moonlight-android/app/src/main/java/com/limelight/binding/video/MediaCodecDecoderRenderer.java
2017-06-16 19:11:39 -07:00

917 lines
34 KiB
Java

package com.limelight.binding.video;
import java.nio.ByteBuffer;
import java.util.Locale;
import org.jcodec.codecs.h264.H264Utils;
import org.jcodec.codecs.h264.io.model.SeqParameterSet;
import org.jcodec.codecs.h264.io.model.VUIParameters;
import com.limelight.LimeLog;
import com.limelight.nvstream.av.video.VideoDecoderRenderer;
import com.limelight.nvstream.jni.MoonBridge;
import com.limelight.preferences.PreferenceConfiguration;
import android.media.MediaCodec;
import android.media.MediaCodecInfo;
import android.media.MediaFormat;
import android.media.MediaCodec.BufferInfo;
import android.media.MediaCodec.CodecException;
import android.os.Build;
import android.view.SurfaceHolder;
public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
private static final boolean USE_FRAME_RENDER_TIME = false;
private static final boolean FRAME_RENDER_TIME_ONLY = USE_FRAME_RENDER_TIME && false;
// Used on versions < 5.0
private ByteBuffer[] legacyInputBuffers;
private MediaCodecInfo avcDecoder;
private MediaCodecInfo hevcDecoder;
// Used for HEVC only
private byte[] vpsBuffer;
private byte[] spsBuffer;
private MediaCodec videoDecoder;
private Thread rendererThread;
private Thread[] spinnerThreads;
private boolean needsSpsBitstreamFixup, isExynos4;
private boolean adaptivePlayback, directSubmit;
private boolean constrainedHighProfile;
private boolean refFrameInvalidationAvc, refFrameInvalidationHevc;
private boolean refFrameInvalidationActive;
private int initialWidth, initialHeight;
private int videoFormat;
private SurfaceHolder renderTarget;
private volatile boolean stopping;
private boolean needsBaselineSpsHack;
private SeqParameterSet savedSps;
private long lastTimestampUs;
private long decoderTimeMs;
private long totalTimeMs;
private int totalFrames;
private int frameLossEvents;
private int framesLost;
private int lastFrameNumber;
private int refreshRate;
private int bitrate;
private int numSpsIn;
private int numPpsIn;
private int numVpsIn;
private MediaCodecInfo findAvcDecoder() {
MediaCodecInfo decoder = MediaCodecHelper.findProbableSafeDecoder("video/avc", MediaCodecInfo.CodecProfileLevel.AVCProfileHigh);
if (decoder == null) {
decoder = MediaCodecHelper.findFirstDecoder("video/avc");
}
return decoder;
}
private MediaCodecInfo findHevcDecoder(int videoFormat) {
// Don't return anything if H.265 is forced off
if (videoFormat == PreferenceConfiguration.FORCE_H265_OFF) {
return null;
}
// We don't try the first HEVC decoder. We'd rather fall back to hardware accelerated AVC instead
//
// We need HEVC Main profile, so we could pass that constant to findProbableSafeDecoder, however
// some decoders (at least Qualcomm's Snapdragon 805) don't properly report support
// for even required levels of HEVC.
