zqz/platform-external-webrtc
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Always on statistics for AndroidMediaEncoder.

Browse Source 
Earlier, no statistics were reported if no frames were being delivered
for encoding. This makes statics always be reported regardless of if
there are frames being delivered to the encoder.

Review-Url: https://codereview.webrtc.org/2051403002
Cr-Commit-Position: refs/heads/master@{#13122}
This commit is contained in:
sakal
2016-06-14 01:53:39 -07:00
committed by Commit bot
parent 81d99b3049
commit 1fc4810006
2 changed files with 20 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

33
webrtc/api/java/jni/androidmediaencoder_jni.cc
View File

@ -226,7 +226,6 @@ class MediaCodecVideoEncoder : public webrtc::VideoEncoder,
int current_encoding_time_ms_; // Overall encoding time in the current second
int64_t last_input_timestamp_ms_; // Timestamp of last received yuv frame.
int64_t last_output_timestamp_ms_; // Timestamp of last encoded frame.
bool output_delivery_loop_running_; // Is the onMessage loop running
struct InputFrameInfo {
InputFrameInfo(int64_t encode_start_time,
@ -307,7 +306,6 @@ MediaCodecVideoEncoder::MediaCodecVideoEncoder(
inited_(false),
use_surface_(false),
picture_id_(0),
output_delivery_loop_running_(false),
egl_context_(egl_context) {
ScopedLocalRefFrame local_ref_frame(jni);
// It would be nice to avoid spinning up a new thread per MediaCodec, and
@ -472,12 +470,16 @@ void MediaCodecVideoEncoder::OnMessage(rtc::Message* msg) {
// about it and let the next app-called API method reveal the borkedness.
DeliverPendingOutputs(jni);
// If there aren't more frames to deliver, we can stop the loop
if (!input_frame_infos_.empty()) {
codec_thread_->PostDelayed(RTC_FROM_HERE, kMediaCodecPollMs, this);
// If there aren't more frames to deliver, we can start polling at lower rate.
if (input_frame_infos_.empty()) {
codec_thread_->PostDelayed(RTC_FROM_HERE, kMediaCodecPollNoFramesMs, this);
} else {
output_delivery_loop_running_ = false;
codec_thread_->PostDelayed(RTC_FROM_HERE, kMediaCodecPollMs, this);
}
// Call log statistics here so it's called even if no frames are being
// delivered.
LogStatistics(false);
}
bool MediaCodecVideoEncoder::ResetCodecOnCodecThread() {
@ -737,10 +739,8 @@ int32_t MediaCodecVideoEncoder::EncodeOnCodecThread(
current_timestamp_us_ += rtc::kNumMicrosecsPerSec / last_set_fps_;
if (!output_delivery_loop_running_) {
output_delivery_loop_running_ = true;
codec_thread_->PostDelayed(RTC_FROM_HERE, kMediaCodecPollMs, this);
}
codec_thread_->Clear(this);
codec_thread_->PostDelayed(RTC_FROM_HERE, kMediaCodecPollMs, this);
if (!DeliverPendingOutputs(jni)) {
ALOGE << "Failed deliver pending outputs.";
@ -859,7 +859,6 @@ int32_t MediaCodecVideoEncoder::ReleaseOnCodecThread() {
rtc::MessageQueueManager::Clear(this);
inited_ = false;
use_surface_ = false;
output_delivery_loop_running_ = false;
ALOGD << "EncoderReleaseOnCodecThread done.";
return WEBRTC_VIDEO_CODEC_OK;
}
@ -923,6 +922,7 @@ 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_);
@ -1118,8 +1118,11 @@ bool MediaCodecVideoEncoder::DeliverPendingOutputs(JNIEnv* jni) {
void MediaCodecVideoEncoder::LogStatistics(bool force_log) {
int statistic_time_ms = rtc::TimeMillis() - stat_start_time_ms_;
if ((statistic_time_ms >= kMediaCodecStatisticsIntervalMs || force_log) &&
current_frames_ > 0 && statistic_time_ms > 0) {
if ((statistic_time_ms >= kMediaCodecStatisticsIntervalMs || force_log)
&& statistic_time_ms > 0) {
// Prevent division by zero.
int current_frames_divider = current_frames_ != 0 ? current_frames_ : 1;
int current_bitrate = current_bytes_ * 8 / statistic_time_ms;
int current_fps =
(current_frames_ * 1000 + statistic_time_ms / 2) / statistic_time_ms;
@ -1127,8 +1130,8 @@ void MediaCodecVideoEncoder::LogStatistics(bool force_log) {
". Bitrate: " << current_bitrate <<
", target: " << last_set_bitrate_kbps_ << " kbps" <<
", fps: " << current_fps <<
", encTime: " << (current_encoding_time_ms_ / current_frames_) <<
". QP: " << (current_acc_qp_ / current_frames_) <<
", encTime: " << (current_encoding_time_ms_ / current_frames_divider) <<
". QP: " << (current_acc_qp_ / current_frames_divider) <<
" for last " << statistic_time_ms << " ms.";
stat_start_time_ms_ = rtc::TimeMillis();
current_frames_ = 0;