Java Code Examples for com.google.android.exoplayer2.util.MimeTypes#VIDEO_H264

The following examples show how to use com.google.android.exoplayer2.util.MimeTypes#VIDEO_H264 . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: SsManifestParser.java    From MediaSDK with Apache License 2.0 6 votes vote down vote up 
private static String fourCCToMimeType(String fourCC) {
  if (fourCC.equalsIgnoreCase("H264") || fourCC.equalsIgnoreCase("X264")
      || fourCC.equalsIgnoreCase("AVC1") || fourCC.equalsIgnoreCase("DAVC")) {
    return MimeTypes.VIDEO_H264;
  } else if (fourCC.equalsIgnoreCase("AAC") || fourCC.equalsIgnoreCase("AACL")
      || fourCC.equalsIgnoreCase("AACH") || fourCC.equalsIgnoreCase("AACP")) {
    return MimeTypes.AUDIO_AAC;
  } else if (fourCC.equalsIgnoreCase("TTML") || fourCC.equalsIgnoreCase("DFXP")) {
    return MimeTypes.APPLICATION_TTML;
  } else if (fourCC.equalsIgnoreCase("ac-3") || fourCC.equalsIgnoreCase("dac3")) {
    return MimeTypes.AUDIO_AC3;
  } else if (fourCC.equalsIgnoreCase("ec-3") || fourCC.equalsIgnoreCase("dec3")) {
    return MimeTypes.AUDIO_E_AC3;
  } else if (fourCC.equalsIgnoreCase("dtsc")) {
    return MimeTypes.AUDIO_DTS;
  } else if (fourCC.equalsIgnoreCase("dtsh") || fourCC.equalsIgnoreCase("dtsl")) {
    return MimeTypes.AUDIO_DTS_HD;
  } else if (fourCC.equalsIgnoreCase("dtse")) {
    return MimeTypes.AUDIO_DTS_EXPRESS;
  } else if (fourCC.equalsIgnoreCase("opus")) {
    return MimeTypes.AUDIO_OPUS;
  }
  return null;
}
Example 2
Source File: SsManifestParser.java    From TelePlus-Android with GNU General Public License v2.0 6 votes vote down vote up 
private static String fourCCToMimeType(String fourCC) {
  if (fourCC.equalsIgnoreCase("H264") || fourCC.equalsIgnoreCase("X264")
      || fourCC.equalsIgnoreCase("AVC1") || fourCC.equalsIgnoreCase("DAVC")) {
    return MimeTypes.VIDEO_H264;
  } else if (fourCC.equalsIgnoreCase("AAC") || fourCC.equalsIgnoreCase("AACL")
      || fourCC.equalsIgnoreCase("AACH") || fourCC.equalsIgnoreCase("AACP")) {
    return MimeTypes.AUDIO_AAC;
  } else if (fourCC.equalsIgnoreCase("TTML")) {
    return MimeTypes.APPLICATION_TTML;
  } else if (fourCC.equalsIgnoreCase("ac-3") || fourCC.equalsIgnoreCase("dac3")) {
    return MimeTypes.AUDIO_AC3;
  } else if (fourCC.equalsIgnoreCase("ec-3") || fourCC.equalsIgnoreCase("dec3")) {
    return MimeTypes.AUDIO_E_AC3;
  } else if (fourCC.equalsIgnoreCase("dtsc")) {
    return MimeTypes.AUDIO_DTS;
  } else if (fourCC.equalsIgnoreCase("dtsh") || fourCC.equalsIgnoreCase("dtsl")) {
    return MimeTypes.AUDIO_DTS_HD;
  } else if (fourCC.equalsIgnoreCase("dtse")) {
    return MimeTypes.AUDIO_DTS_EXPRESS;
  } else if (fourCC.equalsIgnoreCase("opus")) {
    return MimeTypes.AUDIO_OPUS;
  }
  return null;
}
Example 3
Source File: SsManifestParser.java    From TelePlus-Android with GNU General Public License v2.0 6 votes vote down vote up 
private static String fourCCToMimeType(String fourCC) {
  if (fourCC.equalsIgnoreCase("H264") || fourCC.equalsIgnoreCase("X264")
      || fourCC.equalsIgnoreCase("AVC1") || fourCC.equalsIgnoreCase("DAVC")) {
    return MimeTypes.VIDEO_H264;
  } else if (fourCC.equalsIgnoreCase("AAC") || fourCC.equalsIgnoreCase("AACL")
      || fourCC.equalsIgnoreCase("AACH") || fourCC.equalsIgnoreCase("AACP")) {
    return MimeTypes.AUDIO_AAC;
  } else if (fourCC.equalsIgnoreCase("TTML")) {
    return MimeTypes.APPLICATION_TTML;
  } else if (fourCC.equalsIgnoreCase("ac-3") || fourCC.equalsIgnoreCase("dac3")) {
    return MimeTypes.AUDIO_AC3;
  } else if (fourCC.equalsIgnoreCase("ec-3") || fourCC.equalsIgnoreCase("dec3")) {
    return MimeTypes.AUDIO_E_AC3;
  } else if (fourCC.equalsIgnoreCase("dtsc")) {
    return MimeTypes.AUDIO_DTS;
  } else if (fourCC.equalsIgnoreCase("dtsh") || fourCC.equalsIgnoreCase("dtsl")) {
    return MimeTypes.AUDIO_DTS_HD;
  } else if (fourCC.equalsIgnoreCase("dtse")) {
    return MimeTypes.AUDIO_DTS_EXPRESS;
  } else if (fourCC.equalsIgnoreCase("opus")) {
    return MimeTypes.AUDIO_OPUS;
  }
  return null;
}
Example 4
Source File: SsManifestParser.java    From K-Sonic with MIT License 6 votes vote down vote up 
private static String fourCCToMimeType(String fourCC) {
  if (fourCC.equalsIgnoreCase("H264") || fourCC.equalsIgnoreCase("X264")
      || fourCC.equalsIgnoreCase("AVC1") || fourCC.equalsIgnoreCase("DAVC")) {
