMode(int renderingMode) {
int retValue = -1;
switch (renderingMode) {
case MediaItem.RENDERING_MODE_BLACK_BORDER:
retValue = MediaRendering.BLACK_BORDERS;
break;
case MediaItem.RENDERING_MODE_STRETCH:
retValue = MediaRendering.RESIZING;
break;
case MediaItem.RENDERING_MODE_CROPPING:
retValue = MediaRendering.CROPPING;
break;
default:
retValue = -1;
}
return retValue;
}
/**
* Maps the transition behavior used in JAVA layer
* to transition behavior used in native layer
*
* @param transitionType The transition behavior in JAVA layer
*
* @return The transition behavior in native layer
*/
int getVideoTransitionBehaviour(int transitionType) {
int retValue = -1;
switch (transitionType) {
case Transition.BEHAVIOR_SPEED_UP:
retValue = TransitionBehaviour.SPEED_UP;
break;
case Transition.BEHAVIOR_SPEED_DOWN:
retValue = TransitionBehaviour.SPEED_DOWN;
break;
case Transition.BEHAVIOR_LINEAR:
retValue = TransitionBehaviour.LINEAR;
break;
case Transition.BEHAVIOR_MIDDLE_SLOW:
retValue = TransitionBehaviour.SLOW_MIDDLE;
break;
case Transition.BEHAVIOR_MIDDLE_FAST:
retValue = TransitionBehaviour.FAST_MIDDLE;
break;
default:
retValue = -1;
}
return retValue;
}
/**
* Maps the transition slide direction used in JAVA layer
* to transition slide direction used in native layer
*
* @param slideDirection The transition slide direction
* in JAVA layer
*
* @return The transition slide direction in native layer
*/
int getSlideSettingsDirection(int slideDirection) {
int retValue = -1;
switch (slideDirection) {
case TransitionSliding.DIRECTION_RIGHT_OUT_LEFT_IN:
retValue = SlideDirection.RIGHT_OUT_LEFT_IN;
break;
case TransitionSliding.DIRECTION_LEFT_OUT_RIGHT_IN:
retValue = SlideDirection.LEFT_OUT_RIGTH_IN;
break;
case TransitionSliding.DIRECTION_TOP_OUT_BOTTOM_IN:
retValue = SlideDirection.TOP_OUT_BOTTOM_IN;
break;
case TransitionSliding.DIRECTION_BOTTOM_OUT_TOP_IN:
retValue = SlideDirection.BOTTOM_OUT_TOP_IN;
break;
default:
retValue = -1;
}
return retValue;
}
/**
* Maps the effect color type used in JAVA layer
* to effect color type used in native layer
*
* @param effect The EffectColor reference
*
* @return The color effect value from native layer
*/
private int getEffectColorType(EffectColor effect) {
int retValue = -1;
switch (effect.getType()) {
case EffectColor.TYPE_COLOR:
if (effect.getColor() == EffectColor.GREEN) {
retValue = VideoEffect.GREEN;
} else if (effect.getColor() == EffectColor.PINK) {
retValue = VideoEffect.PINK;
} else if (effect.getColor() == EffectColor.GRAY) {
retValue = VideoEffect.BLACK_AND_WHITE;
} else {
retValue = VideoEffect.COLORRGB16;
}
break;
case EffectColor.TYPE_GRADIENT:
retValue = VideoEffect.GRADIENT;
break;
case EffectColor.TYPE_SEPIA:
retValue = VideoEffect.SEPIA;
break;
case EffectColor.TYPE_NEGATIVE:
retValue = VideoEffect.NEGATIVE;
break;
case EffectColor.TYPE_FIFTIES:
retValue = VideoEffect.FIFTIES;
break;
default:
retValue = -1;
}
return retValue;
}
/**
* Calculates video resolution for output clip
* based on clip's height and aspect ratio of storyboard
*
* @param aspectRatio The aspect ratio of story board
* @param height The height of clip
*
* @return The video resolution
*/
private int findVideoResolution(int aspectRatio, int height) {
final Pair[] resolutions;
final Pair maxResolution;
int retValue = VideoFrameSize.SIZE_UNDEFINED;
switch (aspectRatio) {
case MediaProperties.ASPECT_RATIO_3_2:
if (height == MediaProperties.HEIGHT_480)
retValue = VideoFrameSize.NTSC;
else if (height == MediaProperties.HEIGHT_720)
retValue = VideoFrameSize.W720p;
break;