MediaCodecInfo decoderInfo = MediaCodecHelper.findProbableSafeDecoder("video/hevc", -1);
if (decoderInfo != null) {
if (!MediaCodecHelper.decoderIsWhitelistedForHevc(decoderInfo.getName())) {
LimeLog.info("Found HEVC decoder, but it's not whitelisted - "+decoderInfo.getName());
if (videoFormat == PreferenceConfiguration.FORCE_H265_ON) {
LimeLog.info("Forcing H265 enabled despite non-whitelisted decoder");
}
else {
return null;
}
}
}
return decoderInfo;
}
public void setRenderTarget(SurfaceHolder renderTarget) {
this.renderTarget = renderTarget;
}
public MediaCodecDecoderRenderer(int videoFormat, int bitrate) {
//dumpDecoders();
this.bitrate = bitrate;
spinnerThreads = new Thread[Runtime.getRuntime().availableProcessors()];
avcDecoder = findAvcDecoder();
if (avcDecoder != null) {
LimeLog.info("Selected AVC decoder: "+avcDecoder.getName());
}
else {
LimeLog.warning("No AVC decoder found");
}
hevcDecoder = findHevcDecoder(videoFormat);
if (hevcDecoder != null) {
LimeLog.info("Selected HEVC decoder: "+hevcDecoder.getName());
}
else {
LimeLog.info("No HEVC decoder found");
}
// Set attributes that are queried in getCapabilities(). This must be done here
// because getCapabilities() may be called before setup() in current versions of the common
// library. The limitation of this is that we don't know whether we're using HEVC or AVC, so
// we just assume AVC. This isn't really a problem because the capabilities are usually
// shared between AVC and HEVC decoders on the same device.
if (avcDecoder != null) {
directSubmit = MediaCodecHelper.decoderCanDirectSubmit(avcDecoder.getName());
adaptivePlayback = MediaCodecHelper.decoderSupportsAdaptivePlayback(avcDecoder.getName());
refFrameInvalidationAvc = MediaCodecHelper.decoderSupportsRefFrameInvalidationAvc(avcDecoder.getName());
refFrameInvalidationHevc = MediaCodecHelper.decoderSupportsRefFrameInvalidationHevc(avcDecoder.getName());
if (directSubmit) {
LimeLog.info("Decoder "+avcDecoder.getName()+" will use direct submit");
}
if (refFrameInvalidationAvc) {
LimeLog.info("Decoder "+avcDecoder.getName()+" will use reference frame invalidation for AVC");
}
if (refFrameInvalidationHevc) {
LimeLog.info("Decoder "+avcDecoder.getName()+" will use reference frame invalidation for HEVC");
}
}
}
public boolean isHevcSupported() {
return hevcDecoder != null;
}
public boolean isAvcSupported() {
return avcDecoder != null;
}
public int getActiveVideoFormat() {
return this.videoFormat;
}
@Override
public int setup(int format, int width, int height, int redrawRate) {
this.initialWidth = width;
this.initialHeight = height;
this.videoFormat = format;
this.refreshRate = redrawRate;
String mimeType;
String selectedDecoderName;
if (videoFormat == MoonBridge.VIDEO_FORMAT_H264) {
mimeType = "video/avc";
selectedDecoderName = avcDecoder.getName();
if (avcDecoder == null) {
LimeLog.severe("No available AVC decoder!");
return -1;
}
// These fixups only apply to H264 decoders
needsSpsBitstreamFixup = MediaCodecHelper.decoderNeedsSpsBitstreamRestrictions(selectedDecoderName);
needsBaselineSpsHack = MediaCodecHelper.decoderNeedsBaselineSpsHack(selectedDecoderName);
constrainedHighProfile = MediaCodecHelper.decoderNeedsConstrainedHighProfile(selectedDecoderName);
isExynos4 = MediaCodecHelper.isExynos4Device();
if (needsSpsBitstreamFixup) {
LimeLog.info("Decoder "+selectedDecoderName+" needs SPS bitstream restrictions fixup");
}
if (needsBaselineSpsHack) {
LimeLog.info("Decoder "+selectedDecoderName+" needs baseline SPS hack");
}
if (constrainedHighProfile) {
LimeLog.info("Decoder "+selectedDecoderName+" needs constrained high profile");
}
if (isExynos4) {
LimeLog.info("Decoder "+selectedDecoderName+" is on Exynos 4");
}
refFrameInvalidationActive = refFrameInvalidationAvc;
}
else if (videoFormat == MoonBridge.VIDEO_FORMAT_H265) {
mimeType = "video/hevc";
selectedDecoderName = hevcDecoder.getName();
if (hevcDecoder == null) {
LimeLog.severe("No available HEVC decoder!");
return -2;
}
refFrameInvalidationActive = refFrameInvalidationHevc;
}
else {
// Unknown format
LimeLog.severe("Unknown format");
return -3;
}
// Codecs have been known to throw all sorts of crazy runtime exceptions
// due to implementation problems
try {
videoDecoder = MediaCodec.createByCodecName(selectedDecoderName);
} catch (Exception e) {
e.printStackTrace();
return -4;
}
MediaFormat videoFormat = MediaFormat.createVideoFormat(mimeType, width, height);
// Adaptive playback can also be enabled by the whitelist on pre-KitKat devices
// so we don't fill these pre-KitKat
if (adaptivePlayback && Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
videoFormat.setInteger(MediaFormat.KEY_MAX_WIDTH, width);
videoFormat.setInteger(MediaFormat.KEY_MAX_HEIGHT, height);
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
// Operate at maximum rate to lower latency as much as possible on
// some Qualcomm platforms. We could also set KEY_PRIORITY to 0 (realtime)
// but that will actually result in the decoder crashing if it can't satisfy
// our (ludicrous) operating rate requirement.
