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Unified Diff: talk/app/webrtc/java/jni/androidmediaencoder_jni.cc

Issue 1396073003: Prepare MediaCodecVideoEncoder for surface textures. (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Created 5 years, 2 months ago
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Index: talk/app/webrtc/java/jni/androidmediaencoder_jni.cc
diff --git a/talk/app/webrtc/java/jni/androidmediaencoder_jni.cc b/talk/app/webrtc/java/jni/androidmediaencoder_jni.cc
index 76a675d97643af2408cf665dca4b238ed0a631a6..8fcc20b6f1f0426c7b7a4755a3ea99a8f32d774d 100644
--- a/talk/app/webrtc/java/jni/androidmediaencoder_jni.cc
+++ b/talk/app/webrtc/java/jni/androidmediaencoder_jni.cc
@@ -33,6 +33,7 @@
#include "webrtc/base/checks.h"
#include "webrtc/base/logging.h"
#include "webrtc/base/thread.h"
+#include "webrtc/base/thread_checker.h"
#include "webrtc/modules/rtp_rtcp/source/h264_bitstream_parser.h"
#include "webrtc/modules/video_coding/codecs/interface/video_codec_interface.h"
#include "webrtc/modules/video_coding/utility/include/quality_scaler.h"
@@ -79,7 +80,8 @@ class MediaCodecVideoEncoder : public webrtc::VideoEncoder,
public rtc::MessageHandler {
public:
virtual ~MediaCodecVideoEncoder();
- explicit MediaCodecVideoEncoder(JNIEnv* jni, VideoCodecType codecType);
+ MediaCodecVideoEncoder(JNIEnv* jni,
+ VideoCodecType codecType);
// webrtc::VideoEncoder implementation. Everything trampolines to
// |codec_thread_| for execution.
@@ -105,12 +107,10 @@ class MediaCodecVideoEncoder : public webrtc::VideoEncoder,
int GetTargetFramerate() override;
private:
- // CHECK-fail if not running on |codec_thread_|.
- void CheckOnCodecThread();
-
- // Release() and InitEncode() in an attempt to restore the codec to an
+ // ResetCodecOnCodecThread() calls ReleaseOnCodecThread() and
+ // InitEncodeOnCodecThread() in an attempt to restore the codec to an
// operable state. Necessary after all manner of OMX-layer errors.
- void ResetCodec();
+ void ResetCodecOnCodecThread();
// Implementation of webrtc::VideoEncoder methods above, all running on the
// codec thread exclusively.
@@ -119,9 +119,15 @@ class MediaCodecVideoEncoder : public webrtc::VideoEncoder,
// previously-current values are reused instead of the passed parameters
// (makes it easier to reason about thread-safety).
int32_t InitEncodeOnCodecThread(int width, int height, int kbps, int fps);
+ // Reconfigure to match |frame| in width, height. Returns false if
+ // reconfiguring fails.
+ bool MaybeReconfigureEncoderOnCodecThread(const webrtc::VideoFrame& frame);
int32_t EncodeOnCodecThread(
const webrtc::VideoFrame& input_image,
const std::vector<webrtc::VideoFrameType>* frame_types);
+ bool EncodeByteBufferOnCodecThread(JNIEnv* jni,
+ bool key_frame, const webrtc::VideoFrame& frame);
+
int32_t RegisterEncodeCompleteCallbackOnCodecThread(
webrtc::EncodedImageCallback* callback);
int32_t ReleaseOnCodecThread();
@@ -151,11 +157,13 @@ class MediaCodecVideoEncoder : public webrtc::VideoEncoder,
// State that is constant for the lifetime of this object once the ctor
// returns.
scoped_ptr<Thread> codec_thread_; // Thread on which to operate MediaCodec.