    return MimeTypes.VIDEO_H264;
  } else if (fourCC.equalsIgnoreCase("AAC") || fourCC.equalsIgnoreCase("AACL")
      || fourCC.equalsIgnoreCase("AACH") || fourCC.equalsIgnoreCase("AACP")) {
    return MimeTypes.AUDIO_AAC;
  } else if (fourCC.equalsIgnoreCase("TTML")) {
    return MimeTypes.APPLICATION_TTML;
  } else if (fourCC.equalsIgnoreCase("ac-3") || fourCC.equalsIgnoreCase("dac3")) {
    return MimeTypes.AUDIO_AC3;
  } else if (fourCC.equalsIgnoreCase("ec-3") || fourCC.equalsIgnoreCase("dec3")) {
    return MimeTypes.AUDIO_E_AC3;
  } else if (fourCC.equalsIgnoreCase("dtsc")) {
    return MimeTypes.AUDIO_DTS;
  } else if (fourCC.equalsIgnoreCase("dtsh") || fourCC.equalsIgnoreCase("dtsl")) {
    return MimeTypes.AUDIO_DTS_HD;
  } else if (fourCC.equalsIgnoreCase("dtse")) {
    return MimeTypes.AUDIO_DTS_EXPRESS;
  } else if (fourCC.equalsIgnoreCase("opus")) {
    return MimeTypes.AUDIO_OPUS;
  }
  return null;
}
Example 5
Source File: SsManifestParser.java    From Telegram-FOSS with GNU General Public License v2.0 6 votes vote down vote up 
private static String fourCCToMimeType(String fourCC) {
  if (fourCC.equalsIgnoreCase("H264") || fourCC.equalsIgnoreCase("X264")
      || fourCC.equalsIgnoreCase("AVC1") || fourCC.equalsIgnoreCase("DAVC")) {
    return MimeTypes.VIDEO_H264;
  } else if (fourCC.equalsIgnoreCase("AAC") || fourCC.equalsIgnoreCase("AACL")
      || fourCC.equalsIgnoreCase("AACH") || fourCC.equalsIgnoreCase("AACP")) {
    return MimeTypes.AUDIO_AAC;
  } else if (fourCC.equalsIgnoreCase("TTML") || fourCC.equalsIgnoreCase("DFXP")) {
    return MimeTypes.APPLICATION_TTML;
  } else if (fourCC.equalsIgnoreCase("ac-3") || fourCC.equalsIgnoreCase("dac3")) {
    return MimeTypes.AUDIO_AC3;
  } else if (fourCC.equalsIgnoreCase("ec-3") || fourCC.equalsIgnoreCase("dec3")) {
    return MimeTypes.AUDIO_E_AC3;
  } else if (fourCC.equalsIgnoreCase("dtsc")) {
    return MimeTypes.AUDIO_DTS;
  } else if (fourCC.equalsIgnoreCase("dtsh") || fourCC.equalsIgnoreCase("dtsl")) {
    return MimeTypes.AUDIO_DTS_HD;
  } else if (fourCC.equalsIgnoreCase("dtse")) {
    return MimeTypes.AUDIO_DTS_EXPRESS;
  } else if (fourCC.equalsIgnoreCase("opus")) {
    return MimeTypes.AUDIO_OPUS;
  }
  return null;
}
Example 6
Source File: SsManifestParser.java    From Telegram with GNU General Public License v2.0 6 votes vote down vote up 
private static String fourCCToMimeType(String fourCC) {
  if (fourCC.equalsIgnoreCase("H264") || fourCC.equalsIgnoreCase("X264")
      || fourCC.equalsIgnoreCase("AVC1") || fourCC.equalsIgnoreCase("DAVC")) {
    return MimeTypes.VIDEO_H264;
  } else if (fourCC.equalsIgnoreCase("AAC") || fourCC.equalsIgnoreCase("AACL")
      || fourCC.equalsIgnoreCase("AACH") || fourCC.equalsIgnoreCase("AACP")) {
    return MimeTypes.AUDIO_AAC;
  } else if (fourCC.equalsIgnoreCase("TTML") || fourCC.equalsIgnoreCase("DFXP")) {
    return MimeTypes.APPLICATION_TTML;
  } else if (fourCC.equalsIgnoreCase("ac-3") || fourCC.equalsIgnoreCase("dac3")) {
    return MimeTypes.AUDIO_AC3;
  } else if (fourCC.equalsIgnoreCase("ec-3") || fourCC.equalsIgnoreCase("dec3")) {
    return MimeTypes.AUDIO_E_AC3;
  } else if (fourCC.equalsIgnoreCase("dtsc")) {
    return MimeTypes.AUDIO_DTS;
  } else if (fourCC.equalsIgnoreCase("dtsh") || fourCC.equalsIgnoreCase("dtsl")) {
    return MimeTypes.AUDIO_DTS_HD;
  } else if (fourCC.equalsIgnoreCase("dtse")) {
    return MimeTypes.AUDIO_DTS_EXPRESS;
  } else if (fourCC.equalsIgnoreCase("opus")) {
    return MimeTypes.AUDIO_OPUS;
  }
  return null;
}
Example 7
Source File: MediaCodecVideoRenderer.java    From MediaSDK with Apache License 2.0 4 votes vote down vote up 
/**
 * Returns a maximum input size for a given codec, MIME type, width and height.
 *
 * @param codecInfo Information about the {@link MediaCodec} being configured.
 * @param sampleMimeType The format mime type.
 * @param width The width in pixels.
 * @param height The height in pixels.
 * @return A maximum input size in bytes, or {@link Format#NO_VALUE} if a maximum could not be
 *     determined.
 */
private static int getCodecMaxInputSize(
    MediaCodecInfo codecInfo, String sampleMimeType, int width, int height) {
  if (width == Format.NO_VALUE || height == Format.NO_VALUE) {
    // We can't infer a maximum input size without video dimensions.
    return Format.NO_VALUE;
  }