videoFormat.setInteger(MediaFormat.KEY_OPERATING_RATE, Short.MAX_VALUE);
}
try {
videoDecoder.configure(videoFormat, renderTarget.getSurface(), null, 0);
videoDecoder.setVideoScalingMode(MediaCodec.VIDEO_SCALING_MODE_SCALE_TO_FIT);
if (USE_FRAME_RENDER_TIME && Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
videoDecoder.setOnFrameRenderedListener(new MediaCodec.OnFrameRenderedListener() {
@Override
public void onFrameRendered(MediaCodec mediaCodec, long presentationTimeUs, long renderTimeNanos) {
long delta = (renderTimeNanos / 1000000L) - (presentationTimeUs / 1000);
if (delta >= 0 && delta < 1000) {
if (USE_FRAME_RENDER_TIME) {
totalTimeMs += delta;
}
}
}
}, null);
}
LimeLog.info("Using codec "+selectedDecoderName+" for hardware decoding "+mimeType);
// Start the decoder
videoDecoder.start();
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
legacyInputBuffers = videoDecoder.getInputBuffers();
}
} catch (Exception e) {
e.printStackTrace();
return -5;
}
return 0;
}
private void handleDecoderException(Exception e, ByteBuffer buf, int codecFlags, boolean throwOnTransient) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
if (e instanceof CodecException) {
CodecException codecExc = (CodecException) e;
if (codecExc.isTransient() && !throwOnTransient) {
// We'll let transient exceptions go
LimeLog.warning(codecExc.getDiagnosticInfo());
return;
}
LimeLog.severe(codecExc.getDiagnosticInfo());
}
}
// Only throw if we're not stopping
if (!stopping) {
if (buf != null || codecFlags != 0) {
throw new RendererException(this, e, buf, codecFlags);
}
else {
throw new RendererException(this, e);
}
}
}
private void startRendererThread()
{
rendererThread = new Thread() {
@Override
public void run() {
BufferInfo info = new BufferInfo();
while (!stopping) {
try {
// Try to output a frame
int outIndex = videoDecoder.dequeueOutputBuffer(info, 50000);
if (outIndex >= 0) {
long presentationTimeUs = info.presentationTimeUs;
int lastIndex = outIndex;
// Get the last output buffer in the queue
while ((outIndex = videoDecoder.dequeueOutputBuffer(info, 0)) >= 0) {
videoDecoder.releaseOutputBuffer(lastIndex, false);
lastIndex = outIndex;
presentationTimeUs = info.presentationTimeUs;
}
// Render the last buffer
videoDecoder.releaseOutputBuffer(lastIndex, true);
// Add delta time to the totals (excluding probable outliers)
long delta = MediaCodecHelper.getMonotonicMillis() - (presentationTimeUs / 1000);
if (delta >= 0 && delta < 1000) {
decoderTimeMs += delta;
if (!USE_FRAME_RENDER_TIME) {
totalTimeMs += delta;
}
}
} else {
switch (outIndex) {
case MediaCodec.INFO_TRY_AGAIN_LATER:
break;
case MediaCodec.INFO_OUTPUT_FORMAT_CHANGED:
LimeLog.info("Output format changed");
LimeLog.info("New output Format: " + videoDecoder.getOutputFormat());
break;
default:
break;
}
}
} catch (Exception e) {
handleDecoderException(e, null, 0, false);
}
}
}
};
rendererThread.setName("Video - Renderer (MediaCodec)");
rendererThread.setPriority(Thread.NORM_PRIORITY + 2);
rendererThread.start();
}
private void startSpinnerThreads() {
LimeLog.info("Using "+spinnerThreads.length+" spinner threads");
for (int i = 0; i < spinnerThreads.length; i++) {
spinnerThreads[i] = new Thread() {
@Override
public void run() {
// This thread exists to keep the CPU at a higher DVFS state on devices
// where the governor scales clock speed sporadically, causing dropped frames.