case MediaProperties.ASPECT_RATIO_16_9:
if (height == MediaProperties.HEIGHT_480)
retValue = VideoFrameSize.WVGA16x9;
else if (height == MediaProperties.HEIGHT_720)
retValue = VideoFrameSize.V720p;
else if (height == MediaProperties.HEIGHT_1080)
retValue = VideoFrameSize.V1080p;
break;
case MediaProperties.ASPECT_RATIO_4_3:
if (height == MediaProperties.HEIGHT_480)
retValue = VideoFrameSize.VGA;
else if (height == MediaProperties.HEIGHT_720)
retValue = VideoFrameSize.S720p;
break;
case MediaProperties.ASPECT_RATIO_5_3:
if (height == MediaProperties.HEIGHT_480)
retValue = VideoFrameSize.WVGA;
break;
case MediaProperties.ASPECT_RATIO_11_9:
if (height == MediaProperties.HEIGHT_144)
retValue = VideoFrameSize.QCIF;
else if (height == MediaProperties.HEIGHT_288)
retValue = VideoFrameSize.CIF;
break;
}
if (retValue == VideoFrameSize.SIZE_UNDEFINED) {
resolutions = MediaProperties.getSupportedResolutions(mVideoEditor.getAspectRatio());
// Get the highest resolution
maxResolution = resolutions[resolutions.length - 1];
retValue = findVideoResolution(mVideoEditor.getAspectRatio(), maxResolution.second);
}
return retValue;
}
/**
* Calculate a reasonable bitrate for generating intermediate clips.
*/
private int findVideoBitrate(int videoFrameSize) {
switch (videoFrameSize) {
case VideoFrameSize.SQCIF:
case VideoFrameSize.QQVGA:
case VideoFrameSize.QCIF:
return Bitrate.BR_128_KBPS;
case VideoFrameSize.QVGA:
case VideoFrameSize.CIF:
return Bitrate.BR_384_KBPS;
case VideoFrameSize.VGA:
case VideoFrameSize.WVGA:
case VideoFrameSize.NTSC:
case VideoFrameSize.nHD:
case VideoFrameSize.WVGA16x9:
return Bitrate.BR_2_MBPS;
case VideoFrameSize.V720p:
case VideoFrameSize.W720p:
case VideoFrameSize.S720p:
return Bitrate.BR_5_MBPS;
case VideoFrameSize.V1080p:
default:
return Bitrate.BR_8_MBPS;
}
}
/**
* This method is responsible for exporting a movie
*
* @param filePath The output file path
* @param projectDir The output project directory
* @param height The height of clip
* @param bitrate The bitrate at which the movie should be exported
* @param mediaItemsList The media items list
* @param mediaTransitionList The transitions list
* @param mediaBGMList The background track list
* @param listener The ExportProgressListener
*
*/
void export(String filePath, String projectDir, int height, int bitrate,
List mediaItemsList, List mediaTransitionList,
List mediaBGMList, ExportProgressListener listener) {
int outBitrate = 0;
mExportFilename = filePath;
previewStoryBoard(mediaItemsList, mediaTransitionList, mediaBGMList,null);
mExportProgressListener = listener;
int outVideoProfile = 0;
int outVideoLevel = 0;
/** Check the platform specific maximum export resolution */
VideoEditorProfile veProfile = VideoEditorProfile.get();
if (veProfile == null) {
throw new RuntimeException("Can't get the video editor profile");
}
final int maxOutputHeight = veProfile.maxOutputVideoFrameHeight;
final int maxOutputWidth = veProfile.maxOutputVideoFrameWidth;
if (height > maxOutputHeight) {
throw new IllegalArgumentException(
"Unsupported export resolution. Supported maximum width:" +
maxOutputWidth + " height:" + maxOutputHeight +
" current height:" + height);
}
outVideoProfile = VideoEditorProfile.getExportProfile(mExportVideoCodec);
outVideoLevel = VideoEditorProfile.getExportLevel(mExportVideoCodec);
mProgressToApp = 0;
switch (bitrate) {
case MediaProperties.BITRATE_28K:
outBitrate = Bitrate.BR_32_KBPS;
break;
case MediaProperties.BITRATE_40K:
outBitrate = Bitrate.BR_48_KBPS;
break;
case MediaProperties.BITRATE_64K:
outBitrate = Bitrate.BR_64_KBPS;
