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Support non-square pixels in MKV.

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Issue: #1360
-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=117251799
This commit is contained in:
olly 2016-03-15 10:25:04 -07:00 committed by Oliver Woodman
parent 8b22333ee9
commit 378b76363d
1 changed files with 30 additions and 1 deletions
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31
library/src/main/java/com/google/android/exoplayer/extractor/webm/WebmExtractor.java
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@ -122,6 +122,9 @@ public final class WebmExtractor implements Extractor {
private static final int ID_VIDEO = 0xE0;
private static final int ID_PIXEL_WIDTH = 0xB0;
private static final int ID_PIXEL_HEIGHT = 0xBA;
private static final int ID_DISPLAY_WIDTH = 0x54B0;
private static final int ID_DISPLAY_HEIGHT = 0x54BA;
private static final int ID_DISPLAY_UNIT = 0x54B2;
private static final int ID_AUDIO = 0xE1;
private static final int ID_CHANNELS = 0x9F;
private static final int ID_SAMPLING_FREQUENCY = 0xB5;
@ -317,6 +320,9 @@ public final class WebmExtractor implements Extractor {
case ID_BLOCK_DURATION:
case ID_PIXEL_WIDTH:
case ID_PIXEL_HEIGHT:
case ID_DISPLAY_WIDTH:
case ID_DISPLAY_HEIGHT:
case ID_DISPLAY_UNIT:
case ID_TRACK_NUMBER:
case ID_TRACK_TYPE:
case ID_DEFAULT_DURATION:
@ -511,6 +517,15 @@ public final class WebmExtractor implements Extractor {
case ID_PIXEL_HEIGHT:
currentTrack.height = (int) value;
return;
case ID_DISPLAY_WIDTH:
currentTrack.displayWidth = (int) value;
return;
case ID_DISPLAY_HEIGHT:
currentTrack.displayHeight = (int) value;
return;
case ID_DISPLAY_UNIT:
currentTrack.displayUnit = (int) value;
return;
case ID_TRACK_NUMBER:
currentTrack.number = (int) value;
return;
@ -1122,6 +1137,8 @@ public final class WebmExtractor implements Extractor {
private static final class Track {
private static final int DISPLAY_UNIT_PIXELS = 0;
// Common elements.
public String codecId;
public int number;
@ -1135,6 +1152,9 @@ public final class WebmExtractor implements Extractor {
// Video elements.
public int width = Format.NO_VALUE;
public int height = Format.NO_VALUE;
public int displayWidth = Format.NO_VALUE;
public int displayHeight = Format.NO_VALUE;
public int displayUnit = DISPLAY_UNIT_PIXELS;
// Audio elements. Initially set to their default values.
public int channelCount = 1;
@ -1244,8 +1264,17 @@ public final class WebmExtractor implements Extractor {
format = Format.createAudioSampleFormat(Integer.toString(trackId), mimeType,
Format.NO_VALUE, maxInputSize, channelCount, sampleRate, initializationData, language);
} else if (MimeTypes.isVideo(mimeType)) {
if (displayUnit == Track.DISPLAY_UNIT_PIXELS) {
displayWidth = displayWidth == Format.NO_VALUE ? width : displayWidth;
displayHeight = displayHeight == Format.NO_VALUE ? height : displayHeight;
}
float pixelWidthHeightRatio = Format.NO_VALUE;
if (displayWidth != Format.NO_VALUE && displayHeight != Format.NO_VALUE) {
pixelWidthHeightRatio = ((float) (height * displayWidth)) / (width * displayHeight);
}
format = Format.createVideoSampleFormat(Integer.toString(trackId), mimeType,
Format.NO_VALUE, maxInputSize, width, height, Format.NO_VALUE, initializationData);
Format.NO_VALUE, maxInputSize, width, height, Format.NO_VALUE, initializationData,
Format.NO_VALUE, pixelWidthHeightRatio);
} else if (MimeTypes.APPLICATION_SUBRIP.equals(mimeType)) {
format = Format.createTextSampleFormat(Integer.toString(trackId), mimeType, Format.NO_VALUE,
language);