  // Attempt to infer a maximum input size from the format.
  int maxPixels;
  int minCompressionRatio;
  switch (sampleMimeType) {
    case MimeTypes.VIDEO_H263:
    case MimeTypes.VIDEO_MP4V:
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H264:
      if ("BRAVIA 4K 2015".equals(Util.MODEL) // Sony Bravia 4K
          || ("Amazon".equals(Util.MANUFACTURER)
              && ("KFSOWI".equals(Util.MODEL) // Kindle Soho
                  || ("AFTS".equals(Util.MODEL) && codecInfo.secure)))) { // Fire TV Gen 2
        // Use the default value for cases where platform limitations may prevent buffers of the
        // calculated maximum input size from being allocated.
        return Format.NO_VALUE;
      }
      // Round up width/height to an integer number of macroblocks.
      maxPixels = Util.ceilDivide(width, 16) * Util.ceilDivide(height, 16) * 16 * 16;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_VP8:
      // VPX does not specify a ratio so use the values from the platform's SoftVPX.cpp.
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H265:
    case MimeTypes.VIDEO_VP9:
      maxPixels = width * height;
      minCompressionRatio = 4;
      break;
    default:
      // Leave the default max input size.
      return Format.NO_VALUE;
  }
  // Estimate the maximum input size assuming three channel 4:2:0 subsampled input frames.
  return (maxPixels * 3) / (2 * minCompressionRatio);
}
Example 8
Source File: MediaCodecVideoRenderer.java    From TelePlus-Android with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Returns a maximum input size for a given codec, mime type, width and height.
 *
 * @param codecInfo Information about the {@link MediaCodec} being configured.
 * @param sampleMimeType The format mime type.
 * @param width The width in pixels.
 * @param height The height in pixels.
 * @return A maximum input size in bytes, or {@link Format#NO_VALUE} if a maximum could not be
 *     determined.
 */
private static int getMaxInputSize(
    MediaCodecInfo codecInfo, String sampleMimeType, int width, int height) {
  if (width == Format.NO_VALUE || height == Format.NO_VALUE) {
    // We can't infer a maximum input size without video dimensions.
    return Format.NO_VALUE;
  }