break;
case MediaProperties.BITRATE_96K:
outBitrate = Bitrate.BR_96_KBPS;
break;
case MediaProperties.BITRATE_128K:
outBitrate = Bitrate.BR_128_KBPS;
break;
case MediaProperties.BITRATE_192K:
outBitrate = Bitrate.BR_192_KBPS;
break;
case MediaProperties.BITRATE_256K:
outBitrate = Bitrate.BR_256_KBPS;
break;
case MediaProperties.BITRATE_384K:
outBitrate = Bitrate.BR_384_KBPS;
break;
case MediaProperties.BITRATE_512K:
outBitrate = Bitrate.BR_512_KBPS;
break;
case MediaProperties.BITRATE_800K:
outBitrate = Bitrate.BR_800_KBPS;
break;
case MediaProperties.BITRATE_2M:
outBitrate = Bitrate.BR_2_MBPS;
break;
case MediaProperties.BITRATE_5M:
outBitrate = Bitrate.BR_5_MBPS;
break;
case MediaProperties.BITRATE_8M:
outBitrate = Bitrate.BR_8_MBPS;
break;
default:
throw new IllegalArgumentException("Argument Bitrate incorrect");
}
mPreviewEditSettings.videoFrameRate = VideoFrameRate.FR_30_FPS;
mPreviewEditSettings.outputFile = mOutputFilename = filePath;
int aspectRatio = mVideoEditor.getAspectRatio();
mPreviewEditSettings.videoFrameSize = findVideoResolution(aspectRatio, height);
mPreviewEditSettings.videoFormat = mExportVideoCodec;
mPreviewEditSettings.audioFormat = mExportAudioCodec;
mPreviewEditSettings.videoProfile = outVideoProfile;
mPreviewEditSettings.videoLevel = outVideoLevel;
mPreviewEditSettings.audioSamplingFreq = AudioSamplingFrequency.FREQ_32000;
mPreviewEditSettings.maxFileSize = 0;
mPreviewEditSettings.audioChannels = 2;
mPreviewEditSettings.videoBitrate = outBitrate;
mPreviewEditSettings.audioBitrate = Bitrate.BR_96_KBPS;
mPreviewEditSettings.transitionSettingsArray = new TransitionSettings[mTotalClips - 1];
for (int index = 0; index < mTotalClips - 1; index++) {
mPreviewEditSettings.transitionSettingsArray[index] = new TransitionSettings();
mPreviewEditSettings.transitionSettingsArray[index].videoTransitionType =
VideoTransition.NONE;
mPreviewEditSettings.transitionSettingsArray[index].audioTransitionType =
AudioTransition.NONE;
}
for (int clipCnt = 0; clipCnt < mPreviewEditSettings.clipSettingsArray.length; clipCnt++) {
if (mPreviewEditSettings.clipSettingsArray[clipCnt].fileType == FileType.JPG) {
mPreviewEditSettings.clipSettingsArray[clipCnt].clipPath =
mPreviewEditSettings.clipSettingsArray[clipCnt].clipOriginalPath;
}
}
nativePopulateSettings(mPreviewEditSettings, mClipProperties, mAudioSettings);
int err = 0;
try {
mProcessingState = PROCESSING_EXPORT;
mProcessingObject = null;
err = generateClip(mPreviewEditSettings);
mProcessingState = PROCESSING_NONE;
} catch (IllegalArgumentException ex) {
Log.e(TAG, "IllegalArgument for generateClip");
throw ex;
} catch (IllegalStateException ex) {
Log.e(TAG, "IllegalStateExceptiont for generateClip");
throw ex;
} catch (RuntimeException ex) {
Log.e(TAG, "RuntimeException for generateClip");
throw ex;
}
if (err != 0) {
Log.e(TAG, "RuntimeException for generateClip");
throw new RuntimeException("generateClip failed with error=" + err);
}
mExportProgressListener = null;
}
/**
* This methods takes care of stopping the Export process
*
* @param The input file name for which export has to be stopped
*/
void stop(String filename) {
try {
stopEncoding();
new File(mExportFilename).delete();
} catch (IllegalStateException ex) {
Log.e(TAG, "Illegal state exception in unload settings");
throw ex;
} catch (RuntimeException ex) {
Log.e(TAG, "Runtime exception in unload settings");
throw ex;
}
}
/**
* This method extracts a frame from the input file
* and returns the frame as a bitmap. See getPixelsList() for more information.