while (!stopping) {
try {
Thread.sleep(0, 1);
} catch (InterruptedException e) {
break;
}
}
}
};
spinnerThreads[i].setName("Spinner-"+i);
spinnerThreads[i].setPriority(Thread.MIN_PRIORITY);
spinnerThreads[i].start();
}
}
private int dequeueInputBuffer() {
int index = -1;
long startTime, queueTime;
startTime = MediaCodecHelper.getMonotonicMillis();
try {
while (index < 0 && !stopping) {
index = videoDecoder.dequeueInputBuffer(10000);
}
} catch (Exception e) {
handleDecoderException(e, null, 0, true);
return MediaCodec.INFO_TRY_AGAIN_LATER;
}
if (index < 0) {
return index;
}
queueTime = MediaCodecHelper.getMonotonicMillis();
if (queueTime - startTime >= 20) {
LimeLog.warning("Queue input buffer ran long: " + (queueTime - startTime) + " ms");
}
return index;
}
@Override
public void start() {
startRendererThread();
startSpinnerThreads();
}
public void prepareForStop() {
// Let the decoding code know to ignore codec exceptions now
stopping = true;
// Halt the rendering thread
rendererThread.interrupt();
}
@Override
public void stop() {
// May be called already, but we'll call it now to be safe
prepareForStop();
try {
// Invalidate pending decode buffers
videoDecoder.flush();
} catch (Exception e) {
e.printStackTrace();
}
// Wait for the renderer thread to shut down
try {
rendererThread.join();
} catch (InterruptedException ignored) { }
try {
// Stop the video decoder
videoDecoder.stop();
} catch (Exception e) {
e.printStackTrace();
}
// Halt the spinner threads
for (Thread t : spinnerThreads) {
t.interrupt();
}
for (Thread t : spinnerThreads) {
try {
t.join();
} catch (InterruptedException ignored) { }
}
}
@Override
public void cleanup() {
videoDecoder.release();
}
private boolean queueInputBuffer(int inputBufferIndex, int offset, int length, long timestampUs, int codecFlags) {
try {
videoDecoder.queueInputBuffer(inputBufferIndex,
offset, length,
timestampUs, codecFlags);
return true;
} catch (Exception e) {
handleDecoderException(e, null, codecFlags, true);
return false;
}
}
// Using the new getInputBuffer() API on Lollipop allows
// the framework to do some performance optimizations for us
private ByteBuffer getEmptyInputBuffer(int inputBufferIndex) {
ByteBuffer buf;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
try {
buf = videoDecoder.getInputBuffer(inputBufferIndex);
} catch (Exception e) {
handleDecoderException(e, null, 0, true);
return null;
}
}
else {
buf = legacyInputBuffers[inputBufferIndex];
// Clear old input data pre-Lollipop
buf.clear();
}
return buf;
}
private void doProfileSpecificSpsPatching(SeqParameterSet sps) {
// Some devices benefit from setting constraint flags 4 & 5 to make this Constrained
// High Profile which allows the decoder to assume there will be no B-frames and
// reduce delay and buffering accordingly. Some devices (Marvell, Exynos 4) don't
// like it so we only set them on devices that are confirmed to benefit from it.