  // Attempt to infer a maximum input size from the format.
  int maxPixels;
  int minCompressionRatio;
  switch (sampleMimeType) {
    case MimeTypes.VIDEO_H263:
    case MimeTypes.VIDEO_MP4V:
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H264:
      if ("BRAVIA 4K 2015".equals(Util.MODEL) // Sony Bravia 4K
          || ("Amazon".equals(Util.MANUFACTURER)
              && ("KFSOWI".equals(Util.MODEL) // Kindle Soho
                  || ("AFTS".equals(Util.MODEL) && codecInfo.secure)))) { // Fire TV Gen 2
        // Use the default value for cases where platform limitations may prevent buffers of the
        // calculated maximum input size from being allocated.
        return Format.NO_VALUE;
      }
      // Round up width/height to an integer number of macroblocks.
      maxPixels = Util.ceilDivide(width, 16) * Util.ceilDivide(height, 16) * 16 * 16;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_VP8:
      // VPX does not specify a ratio so use the values from the platform's SoftVPX.cpp.
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H265:
    case MimeTypes.VIDEO_VP9:
      maxPixels = width * height;
      minCompressionRatio = 4;
      break;
    default:
      // Leave the default max input size.
      return Format.NO_VALUE;
  }
  // Estimate the maximum input size assuming three channel 4:2:0 subsampled input frames.
  return (maxPixels * 3) / (2 * minCompressionRatio);
}
Example 9
Source File: MediaCodecVideoRenderer.java    From TelePlus-Android with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Returns a maximum input size for a given codec, mime type, width and height.
 *
 * @param codecInfo Information about the {@link MediaCodec} being configured.
 * @param sampleMimeType The format mime type.
 * @param width The width in pixels.
 * @param height The height in pixels.
 * @return A maximum input size in bytes, or {@link Format#NO_VALUE} if a maximum could not be
 *     determined.
 */
private static int getMaxInputSize(
    MediaCodecInfo codecInfo, String sampleMimeType, int width, int height) {
  if (width == Format.NO_VALUE || height == Format.NO_VALUE) {
    // We can't infer a maximum input size without video dimensions.
    return Format.NO_VALUE;
  }

  // Attempt to infer a maximum input size from the format.
  int maxPixels;
  int minCompressionRatio;
  switch (sampleMimeType) {
    case MimeTypes.VIDEO_H263:
    case MimeTypes.VIDEO_MP4V:
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H264:
      if ("BRAVIA 4K 2015".equals(Util.MODEL) // Sony Bravia 4K
          || ("Amazon".equals(Util.MANUFACTURER)
              && ("KFSOWI".equals(Util.MODEL) // Kindle Soho
                  || ("AFTS".equals(Util.MODEL) && codecInfo.secure)))) { // Fire TV Gen 2
        // Use the default value for cases where platform limitations may prevent buffers of the
        // calculated maximum input size from being allocated.
        return Format.NO_VALUE;
      }
      // Round up width/height to an integer number of macroblocks.
      maxPixels = Util.ceilDivide(width, 16) * Util.ceilDivide(height, 16) * 16 * 16;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_VP8:
      // VPX does not specify a ratio so use the values from the platform's SoftVPX.cpp.
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H265:
    case MimeTypes.VIDEO_VP9:
      maxPixels = width * height;
      minCompressionRatio = 4;
      break;
    default:
      // Leave the default max input size.
      return Format.NO_VALUE;
  }
  // Estimate the maximum input size assuming three channel 4:2:0 subsampled input frames.
  return (maxPixels * 3) / (2 * minCompressionRatio);
}
Example 10
Source File: AtomParsers.java    From K-Sonic with MIT License 4 votes vote down vote up 
/**
 * Returns codec-specific initialization data contained in an esds box.
 */
private static Pair<String, byte[]> parseEsdsFromParent(ParsableByteArray parent, int position) {
  parent.setPosition(position + Atom.HEADER_SIZE + 4);
  // Start of the ES_Descriptor (defined in 14496-1)
  parent.skipBytes(1); // ES_Descriptor tag
  parseExpandableClassSize(parent);
  parent.skipBytes(2); // ES_ID