*/
Bitmap getPixels(String filename, int width, int height, long timeMs,
int videoRotation) {
final Bitmap result[] = new Bitmap[1];
getPixelsList(filename, width, height, timeMs, timeMs, 1, new int[] {0},
new MediaItem.GetThumbnailListCallback() {
public void onThumbnail(Bitmap bitmap, int index) {
result[0] = bitmap;
}
}, videoRotation);
return result[0];
}
/**
* This method extracts a list of frame from the
* input file and returns the frame in bitmap array
*
* @param filename The input file name
* @param width The width of the output frame, before rotation
* @param height The height of the output frame, before rotation
* @param startMs The starting time in ms
* @param endMs The end time in ms
* @param thumbnailCount The number of frames to be extracted
* @param indices The indices of thumbnails wanted
* @param callback The callback used to pass back the bitmaps
* @param videoRotation The rotation degree need to be done for the bitmap
*
* @return The frames as bitmaps in bitmap array
**/
void getPixelsList(String filename, final int width, final int height,
long startMs, long endMs, int thumbnailCount, int[] indices,
final MediaItem.GetThumbnailListCallback callback,
final int videoRotation) {
// The decoder needs output width and height as even
final int decWidth = (width + 1) & 0xFFFFFFFE;
final int decHeight = (height + 1) & 0xFFFFFFFE;
final int thumbnailSize = decWidth * decHeight;
// We convert the decoder output (in int[]) to a bitmap by first
// copy it into an IntBuffer, then use Bitmap.copyPixelsFromBuffer to
// copy it to the bitmap.
final int[] decArray = new int[thumbnailSize];
final IntBuffer decBuffer = IntBuffer.allocate(thumbnailSize);
// If we need to resize and/or rotate the decoder output, we need a
// temporary bitmap to hold the decoded output.
final boolean needToMassage =
(decWidth != width || decHeight != height || videoRotation != 0);
final Bitmap tmpBitmap = needToMassage
? Bitmap.createBitmap(decWidth, decHeight, Bitmap.Config.ARGB_8888)
: null;
// The final output bitmap width/height may swap because of rotation.
final boolean needToSwapWH = (videoRotation == 90 || videoRotation == 270);
final int outWidth = needToSwapWH ? height : width;
final int outHeight = needToSwapWH ? width : height;
nativeGetPixelsList(filename, decArray, decWidth, decHeight,
thumbnailCount, startMs, endMs, indices,
new NativeGetPixelsListCallback() {
public void onThumbnail(int index) {
// This is the bitmap we will output to the client
Bitmap outBitmap = Bitmap.createBitmap(
outWidth, outHeight, Bitmap.Config.ARGB_8888);
// Copy int[] to IntBuffer
decBuffer.rewind();
decBuffer.put(decArray, 0, thumbnailSize);
decBuffer.rewind();
if (!needToMassage) {
// We can directly read the decoded result to output bitmap
outBitmap.copyPixelsFromBuffer(decBuffer);
} else {
// Copy the decoded result to an intermediate bitmap first
tmpBitmap.copyPixelsFromBuffer(decBuffer);
// Create a canvas to resize/rotate the bitmap
// First scale the decoded bitmap to (0,0)-(1,1), rotate it
// with (0.5, 0.5) as center, then scale it to
// (outWidth, outHeight).