if (sps.profile_idc == 100 && constrainedHighProfile) {
LimeLog.info("Setting constraint set flags for constrained high profile");
sps.constraint_set_4_flag = true;
sps.constraint_set_5_flag = true;
}
else {
// Force the constraints unset otherwise (some may be set by default)
sps.constraint_set_4_flag = false;
sps.constraint_set_5_flag = false;
}
}
@SuppressWarnings("deprecation")
@Override
public int submitDecodeUnit(byte[] frameData, int frameLength, int frameNumber, long receiveTimeMs) {
totalFrames++;
// We can receive the same "frame" multiple times if it's an IDR frame.
// In that case, each frame start NALU is submitted independently.
if (frameNumber != lastFrameNumber && frameNumber != lastFrameNumber + 1) {
framesLost += frameNumber - lastFrameNumber - 1;
frameLossEvents++;
}
lastFrameNumber = frameNumber;
int inputBufferIndex;
ByteBuffer buf;
long timestampUs = System.nanoTime() / 1000;
if (!FRAME_RENDER_TIME_ONLY) {
// Count time from first packet received to decode start
totalTimeMs += (timestampUs / 1000) - receiveTimeMs;
}
if (timestampUs <= lastTimestampUs) {
// We can't submit multiple buffers with the same timestamp
// so bump it up by one before queuing
timestampUs = lastTimestampUs + 1;
}
lastTimestampUs = timestampUs;
int codecFlags = 0;
boolean needsSpsReplay = false;
// H264 SPS
if (frameData[4] == 0x67) {
numSpsIn++;
codecFlags |= MediaCodec.BUFFER_FLAG_CODEC_CONFIG;
ByteBuffer spsBuf = ByteBuffer.wrap(frameData);
// Skip to the start of the NALU data
spsBuf.position(5);
// The H264Utils.readSPS function safely handles
// Annex B NALUs (including NALUs with escape sequences)
SeqParameterSet sps = H264Utils.readSPS(spsBuf);
// Some decoders rely on H264 level to decide how many buffers are needed
// Since we only need one frame buffered, we'll set the level as low as we can
// for known resolution combinations. Reference frame invalidation may need
// these, so leave them be for those decoders.
if (!refFrameInvalidationActive) {
if (initialWidth == 1280 && initialHeight == 720) {
// Max 5 buffered frames at 1280x720x60
LimeLog.info("Patching level_idc to 32");
sps.level_idc = 32;
}
else if (initialWidth == 1920 && initialHeight == 1080) {
// Max 4 buffered frames at 1920x1080x64
LimeLog.info("Patching level_idc to 42");
sps.level_idc = 42;
}
else {
// Leave the profile alone (currently 5.0)
}
}
// TI OMAP4 requires a reference frame count of 1 to decode successfully. Exynos 4
// also requires this fixup.
//
// I'm doing this fixup for all devices because I haven't seen any devices that
// this causes issues for. At worst, it seems to do nothing and at best it fixes
// issues with video lag, hangs, and crashes.
//
// It does break reference frame invalidation, so we will not do that for decoders
// where we've enabled reference frame invalidation.
if (!refFrameInvalidationActive) {
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.chroma_loc_info_present_flag = false;
if ((needsSpsBitstreamFixup || isExynos4) && !refFrameInvalidationActive) {
// 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.