+ rtc::ThreadChecker codec_thread_checker_;
ScopedGlobalRef<jclass> j_media_codec_video_encoder_class_;
ScopedGlobalRef<jobject> j_media_codec_video_encoder_;
jmethodID j_init_encode_method_;
+ jmethodID j_get_input_buffers_method_;
jmethodID j_dequeue_input_buffer_method_;
- jmethodID j_encode_method_;
+ jmethodID j_encode_buffer_method_;
jmethodID j_release_method_;
jmethodID j_set_rates_method_;
jmethodID j_dequeue_output_buffer_method_;
@@ -240,19 +248,23 @@ MediaCodecVideoEncoder::MediaCodecVideoEncoder(
// thread.
codec_thread_->SetName("MediaCodecVideoEncoder", NULL);
RTC_CHECK(codec_thread_->Start()) << "Failed to start MediaCodecVideoEncoder";
-
+ codec_thread_checker_.DetachFromThread();
jclass j_output_buffer_info_class =
FindClass(jni, "org/webrtc/MediaCodecVideoEncoder$OutputBufferInfo");
j_init_encode_method_ = GetMethodID(
jni,
*j_media_codec_video_encoder_class_,
"initEncode",
- "(Lorg/webrtc/MediaCodecVideoEncoder$VideoCodecType;IIII)"
- "[Ljava/nio/ByteBuffer;");
+ "(Lorg/webrtc/MediaCodecVideoEncoder$VideoCodecType;IIII)Z");
+ j_get_input_buffers_method_ = GetMethodID(
+ jni,
+ *j_media_codec_video_encoder_class_,
+ "getInputBuffers",
+ "()[Ljava/nio/ByteBuffer;");
j_dequeue_input_buffer_method_ = GetMethodID(
jni, *j_media_codec_video_encoder_class_, "dequeueInputBuffer", "()I");
- j_encode_method_ = GetMethodID(
- jni, *j_media_codec_video_encoder_class_, "encode", "(ZIIJ)Z");
+ j_encode_buffer_method_ = GetMethodID(
+ jni, *j_media_codec_video_encoder_class_, "encodeBuffer", "(ZIIJ)Z");
j_release_method_ =
GetMethodID(jni, *j_media_codec_video_encoder_class_, "release", "()V");
j_set_rates_method_ = GetMethodID(
@@ -375,6 +387,7 @@ int32_t MediaCodecVideoEncoder::SetRates(uint32_t new_bit_rate,
}
void MediaCodecVideoEncoder::OnMessage(rtc::Message* msg) {
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
JNIEnv* jni = AttachCurrentThreadIfNeeded();
ScopedLocalRefFrame local_ref_frame(jni);
@@ -382,7 +395,6 @@ void MediaCodecVideoEncoder::OnMessage(rtc::Message* msg) {
// functor), so expect no ID/data.
RTC_CHECK(!msg->message_id) << "Unexpected message!";
RTC_CHECK(!msg->pdata) << "Unexpected message!";
- CheckOnCodecThread();
if (!inited_) {
return;
}
@@ -394,17 +406,12 @@ void MediaCodecVideoEncoder::OnMessage(rtc::Message* msg) {
codec_thread_->PostDelayed(kMediaCodecPollMs, this);
}
-void MediaCodecVideoEncoder::CheckOnCodecThread() {
- RTC_CHECK(codec_thread_ == ThreadManager::Instance()->CurrentThread())
- << "Running on wrong thread!";
-}
-
-void MediaCodecVideoEncoder::ResetCodec() {
- ALOGE << "ResetCodec";
- if (Release() != WEBRTC_VIDEO_CODEC_OK ||
- codec_thread_->Invoke<int32_t>(Bind(
- &MediaCodecVideoEncoder::InitEncodeOnCodecThread, this,
- width_, height_, 0, 0)) != WEBRTC_VIDEO_CODEC_OK) {
+void MediaCodecVideoEncoder::ResetCodecOnCodecThread() {
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
+ ALOGE << "ResetOnCodecThread";
+ if (ReleaseOnCodecThread() != WEBRTC_VIDEO_CODEC_OK ||
+ InitEncodeOnCodecThread(width_, height_, 0, 0)
+ != WEBRTC_VIDEO_CODEC_OK) {
// TODO(fischman): wouldn't it be nice if there was a way to gracefully
// degrade to a SW encoder at this point? There isn't one AFAICT :(
// https://code.google.com/p/webrtc/issues/detail?id=2920
@@ -413,7 +420,7 @@ void MediaCodecVideoEncoder::ResetCodec() {
int32_t MediaCodecVideoEncoder::InitEncodeOnCodecThread(
int width, int height, int kbps, int fps) {
- CheckOnCodecThread();
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
JNIEnv* jni = AttachCurrentThreadIfNeeded();
ScopedLocalRefFrame local_ref_frame(jni);
@@ -450,23 +457,27 @@ int32_t MediaCodecVideoEncoder::InitEncodeOnCodecThread(
frame_rtc_times_ms_.clear();
drop_next_input_frame_ = false;
picture_id_ = static_cast<uint16_t>(rand()) & 0x7FFF;
+
// We enforce no extra stride/padding in the format creation step.