  int flags = parent.readUnsignedByte();
  if ((flags & 0x80 /* streamDependenceFlag */) != 0) {
    parent.skipBytes(2);
  }
  if ((flags & 0x40 /* URL_Flag */) != 0) {
    parent.skipBytes(parent.readUnsignedShort());
  }
  if ((flags & 0x20 /* OCRstreamFlag */) != 0) {
    parent.skipBytes(2);
  }

  // Start of the DecoderConfigDescriptor (defined in 14496-1)
  parent.skipBytes(1); // DecoderConfigDescriptor tag
  parseExpandableClassSize(parent);

  // Set the MIME type based on the object type indication (14496-1 table 5).
  int objectTypeIndication = parent.readUnsignedByte();
  String mimeType;
  switch (objectTypeIndication) {
    case 0x6B:
      mimeType = MimeTypes.AUDIO_MPEG;
      return Pair.create(mimeType, null);
    case 0x20:
      mimeType = MimeTypes.VIDEO_MP4V;
      break;
    case 0x21:
      mimeType = MimeTypes.VIDEO_H264;
      break;
    case 0x23:
      mimeType = MimeTypes.VIDEO_H265;
      break;
    case 0x40:
    case 0x66:
    case 0x67:
    case 0x68:
      mimeType = MimeTypes.AUDIO_AAC;
      break;
    case 0xA5:
      mimeType = MimeTypes.AUDIO_AC3;
      break;
    case 0xA6:
      mimeType = MimeTypes.AUDIO_E_AC3;
      break;
    case 0xA9:
    case 0xAC:
      mimeType = MimeTypes.AUDIO_DTS;
      return Pair.create(mimeType, null);
    case 0xAA:
    case 0xAB:
      mimeType = MimeTypes.AUDIO_DTS_HD;
      return Pair.create(mimeType, null);
    default:
      mimeType = null;
      break;
  }

  parent.skipBytes(12);

  // Start of the AudioSpecificConfig.
  parent.skipBytes(1); // AudioSpecificConfig tag
  int initializationDataSize = parseExpandableClassSize(parent);
  byte[] initializationData = new byte[initializationDataSize];
  parent.readBytes(initializationData, 0, initializationDataSize);
  return Pair.create(mimeType, initializationData);
}
Example 11
Source File: MediaCodecVideoRenderer.java    From K-Sonic with MIT License 4 votes vote down vote up 
/**
 * Returns a maximum input size for a given mime type, width and height.
 *
 * @param sampleMimeType The format mime type.
 * @param width The width in pixels.
 * @param height The height in pixels.
 * @return A maximum input size in bytes, or {@link Format#NO_VALUE} if a maximum could not be
 *     determined.
 */
private static int getMaxInputSize(String sampleMimeType, int width, int height) {
  if (width == Format.NO_VALUE || height == Format.NO_VALUE) {
    // We can't infer a maximum input size without video dimensions.
    return Format.NO_VALUE;
  }

  // Attempt to infer a maximum input size from the format.
  int maxPixels;
  int minCompressionRatio;
  switch (sampleMimeType) {
    case MimeTypes.VIDEO_H263:
    case MimeTypes.VIDEO_MP4V:
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H264:
      if ("BRAVIA 4K 2015".equals(Util.MODEL)) {
        // The Sony BRAVIA 4k TV has input buffers that are too small for the calculated 4k video
        // maximum input size, so use the default value.
        return Format.NO_VALUE;
      }
      // Round up width/height to an integer number of macroblocks.
      maxPixels = Util.ceilDivide(width, 16) * Util.ceilDivide(height, 16) * 16 * 16;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_VP8:
      // VPX does not specify a ratio so use the values from the platform's SoftVPX.cpp.
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H265:
    case MimeTypes.VIDEO_VP9:
      maxPixels = width * height;
      minCompressionRatio = 4;
      break;
    default:
      // Leave the default max input size.
      return Format.NO_VALUE;
  }
  // Estimate the maximum input size assuming three channel 4:2:0 subsampled input frames.
  return (maxPixels * 3) / (2 * minCompressionRatio);
}
Example 12
Source File: MediaCodecVideoRenderer.java    From Telegram-FOSS with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Returns a maximum input size for a given codec, MIME type, width and height.
 *
 * @param codecInfo Information about the {@link MediaCodec} being configured.
 * @param sampleMimeType The format mime type.
 * @param width The width in pixels.
 * @param height The height in pixels.
 * @return A maximum input size in bytes, or {@link Format#NO_VALUE} if a maximum could not be
 *     determined.
 */
private static int getCodecMaxInputSize(
    MediaCodecInfo codecInfo, String sampleMimeType, int width, int height) {
  if (width == Format.NO_VALUE || height == Format.NO_VALUE) {
    // We can't infer a maximum input size without video dimensions.
    return Format.NO_VALUE;
  }