final Canvas canvas = new Canvas(outBitmap);
Matrix m = new Matrix();
float sx = 1f / decWidth;
float sy = 1f / decHeight;
m.postScale(sx, sy);
m.postRotate(videoRotation, 0.5f, 0.5f);
m.postScale(outWidth, outHeight);
canvas.drawBitmap(tmpBitmap, m, sResizePaint);
}
callback.onThumbnail(outBitmap, index);
}
});
if (tmpBitmap != null) {
tmpBitmap.recycle();
}
}
interface NativeGetPixelsListCallback {
public void onThumbnail(int index);
}
/**
* This method generates the audio graph
*
* @param uniqueId The unique id
* @param inFileName The inputFile
* @param OutAudiGraphFileName output filename
* @param frameDuration The each frame duration
* @param audioChannels The number of audio channels
* @param samplesCount Total number of samples count
* @param listener ExtractAudioWaveformProgressListener reference
* @param isVideo The flag to indicate if the file is video file or not
*
**/
void generateAudioGraph(String uniqueId, String inFileName, String OutAudiGraphFileName,
int frameDuration, int audioChannels, int samplesCount,
ExtractAudioWaveformProgressListener listener, boolean isVideo) {
String tempPCMFileName;
mExtractAudioWaveformProgressListener = listener;
/**
* In case of Video, first call will generate the PCM file to make the
* audio graph
*/
if (isVideo) {
tempPCMFileName = String.format(mProjectPath + "/" + uniqueId + ".pcm");
} else {
tempPCMFileName = mAudioTrackPCMFilePath;
}
/**
* For Video item, generate the PCM
*/
if (isVideo) {
nativeGenerateRawAudio(inFileName, tempPCMFileName);
}
nativeGenerateAudioGraph(tempPCMFileName, OutAudiGraphFileName, frameDuration,
audioChannels, samplesCount);
/**
* Once the audio graph file is generated, delete the pcm file
*/
if (isVideo) {
new File(tempPCMFileName).delete();
}
}
void clearPreviewSurface(Surface surface) {
nativeClearSurface(surface);
}
/**
* Grab the semaphore which arbitrates access to the editor
*
* @throws InterruptedException
*/
private void lock() throws InterruptedException {
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "lock: grabbing semaphore", new Throwable());
}
mLock.acquire();
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "lock: grabbed semaphore");
}
}
/**
* Release the semaphore which arbitrates access to the editor
*/
private void unlock() {
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "unlock: releasing semaphore");
}
mLock.release();
}
/** Native Methods */
native Properties getMediaProperties(String file) throws IllegalArgumentException,
IllegalStateException, RuntimeException, Exception;
/**
* Get the version of ManualEdit.
*
* @return version of ManualEdit
* @throws RuntimeException if an error occurred
* @see Version
*/
private static native Version getVersion() throws RuntimeException;
/**
* Returns the video thumbnail in an array of integers. Output format is
* ARGB8888.
*
* @param pixelArray the array that receives the pixel values
* @param width width of the video thumbnail
* @param height height of the video thumbnail
* @param timeMS desired time of the thumbnail in ms
* @return actual time in ms of the thumbnail generated
* @throws IllegalStateException if the class has not been initialized
* @throws IllegalArgumentException if the pixelArray is not available or
* one of the dimensions is negative or zero or the time is
* negative
* @throws RuntimeException on runtime errors in native code
*/
private native int nativeGetPixels(String fileName, int[] pixelArray, int width, int height,
long timeMS);
private native int nativeGetPixelsList(String fileName, int[] pixelArray,
int width, int height, int nosofTN, long startTimeMs,
long endTimeMs, int[] indices, NativeGetPixelsListCallback callback);
/**
* Releases the JNI and cleans up the core native module.. Should be called
* only after init( )
*
* @throws IllegalStateException if the method could not be called
*/
private native void release() throws IllegalStateException, RuntimeException;
/*
* Clear the preview surface
*/
private native void nativeClearSurface(Surface surface);
/**
* Stops the encoding. This method should only be called after encoding has
* started using method startEncoding
*
* @throws IllegalStateException if the method could not be called
*/
private native void stopEncoding() throws IllegalStateException, RuntimeException;
private native void _init(String tempPath, String libraryPath)
throws IllegalArgumentException, IllegalStateException, RuntimeException;
private native void nativeStartPreview(Surface mSurface, long fromMs, long toMs,
int callbackAfterFrameCount, boolean loop) throws IllegalArgumentException,
IllegalStateException, RuntimeException;
private native void nativePopulateSettings(EditSettings editSettings,
PreviewClipProperties mProperties, AudioSettings mAudioSettings)
throws IllegalArgumentException, IllegalStateException, RuntimeException;
private native int nativeRenderPreviewFrame(Surface mSurface, long timeMs,
int surfaceWidth, int surfaceHeight)
throws IllegalArgumentException,
IllegalStateException, RuntimeException;
private native int nativeRenderMediaItemPreviewFrame(Surface mSurface, String filepath,
int framewidth, int frameheight, int surfacewidth, int surfaceheight, long timeMs)
throws IllegalArgumentException, IllegalStateException, RuntimeException;
private native int nativeStopPreview();
private native int nativeGenerateAudioGraph(String pcmFilePath, String outGraphPath,
int frameDuration, int channels, int sampleCount);
private native int nativeGenerateRawAudio(String InFileName, String PCMFileName);
private native int nativeGenerateClip(EditSettings editSettings)
throws IllegalArgumentException, IllegalStateException, RuntimeException;
}