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f31503cff202c3eb5fbb079fcb63ffa4ddd5e613
frameworks_base/media/java/android/media/videoeditor/MediaProperties.java
Hong Teng 600acf14ff fix for issue 4142219 
Don't hard code platform-specific limitations-jni/java part

Change-Id: Icde261b1caf29a8cf552884c97f3c9d0b41741a3
2011-07-20 16:51:39 -07:00

418 lines
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Java
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/*
* Copyright (C) 2011 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 android.media.videoeditor.VideoEditorProfile;
import android.util.Pair;
import java.lang.System;
/**
* This class defines all properties of a media file such as supported height,
* aspect ratio, bitrate for export function.
* {@hide}
*/
public class MediaProperties {
/**
* Supported heights
*/
public static final int HEIGHT_144 = 144;
public static final int HEIGHT_288 = 288;
public static final int HEIGHT_360 = 360;
public static final int HEIGHT_480 = 480;
public static final int HEIGHT_720 = 720;
public static final int HEIGHT_1080 = 1080;
/**
* Supported aspect ratios
*/
public static final int ASPECT_RATIO_UNDEFINED = 0;
public static final int ASPECT_RATIO_3_2 = 1;
public static final int ASPECT_RATIO_16_9 = 2;
public static final int ASPECT_RATIO_4_3 = 3;
public static final int ASPECT_RATIO_5_3 = 4;
public static final int ASPECT_RATIO_11_9 = 5;
/**
* The array of supported aspect ratios
*/
private static final int[] ASPECT_RATIOS = new int[] {
ASPECT_RATIO_3_2,
ASPECT_RATIO_16_9,
ASPECT_RATIO_4_3,
ASPECT_RATIO_5_3,
ASPECT_RATIO_11_9
};
/**
* Supported resolutions for specific aspect ratios
*/
@SuppressWarnings({"unchecked"})
private static final Pair<Integer, Integer>[] ASPECT_RATIO_3_2_RESOLUTIONS =
new Pair[] {
new Pair<Integer, Integer>(720, HEIGHT_480),
new Pair<Integer, Integer>(1080, HEIGHT_720)
};
@SuppressWarnings({"unchecked"})
private static final Pair<Integer, Integer>[] ASPECT_RATIO_4_3_RESOLUTIONS =
new Pair[] {
new Pair<Integer, Integer>(640, HEIGHT_480),
new Pair<Integer, Integer>(960, HEIGHT_720)
};
@SuppressWarnings({"unchecked"})
private static final Pair<Integer, Integer>[] ASPECT_RATIO_5_3_RESOLUTIONS =
new Pair[] {
new Pair<Integer, Integer>(800, HEIGHT_480)
};
@SuppressWarnings({"unchecked"})
private static final Pair<Integer, Integer>[] ASPECT_RATIO_11_9_RESOLUTIONS =
new Pair[] {
new Pair<Integer, Integer>(176, HEIGHT_144),
new Pair<Integer, Integer>(352, HEIGHT_288)
};
@SuppressWarnings({"unchecked"})
private static final Pair<Integer, Integer>[] ASPECT_RATIO_16_9_RESOLUTIONS =
new Pair[] {
new Pair<Integer, Integer>(848, HEIGHT_480),
new Pair<Integer, Integer>(1280, HEIGHT_720),
new Pair<Integer, Integer>(1920, HEIGHT_1080),
};
/**
* Bitrate values (in bits per second)
*/
public static final int BITRATE_28K = 28000;
public static final int BITRATE_40K = 40000;
public static final int BITRATE_64K = 64000;
public static final int BITRATE_96K = 96000;
public static final int BITRATE_128K = 128000;
public static final int BITRATE_192K = 192000;
public static final int BITRATE_256K = 256000;
public static final int BITRATE_384K = 384000;
public static final int BITRATE_512K = 512000;
public static final int BITRATE_800K = 800000;
public static final int BITRATE_2M = 2000000;
public static final int BITRATE_5M = 5000000;
public static final int BITRATE_8M = 8000000;
/**
* The array of supported bitrates
*/
private static final int[] SUPPORTED_BITRATES = new int[] {
BITRATE_28K,
BITRATE_40K,
BITRATE_64K,
BITRATE_96K,
BITRATE_128K,
BITRATE_192K,
BITRATE_256K,
BITRATE_384K,
BITRATE_512K,
BITRATE_800K,
BITRATE_2M,
BITRATE_5M,
BITRATE_8M
};
/**
* Video codec types
*/