  // Attempt to infer a maximum input size from the format.
  int maxPixels;
  int minCompressionRatio;
  switch (sampleMimeType) {
    case MimeTypes.VIDEO_H263:
    case MimeTypes.VIDEO_MP4V:
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H264:
      if ("BRAVIA 4K 2015".equals(Util.MODEL) // Sony Bravia 4K
          || ("Amazon".equals(Util.MANUFACTURER)
              && ("KFSOWI".equals(Util.MODEL) // Kindle Soho
                  || ("AFTS".equals(Util.MODEL) && codecInfo.secure)))) { // Fire TV Gen 2
        // Use the default value for cases where platform limitations may prevent buffers of the
        // calculated maximum input size from being allocated.
        return Format.NO_VALUE;
      }
      // Round up width/height to an integer number of macroblocks.
      maxPixels = Util.ceilDivide(width, 16) * Util.ceilDivide(height, 16) * 16 * 16;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_VP8:
      // VPX does not specify a ratio so use the values from the platform's SoftVPX.cpp.
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H265:
    case MimeTypes.VIDEO_VP9:
      maxPixels = width * height;
      minCompressionRatio = 4;
      break;
    default:
      // Leave the default max input size.
      return Format.NO_VALUE;
  }
  // Estimate the maximum input size assuming three channel 4:2:0 subsampled input frames.
  return (maxPixels * 3) / (2 * minCompressionRatio);
}
Example 13
Source File: MediaCodecVideoRenderer.java    From Telegram with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Returns a maximum input size for a given codec, MIME type, width and height.
 *
 * @param codecInfo Information about the {@link MediaCodec} being configured.
 * @param sampleMimeType The format mime type.
 * @param width The width in pixels.
 * @param height The height in pixels.
 * @return A maximum input size in bytes, or {@link Format#NO_VALUE} if a maximum could not be
 *     determined.
 */
private static int getCodecMaxInputSize(
    MediaCodecInfo codecInfo, String sampleMimeType, int width, int height) {
  if (width == Format.NO_VALUE || height == Format.NO_VALUE) {
    // We can't infer a maximum input size without video dimensions.
    return Format.NO_VALUE;
  }

  // Attempt to infer a maximum input size from the format.
  int maxPixels;
  int minCompressionRatio;
  switch (sampleMimeType) {
    case MimeTypes.VIDEO_H263:
    case MimeTypes.VIDEO_MP4V:
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H264:
      if ("BRAVIA 4K 2015".equals(Util.MODEL) // Sony Bravia 4K
          || ("Amazon".equals(Util.MANUFACTURER)
              && ("KFSOWI".equals(Util.MODEL) // Kindle Soho
                  || ("AFTS".equals(Util.MODEL) && codecInfo.secure)))) { // Fire TV Gen 2
        // Use the default value for cases where platform limitations may prevent buffers of the
        // calculated maximum input size from being allocated.
        return Format.NO_VALUE;
      }
      // Round up width/height to an integer number of macroblocks.
      maxPixels = Util.ceilDivide(width, 16) * Util.ceilDivide(height, 16) * 16 * 16;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_VP8:
      // VPX does not specify a ratio so use the values from the platform's SoftVPX.cpp.
      maxPixels = width * height;
      minCompressionRatio = 2;
      break;
    case MimeTypes.VIDEO_H265:
    case MimeTypes.VIDEO_VP9:
      maxPixels = width * height;
      minCompressionRatio = 4;
      break;
    default:
      // Leave the default max input size.
      return Format.NO_VALUE;
  }
  // Estimate the maximum input size assuming three channel 4:2:0 subsampled input frames.
  return (maxPixels * 3) / (2 * minCompressionRatio);
}