jobject j_video_codec_enum = JavaEnumFromIndex(
jni, "MediaCodecVideoEncoder$VideoCodecType", codecType_);
+ const bool encode_status = jni->CallBooleanMethod(
+ *j_media_codec_video_encoder_, j_init_encode_method_,
+ j_video_codec_enum, width, height, kbps, fps);
+ if (!encode_status) {
+ ALOGE << "Failed to configure encoder.";
+ return WEBRTC_VIDEO_CODEC_ERROR;
+ }
+ CHECK_EXCEPTION(jni);
+
jobjectArray input_buffers = reinterpret_cast<jobjectArray>(
jni->CallObjectMethod(*j_media_codec_video_encoder_,
- j_init_encode_method_,
- j_video_codec_enum,
- width_,
- height_,
- kbps,
- fps));
+ j_get_input_buffers_method_));
CHECK_EXCEPTION(jni);
if (IsNull(jni, input_buffers)) {
return WEBRTC_VIDEO_CODEC_ERROR;
}
- inited_ = true;
switch (GetIntField(jni, *j_media_codec_video_encoder_,
j_color_format_field_)) {
case COLOR_FormatYUV420Planar:
@@ -495,6 +506,8 @@ int32_t MediaCodecVideoEncoder::InitEncodeOnCodecThread(
}
CHECK_EXCEPTION(jni);
+
+ inited_ = true;
codec_thread_->PostDelayed(kMediaCodecPollMs, this);
return WEBRTC_VIDEO_CODEC_OK;
}
@@ -502,21 +515,22 @@ int32_t MediaCodecVideoEncoder::InitEncodeOnCodecThread(
int32_t MediaCodecVideoEncoder::EncodeOnCodecThread(
const webrtc::VideoFrame& frame,
const std::vector<webrtc::VideoFrameType>* frame_types) {
- CheckOnCodecThread();
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
JNIEnv* jni = AttachCurrentThreadIfNeeded();
ScopedLocalRefFrame local_ref_frame(jni);
if (!inited_) {
return WEBRTC_VIDEO_CODEC_UNINITIALIZED;
}
+
frames_received_++;
if (!DeliverPendingOutputs(jni)) {
- ResetCodec();
+ ResetCodecOnCodecThread();
// Continue as if everything's fine.
}
if (drop_next_input_frame_) {
- ALOGV("Encoder drop frame - failed callback.");
+ ALOGD << "Encoder drop frame - failed callback.";
drop_next_input_frame_ = false;
return WEBRTC_VIDEO_CODEC_OK;
}
@@ -529,13 +543,9 @@ int32_t MediaCodecVideoEncoder::EncodeOnCodecThread(
const VideoFrame& input_frame =
scale_ ? quality_scaler_.GetScaledFrame(frame) : frame;
- if (input_frame.width() != width_ || input_frame.height() != height_) {
- ALOGD << "Frame resolution change from " << width_ << " x " << height_ <<
- " to " << input_frame.width() << " x " << input_frame.height();
- width_ = input_frame.width();
- height_ = input_frame.height();
- ResetCodec();
- return WEBRTC_VIDEO_CODEC_OK;
+ if (!MaybeReconfigureEncoderOnCodecThread(frame)) {
+ ALOGE << "Failed to reconfigure encoder.";
+ return WEBRTC_VIDEO_CODEC_ERROR;
}
// Check if we accumulated too many frames in encoder input buffers
@@ -553,20 +563,69 @@ int32_t MediaCodecVideoEncoder::EncodeOnCodecThread(
}
}
+ last_input_timestamp_ms_ =
+ current_timestamp_us_ / rtc::kNumMicrosecsPerMillisec;
+ frames_in_queue_++;
+
+ // Save input image timestamps for later output
+ timestamps_.push_back(input_frame.timestamp());
+ render_times_ms_.push_back(input_frame.render_time_ms());
+ frame_rtc_times_ms_.push_back(GetCurrentTimeMs());
+
+ const bool key_frame = frame_types->front() != webrtc::kDeltaFrame;
