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Add the frame skipping code back for certain decoders (Qualcomm) that are slow when rendering all frames and stall the whole decoder pipeline

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This commit is contained in:
Cameron Gutman 2014-02-26 01:56:05 -05:00
parent 4b2552ed64
commit c7f26a179d
1 changed files with 21 additions and 3 deletions
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24
src/com/limelight/binding/video/MediaCodecDecoderRenderer.java
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@ -20,6 +20,7 @@ public class MediaCodecDecoderRenderer implements VideoDecoderRenderer {
private ByteBuffer[] videoDecoderInputBuffers;
private MediaCodec videoDecoder;
private Thread rendererThread;
private int redrawRate;
private boolean needsSpsFixup;
private boolean fastInputQueueing;
@ -96,7 +97,9 @@ public class MediaCodecDecoderRenderer implements VideoDecoderRenderer {
}
@Override
public void setup(int width, int height, int redrawRate, Object renderTarget, int drFlags) {
public void setup(int width, int height, int redrawRate, Object renderTarget, int drFlags) {
this.redrawRate = redrawRate;
MediaCodecInfo safeDecoder = findSafeDecoder();
if (safeDecoder != null) {
videoDecoder = MediaCodec.createByCodecName(safeDecoder.getName());
@ -130,6 +133,7 @@ public class MediaCodecDecoderRenderer implements VideoDecoderRenderer {
rendererThread = new Thread() {
@Override
public void run() {
long nextFrameTimeUs = 0;
BufferInfo info = new BufferInfo();
while (!isInterrupted())
{
@ -149,6 +153,12 @@ public class MediaCodecDecoderRenderer implements VideoDecoderRenderer {
if (outIndex >= 0) {
int lastIndex = outIndex;
boolean render = false;
if (currentTimeUs() >= nextFrameTimeUs) {
render = true;
nextFrameTimeUs = computePresentationTime(redrawRate);
}
// Get the last output buffer in the queue
while ((outIndex = videoDecoder.dequeueOutputBuffer(info, 0)) >= 0) {
@ -156,8 +166,8 @@ public class MediaCodecDecoderRenderer implements VideoDecoderRenderer {
lastIndex = outIndex;
}
// Render that buffer
videoDecoder.releaseOutputBuffer(lastIndex, true);
// Render that buffer if it's time for the next frame
videoDecoder.releaseOutputBuffer(lastIndex, render);
}
}
}
@ -165,6 +175,14 @@ public class MediaCodecDecoderRenderer implements VideoDecoderRenderer {
rendererThread.setName("Video - Renderer (MediaCodec)");
rendererThread.start();
}
private static long currentTimeUs() {
return System.nanoTime() / 1000;
}
private long computePresentationTime(int frameRate) {
return currentTimeUs() + (1000000 / frameRate);
}
@Override
public void start() {