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GFE 2.5.11 update to fix black screen on Fire TV Stick

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This commit is contained in:
Cameron Gutman 2015-07-18 17:06:41 -07:00
parent e02a009635
commit 1e70e1d329
2 changed files with 37 additions and 7 deletions
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app/libs/limelight-common.jar
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app/src/main/java/com/limelight/binding/video/MediaCodecDecoderRenderer.java
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@ -486,19 +486,49 @@ public class MediaCodecDecoderRenderer extends EnhancedDecoderRenderer {
LimeLog.info("Patching num_ref_frames in SPS");
sps.num_ref_frames = 1;
// GFE 2.5.11 changed the SPS to add additional extensions
// Some devices don't like these so we remove them here.
sps.vuiParams.video_signal_type_present_flag = false;
sps.vuiParams.colour_description_present_flag = false;
sps.vuiParams.colour_primaries = 2;
sps.vuiParams.transfer_characteristics = 2;
sps.vuiParams.matrix_coefficients = 2;
sps.vuiParams.chroma_loc_info_present_flag = false;
sps.vuiParams.chroma_sample_loc_type_bottom_field = 0;
sps.vuiParams.chroma_sample_loc_type_top_field = 0;
if (needsSpsBitstreamFixup || isExynos4) {
// The SPS that comes in the current H264 bytestream doesn't set bitstream_restriction_flag
// or max_dec_frame_buffering which increases decoding latency on Tegra.
LimeLog.info("Adding bitstream restrictions");
// GFE 2.5.11 started sending bitstream restrictions
if (sps.vuiParams.bitstreamRestriction == null) {
LimeLog.info("Adding bitstream restrictions");
sps.vuiParams.bitstreamRestriction = new VUIParameters.BitstreamRestriction();
sps.vuiParams.bitstreamRestriction.motion_vectors_over_pic_boundaries_flag = true;
sps.vuiParams.bitstreamRestriction.max_bytes_per_pic_denom = 2;
sps.vuiParams.bitstreamRestriction.max_bits_per_mb_denom = 1;
sps.vuiParams.bitstreamRestriction.log2_max_mv_length_horizontal = 16;
sps.vuiParams.bitstreamRestriction.log2_max_mv_length_vertical = 16;
sps.vuiParams.bitstreamRestriction.num_reorder_frames = 0;
sps.vuiParams.bitstreamRestriction.max_dec_frame_buffering = 1;
}
else {
LimeLog.info("Patching bitstream restrictions");
}
// Some devices throw errors if max_dec_frame_buffering < num_ref_frames
sps.vuiParams.bitstreamRestriction.max_dec_frame_buffering = sps.num_ref_frames;
// These values are the defaults for the fields, but they are more aggressive
// than what GFE sends in 2.5.11, but it doesn't seem to cause picture problems.
sps.vuiParams.bitstreamRestriction.max_bytes_per_pic_denom = 2;
sps.vuiParams.bitstreamRestriction.max_bits_per_mb_denom = 1;
// log2_max_mv_length_horizontal and log2_max_mv_length_vertical are set to more
// conservative values by GFE 2.5.11. We'll let those values stand.
}
else {
// Devices that didn't/couldn't get bitstream restrictions before GFE 2.5.11
// will continue to not receive them now
sps.vuiParams.bitstreamRestriction = null;
}
// If we need to hack this SPS to say we're baseline, do so now