// 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.log2_max_mv_length_horizontal = 16;
sps.vuiParams.bitstreamRestriction.log2_max_mv_length_vertical = 16;
sps.vuiParams.bitstreamRestriction.num_reorder_frames = 0;
}
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
if (needsBaselineSpsHack) {
LimeLog.info("Hacking SPS to baseline");
sps.profile_idc = 66;
savedSps = sps;
}
// Patch the SPS constraint flags
doProfileSpecificSpsPatching(sps);
inputBufferIndex = dequeueInputBuffer();
if (inputBufferIndex < 0) {
// We're being torn down now
return MoonBridge.DR_NEED_IDR;
}
buf = getEmptyInputBuffer(inputBufferIndex);
if (buf == null) {
// We're being torn down now
return MoonBridge.DR_NEED_IDR;
}
// Write the annex B header
buf.put(frameData, 0, 5);
// The H264Utils.writeSPS function safely handles
// Annex B NALUs (including NALUs with escape sequences)
ByteBuffer escapedNalu = H264Utils.writeSPS(sps, frameLength);
buf.put(escapedNalu);
if (queueInputBuffer(inputBufferIndex,
0, buf.position(),
timestampUs, codecFlags)) {
return MoonBridge.DR_OK;
}
else {
return MoonBridge.DR_NEED_IDR;
}
// H264 PPS
} else if (frameData[4] == 0x68) {
numPpsIn++;
codecFlags |= MediaCodec.BUFFER_FLAG_CODEC_CONFIG;
inputBufferIndex = dequeueInputBuffer();
if (inputBufferIndex < 0) {
// We're being torn down now
return MoonBridge.DR_NEED_IDR;
}
buf = getEmptyInputBuffer(inputBufferIndex);
if (buf == null) {
// We're being torn down now
return MoonBridge.DR_NEED_IDR;
}
if (needsBaselineSpsHack) {
LimeLog.info("Saw PPS; disabling SPS hack");
needsBaselineSpsHack = false;
// Give the decoder the SPS again with the proper profile now
needsSpsReplay = true;
}
}
else if (frameData[4] == 0x40) {
numVpsIn++;
// Batch this to submit together with SPS and PPS per AOSP docs
vpsBuffer = new byte[frameLength];
System.arraycopy(frameData, 0, vpsBuffer, 0, frameLength);
return MoonBridge.DR_OK;
}
else if (frameData[4] == 0x42) {
numSpsIn++;
// Batch this to submit together with VPS and PPS per AOSP docs
spsBuffer = new byte[frameLength];
System.arraycopy(frameData, 0, spsBuffer, 0, frameLength);
return MoonBridge.DR_OK;
}
else if (frameData[4] == 0x44) {
numPpsIn++;
inputBufferIndex = dequeueInputBuffer();
if (inputBufferIndex < 0) {
// We're being torn down now
return MoonBridge.DR_NEED_IDR;
}
buf = getEmptyInputBuffer(inputBufferIndex);
if (buf == null) {
// We're being torn down now
return MoonBridge.DR_NEED_IDR;
}
// When we get the PPS, submit the VPS and SPS together with
// the PPS, as required by AOSP docs on use of HEVC and MediaCodec.
if (vpsBuffer != null) {
buf.put(vpsBuffer);
}
if (spsBuffer != null) {
buf.put(spsBuffer);
}
// This is the HEVC CSD blob
codecFlags |= MediaCodec.BUFFER_FLAG_CODEC_CONFIG;
}
else {
inputBufferIndex = dequeueInputBuffer();
if (inputBufferIndex < 0) {
// We're being torn down now
return MoonBridge.DR_NEED_IDR;
}
buf = getEmptyInputBuffer(inputBufferIndex);
if (buf == null) {
// We're being torn down now
return MoonBridge.DR_NEED_IDR;
}
}
// Copy data from our buffer list into the input buffer
buf.put(frameData, 0, frameLength);
if (!queueInputBuffer(inputBufferIndex,
0, buf.position(),
timestampUs, codecFlags)) {
return MoonBridge.DR_NEED_IDR;
}
if (needsSpsReplay) {
if (!replaySps()) {
return MoonBridge.DR_NEED_IDR;
}
LimeLog.info("SPS replay complete");
}
return MoonBridge.DR_OK;
}
private boolean replaySps() {
int inputIndex = dequeueInputBuffer();
if (inputIndex < 0) {
return false;
}
ByteBuffer inputBuffer = getEmptyInputBuffer(inputIndex);
if (inputBuffer == null) {
return false;