+ const bool encode_status =
+ EncodeByteBufferOnCodecThread(jni, key_frame, input_frame);
+
+ current_timestamp_us_ += 1000000 / last_set_fps_;
+
+ if (!encode_status || !DeliverPendingOutputs(jni)) {
+ ALOGE << "Failed deliver pending outputs.";
+ ResetCodecOnCodecThread();
+ return WEBRTC_VIDEO_CODEC_ERROR;
+ }
+ return WEBRTC_VIDEO_CODEC_OK;
+}
+
+bool MediaCodecVideoEncoder::MaybeReconfigureEncoderOnCodecThread(
+ const webrtc::VideoFrame& frame) {
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
+
+ const bool reconfigure_due_to_size =
+ frame.width() != width_ || frame.height() != height_;
+
+ if (reconfigure_due_to_size) {
+ ALOGD << "Reconfigure encoder due to frame resolution change from "
+ << width_ << " x " << height_ << " to " << frame.width() << " x "
+ << frame.height();
+ width_ = frame.width();
+ height_ = frame.height();
+ }
+
+ if (!reconfigure_due_to_size)
+ return true;
+
+ ReleaseOnCodecThread();
+
+ return InitEncodeOnCodecThread(width_, height_, 0, 0) ==
+ WEBRTC_VIDEO_CODEC_OK;
+}
+
+bool MediaCodecVideoEncoder::EncodeByteBufferOnCodecThread(JNIEnv* jni,
+ bool key_frame, const webrtc::VideoFrame& frame) {
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
int j_input_buffer_index = jni->CallIntMethod(*j_media_codec_video_encoder_,
j_dequeue_input_buffer_method_);
CHECK_EXCEPTION(jni);
if (j_input_buffer_index == -1) {
// Video codec falls behind - no input buffer available.
- ALOGV("Encoder drop frame - no input buffers available");
+ ALOGD <<"Encoder drop frame - no input buffers available";
frames_dropped_++;
// Report dropped frame to quality_scaler_.
OnDroppedFrame();
- return WEBRTC_VIDEO_CODEC_OK; // TODO(fischman): see webrtc bug 2887.
+ return true; // TODO(fischman): see webrtc bug 2887.
}
if (j_input_buffer_index == -2) {
- ResetCodec();
- return WEBRTC_VIDEO_CODEC_ERROR;
+ return false;
}
ALOGV("Encoder frame in # %d. TS: %lld. Q: %d",
@@ -578,40 +637,26 @@ int32_t MediaCodecVideoEncoder::EncodeOnCodecThread(
CHECK_EXCEPTION(jni);
RTC_CHECK(yuv_buffer) << "Indirect buffer??";
RTC_CHECK(!libyuv::ConvertFromI420(
- input_frame.buffer(webrtc::kYPlane), input_frame.stride(webrtc::kYPlane),
- input_frame.buffer(webrtc::kUPlane), input_frame.stride(webrtc::kUPlane),
- input_frame.buffer(webrtc::kVPlane), input_frame.stride(webrtc::kVPlane),
+ frame.buffer(webrtc::kYPlane), frame.stride(webrtc::kYPlane),
+ frame.buffer(webrtc::kUPlane), frame.stride(webrtc::kUPlane),
+ frame.buffer(webrtc::kVPlane), frame.stride(webrtc::kVPlane),
yuv_buffer, width_, width_, height_, encoder_fourcc_))
<< "ConvertFromI420 failed";
- last_input_timestamp_ms_ = current_timestamp_us_ / 1000;
- frames_in_queue_++;
- // Save input image timestamps for later output
- timestamps_.push_back(input_frame.timestamp());
- render_times_ms_.push_back(input_frame.render_time_ms());
- frame_rtc_times_ms_.push_back(GetCurrentTimeMs());
- bool key_frame = frame_types->front() != webrtc::kDeltaFrame;
bool encode_status = jni->CallBooleanMethod(*j_media_codec_video_encoder_,