public static final int VCODEC_H263 = 1;
public static final int VCODEC_MPEG4 = 2;
// 3 Value is used for MPEG4_EMP
public static final int VCODEC_H264BP = 4;
public static final int VCODEC_H264MP = 5; // Unsupported
/**
* The array of supported video codecs
*/
private static final int[] SUPPORTED_VCODECS = new int[] {
VCODEC_H264BP,
VCODEC_H263,
VCODEC_MPEG4,
};
/* H.263 Profiles and levels */
public static final int H263_PROFILE_0_LEVEL_10 = 0;
public static final int H263_PROFILE_0_LEVEL_20 = 1;
public static final int H263_PROFILE_0_LEVEL_30 = 2;
public static final int H263_PROFILE_0_LEVEL_40 = 3;
public static final int H263_PROFILE_0_LEVEL_45 = 4;
/* MPEG-4 Profiles and levels */
public static final int MPEG4_SP_LEVEL_0 = 50;
public static final int MPEG4_SP_LEVEL_0B = 51;
public static final int MPEG4_SP_LEVEL_1 = 52;
public static final int MPEG4_SP_LEVEL_2 = 53;
public static final int MPEG4_SP_LEVEL_3 = 54;
public static final int MPEG4_SP_LEVEL_4A = 55;
public static final int MPEG4_SP_LEVEL_5 = 56;
/* AVC Profiles and levels */
public static final int H264_PROFILE_0_LEVEL_1 = 150;
public static final int H264_PROFILE_0_LEVEL_1B = 151;
public static final int H264_PROFILE_0_LEVEL_1_1 = 152;
public static final int H264_PROFILE_0_LEVEL_1_2 = 153;
public static final int H264_PROFILE_0_LEVEL_1_3 = 154;
public static final int H264_PROFILE_0_LEVEL_2 = 155;
public static final int H264_PROFILE_0_LEVEL_2_1 = 156;
public static final int H264_PROFILE_0_LEVEL_2_2 = 157;
public static final int H264_PROFILE_0_LEVEL_3 = 158;
public static final int H264_PROFILE_0_LEVEL_3_1 = 159;
public static final int H264_PROFILE_0_LEVEL_3_2 = 160;
public static final int H264_PROFILE_0_LEVEL_4 = 161;
public static final int H264_PROFILE_0_LEVEL_4_1 = 162;
public static final int H264_PROFILE_0_LEVEL_4_2 = 163;
public static final int H264_PROFILE_0_LEVEL_5 = 164;
public static final int H264_PROFILE_0_LEVEL_5_1 = 165;
/* Unsupported profile and level */
public static final int UNSUPPORTED_PROFILE_LEVEL = 255;
/**
* The array of supported video codec Profile and Levels
*/
private static final int[] SUPPORTED_VCODEC_PROFILE_LEVELS = new int[] {
H263_PROFILE_0_LEVEL_10,
H263_PROFILE_0_LEVEL_20,
H263_PROFILE_0_LEVEL_30,
H263_PROFILE_0_LEVEL_40,
H263_PROFILE_0_LEVEL_45,
MPEG4_SP_LEVEL_0,
MPEG4_SP_LEVEL_0B,
MPEG4_SP_LEVEL_1,
MPEG4_SP_LEVEL_2,
MPEG4_SP_LEVEL_3,
MPEG4_SP_LEVEL_4A,
MPEG4_SP_LEVEL_5,
H264_PROFILE_0_LEVEL_1,
H264_PROFILE_0_LEVEL_1B,
H264_PROFILE_0_LEVEL_1_1,
H264_PROFILE_0_LEVEL_1_2,
H264_PROFILE_0_LEVEL_1_3,
H264_PROFILE_0_LEVEL_2,
H264_PROFILE_0_LEVEL_2_1,
H264_PROFILE_0_LEVEL_2_2,
H264_PROFILE_0_LEVEL_3,
H264_PROFILE_0_LEVEL_3_1,
H264_PROFILE_0_LEVEL_3_2,
H264_PROFILE_0_LEVEL_4,
H264_PROFILE_0_LEVEL_4_1,
H264_PROFILE_0_LEVEL_4_2,
H264_PROFILE_0_LEVEL_5,
H264_PROFILE_0_LEVEL_5_1,
UNSUPPORTED_PROFILE_LEVEL
};
/**
* Audio codec types
*/
public static final int ACODEC_NO_AUDIO = 0;
public static final int ACODEC_AMRNB = 1;
public static final int ACODEC_AAC_LC = 2;
public static final int ACODEC_AAC_PLUS = 3;
public static final int ACODEC_ENHANCED_AAC_PLUS = 4;
public static final int ACODEC_MP3 = 5;
public static final int ACODEC_EVRC = 6;
// 7 value is used for PCM
public static final int ACODEC_AMRWB = 8;
public static final int ACODEC_OGG = 9;
/**
* The array of supported audio codecs
*/
private static final int[] SUPPORTED_ACODECS = new int[] {
ACODEC_AAC_LC,
ACODEC_AMRNB,
ACODEC_AMRWB
};
/**
* Samples per frame for each audio codec
*/
public static final int SAMPLES_PER_FRAME_AAC = 1024;
public static final int SAMPLES_PER_FRAME_MP3 = 1152;
public static final int SAMPLES_PER_FRAME_AMRNB = 160;
public static final int SAMPLES_PER_FRAME_AMRWB = 320;