}
// Write the Annex B header
inputBuffer.put(new byte[]{0x00, 0x00, 0x00, 0x01, 0x67});
// Switch the H264 profile back to high
savedSps.profile_idc = 100;
// Patch the SPS constraint flags
doProfileSpecificSpsPatching(savedSps);
// The H264Utils.writeSPS function safely handles
// Annex B NALUs (including NALUs with escape sequences)
ByteBuffer escapedNalu = H264Utils.writeSPS(savedSps, 128);
inputBuffer.put(escapedNalu);
// No need for the SPS anymore
savedSps = null;
// Queue the new SPS
return queueInputBuffer(inputIndex,
0, inputBuffer.position(),
System.nanoTime() / 1000,
MediaCodec.BUFFER_FLAG_CODEC_CONFIG);
}
@Override
public int getCapabilities() {
int capabilities = 0;
// We always request 4 slices per frame to speed up decoding on some hardware
capabilities |= MoonBridge.CAPABILITY_SLICES_PER_FRAME((byte) 4);
// Enable reference frame invalidation on supported hardware
if (refFrameInvalidationAvc) {
capabilities |= MoonBridge.CAPABILITY_REFERENCE_FRAME_INVALIDATION_AVC;
}
if (refFrameInvalidationHevc) {
capabilities |= MoonBridge.CAPABILITY_REFERENCE_FRAME_INVALIDATION_HEVC;
}
// Enable direct submit on supported hardware
if (directSubmit) {
capabilities |= MoonBridge.CAPABILITY_DIRECT_SUBMIT;
}
return capabilities;
}
public int getAverageEndToEndLatency() {
if (totalFrames == 0) {
return 0;
}
return (int)(totalTimeMs / totalFrames);
}
public int getAverageDecoderLatency() {
if (totalFrames == 0) {
return 0;
}
return (int)(decoderTimeMs / totalFrames);
}
public class RendererException extends RuntimeException {
private static final long serialVersionUID = 8985937536997012406L;
private final Exception originalException;
private final MediaCodecDecoderRenderer renderer;
private ByteBuffer currentBuffer;
private int currentCodecFlags;
public RendererException(MediaCodecDecoderRenderer renderer, Exception e) {
this.renderer = renderer;
this.originalException = e;
}
public RendererException(MediaCodecDecoderRenderer renderer, Exception e, ByteBuffer currentBuffer, int currentCodecFlags) {
this.renderer = renderer;
this.originalException = e;
this.currentBuffer = currentBuffer;
this.currentCodecFlags = currentCodecFlags;
}
public String toString() {
String str = "";
str += "Format: "+renderer.videoFormat+"\n";
str += "AVC Decoder: "+((renderer.avcDecoder != null) ? renderer.avcDecoder.getName():"(none)")+"\n";
str += "HEVC Decoder: "+((renderer.hevcDecoder != null) ? renderer.hevcDecoder.getName():"(none)")+"\n";
str += "Initial video dimensions: "+renderer.initialWidth+"x"+renderer.initialHeight+"\n";
str += "FPS target: "+renderer.refreshRate+"\n";
str += "Bitrate: "+renderer.bitrate+" Mbps \n";
str += "In stats: "+renderer.numVpsIn+", "+renderer.numSpsIn+", "+renderer.numPpsIn+"\n";
str += "Total frames: "+renderer.totalFrames+"\n";
str += "Frame losses: "+renderer.framesLost+" in "+frameLossEvents+" loss events\n";
str += "Average end-to-end client latency: "+getAverageEndToEndLatency()+"ms\n";
str += "Average hardware decoder latency: "+getAverageDecoderLatency()+"ms\n";
if (currentBuffer != null) {
str += "Current buffer: ";
currentBuffer.flip();
while (currentBuffer.hasRemaining() && currentBuffer.position() < 10) {
str += String.format((Locale)null, "%02x ", currentBuffer.get());
}
str += "\n";
str += "Buffer codec flags: "+currentCodecFlags+"\n";
}
str += "Is Exynos 4: "+renderer.isExynos4+"\n";
str += "Full decoder dump:\n";
try {
str += MediaCodecHelper.dumpDecoders();
} catch (Exception e) {
str += e.getMessage();
}
str += originalException.toString();
return str;
}
}
}