- j_encode_method_,
+ j_encode_buffer_method_,
key_frame,
j_input_buffer_index,
yuv_size_,
current_timestamp_us_);
CHECK_EXCEPTION(jni);
- current_timestamp_us_ += 1000000 / last_set_fps_;
-
- if (!encode_status || !DeliverPendingOutputs(jni)) {
- ResetCodec();
- return WEBRTC_VIDEO_CODEC_ERROR;
- }
-
- return WEBRTC_VIDEO_CODEC_OK;
+ return encode_status;
}
int32_t MediaCodecVideoEncoder::RegisterEncodeCompleteCallbackOnCodecThread(
webrtc::EncodedImageCallback* callback) {
- CheckOnCodecThread();
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
JNIEnv* jni = AttachCurrentThreadIfNeeded();
ScopedLocalRefFrame local_ref_frame(jni);
callback_ = callback;
@@ -619,10 +664,10 @@ int32_t MediaCodecVideoEncoder::RegisterEncodeCompleteCallbackOnCodecThread(
}
int32_t MediaCodecVideoEncoder::ReleaseOnCodecThread() {
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
if (!inited_) {
return WEBRTC_VIDEO_CODEC_OK;
}
- CheckOnCodecThread();
JNIEnv* jni = AttachCurrentThreadIfNeeded();
ALOGD << "EncoderReleaseOnCodecThread: Frames received: " <<
frames_received_ << ". Encoded: " << frames_encoded_ <<
@@ -641,7 +686,7 @@ int32_t MediaCodecVideoEncoder::ReleaseOnCodecThread() {
int32_t MediaCodecVideoEncoder::SetRatesOnCodecThread(uint32_t new_bit_rate,
uint32_t frame_rate) {
- CheckOnCodecThread();
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
if (last_set_bitrate_kbps_ == new_bit_rate &&
last_set_fps_ == frame_rate) {
return WEBRTC_VIDEO_CODEC_OK;
@@ -660,7 +705,7 @@ int32_t MediaCodecVideoEncoder::SetRatesOnCodecThread(uint32_t new_bit_rate,
last_set_fps_);
CHECK_EXCEPTION(jni);
if (!ret) {
- ResetCodec();
+ ResetCodecOnCodecThread();
return WEBRTC_VIDEO_CODEC_ERROR;
}
return WEBRTC_VIDEO_CODEC_OK;
@@ -692,6 +737,7 @@ jlong MediaCodecVideoEncoder::GetOutputBufferInfoPresentationTimestampUs(
}
bool MediaCodecVideoEncoder::DeliverPendingOutputs(JNIEnv* jni) {
+ RTC_DCHECK(codec_thread_checker_.CalledOnValidThread());
while (true) {
jobject j_output_buffer_info = jni->CallObjectMethod(
*j_media_codec_video_encoder_, j_dequeue_output_buffer_method_);
@@ -703,7 +749,7 @@ bool MediaCodecVideoEncoder::DeliverPendingOutputs(JNIEnv* jni) {
int output_buffer_index =
GetOutputBufferInfoIndex(jni, j_output_buffer_info);
if (output_buffer_index == -1) {
- ResetCodec();
+ ResetCodecOnCodecThread();
return false;
}
@@ -824,7 +870,7 @@ bool MediaCodecVideoEncoder::DeliverPendingOutputs(JNIEnv* jni) {
ALOGE << "Data:" << image->_buffer[0] << " " << image->_buffer[1]
<< " " << image->_buffer[2] << " " << image->_buffer[3]
<< " " << image->_buffer[4] << " " << image->_buffer[5];
- ResetCodec();
+ ResetCodecOnCodecThread();
return false;
}
scPositions[scPositionsLength] = payload_size;
@@ -847,7 +893,7 @@ bool MediaCodecVideoEncoder::DeliverPendingOutputs(JNIEnv* jni) {
output_buffer_index);
CHECK_EXCEPTION(jni);
if (!success) {
- ResetCodec();
+ ResetCodecOnCodecThread();
return false;
}

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