public static final int DEFAULT_SAMPLING_FREQUENCY = 32000;
public static final int DEFAULT_CHANNEL_COUNT = 2;
/**
* File format types
*/
public static final int FILE_3GP = 0;
public static final int FILE_MP4 = 1;
// 2 is for AMRNB
public static final int FILE_MP3 = 3;
// 4 is for PCM
public static final int FILE_JPEG = 5;
// 6 is for BMP
// 7 is for GIF
public static final int FILE_PNG = 8;
// 9 is for ARGB8888
public static final int FILE_M4V = 10;
public static final int FILE_UNSUPPORTED = 255;
/**
* Undefined video codec profiles
*/
public static final int UNDEFINED_VIDEO_PROFILE = 255;
/**
* The array of the supported file formats
*/
private static final int[] SUPPORTED_VIDEO_FILE_FORMATS = new int[] {
FILE_3GP,
FILE_MP4,
FILE_M4V
};
/**
* The maximum count of audio tracks supported
*/
public static final int AUDIO_MAX_TRACK_COUNT = 1;
/** The maximum volume supported (100 means that no amplification is
* supported, i.e. attenuation only)
*/
public static final int AUDIO_MAX_VOLUME_PERCENT = 100;
/**
* This class cannot be instantiated
*/
private MediaProperties() {
}
/**
* @return The array of supported aspect ratios
*/
public static int[] getAllSupportedAspectRatios() {
return ASPECT_RATIOS;
}
/**
* Get the supported resolutions for the specified aspect ratio.
*
* @param aspectRatio The aspect ratio for which the resolutions are
* requested
* @return The array of width and height pairs
*/
public static Pair<Integer, Integer>[] getSupportedResolutions(int aspectRatio) {
final Pair<Integer, Integer>[] resolutions;
switch (aspectRatio) {
case ASPECT_RATIO_3_2: {
resolutions = ASPECT_RATIO_3_2_RESOLUTIONS;
break;
}
case ASPECT_RATIO_4_3: {
resolutions = ASPECT_RATIO_4_3_RESOLUTIONS;
break;
}
case ASPECT_RATIO_5_3: {
resolutions = ASPECT_RATIO_5_3_RESOLUTIONS;
break;
}
case ASPECT_RATIO_11_9: {
resolutions = ASPECT_RATIO_11_9_RESOLUTIONS;
break;
}
case ASPECT_RATIO_16_9: {
resolutions = ASPECT_RATIO_16_9_RESOLUTIONS;
break;
}
default: {
throw new IllegalArgumentException("Unknown aspect ratio: " + aspectRatio);
}
}
/** 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 maxWidth = veProfile.maxOutputVideoFrameWidth;
final int maxHeight = veProfile.maxOutputVideoFrameHeight;
Pair<Integer, Integer>[] tmpResolutions = new Pair[resolutions.length];
int numSupportedResolution = 0;
int i = 0;
/** Get supported resolution list */
for (i = 0; i < resolutions.length; i++) {
if ((resolutions[i].first <= maxWidth) &&
(resolutions[i].second <= maxHeight)) {
tmpResolutions[numSupportedResolution] = resolutions[i];
numSupportedResolution++;
}
}
final Pair<Integer, Integer>[] supportedResolutions =
new Pair[numSupportedResolution];
System.arraycopy(tmpResolutions, 0,
supportedResolutions, 0, numSupportedResolution);
return supportedResolutions;
}
/**
* @return The array of supported video codecs
*/
public static int[] getSupportedVideoCodecs() {
return SUPPORTED_VCODECS;
}
/**
* @return The array of supported audio codecs
*/
public static int[] getSupportedAudioCodecs() {
return SUPPORTED_ACODECS;
}
/**
* @return The array of supported file formats
*/
public static int[] getSupportedVideoFileFormat() {
return SUPPORTED_VIDEO_FILE_FORMATS;
}
/**
* @return The array of supported video bitrates
*/
public static int[] getSupportedVideoBitrates() {
return SUPPORTED_BITRATES;
}
/**
* @return The maximum value for the audio volume
*/
public static int getSupportedMaxVolume() {
return MediaProperties.AUDIO_MAX_VOLUME_PERCENT;
}
/**
* @return The maximum number of audio tracks supported
*/
public static int getSupportedAudioTrackCount() {
return MediaProperties.AUDIO_MAX_TRACK_COUNT;
}
}
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