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libeplayer3: optimizations (untested)

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martii
2014-04-15 17:12:22 +02:00
parent 62d526f799
commit b4ec2c34b9
7 changed files with 57 additions and 78 deletions
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11
libeplayer3/writer/pcm.cpp
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@@ -158,7 +158,7 @@ int WriterPCM::writePCM(int fd, int64_t Pts, uint8_t *data, unsigned int size)
for (pos = 0; pos < size;) {
//printf("PCM %s - Position=%d\n", __FUNCTION__, pos);
if ((size - pos) < SubFrameLen) {
if ((size - pos) < SubFrameLen) {
breakBufferFillSize = size - pos;
memcpy(breakBuffer, &data[pos], sizeof(uint8_t) * breakBufferFillSize);
//printf("PCM %s - Unplayed=%d\n", __FUNCTION__, breakBufferFillSize);
@@ -254,8 +254,10 @@ bool WriterPCM::Write(int fd, AVFormatContext *avfc, AVStream *stream, AVPacket
AVCodec *codec = avcodec_find_decoder(c->codec_id);
if (!codec || avcodec_open2(c, codec, NULL))
if (!codec || avcodec_open2(c, codec, NULL)) {
fprintf(stderr, "%s %d: avcodec_open2 failed\n", __func__, __LINE__);
return false;
}
}
while (packet_size > 0) {
@@ -326,11 +328,12 @@ bool WriterPCM::Write(int fd, AVFormatContext *avfc, AVStream *stream, AVPacket
}
// FIXME. PTS calculation is probably broken.
int64_t next_in_pts = av_rescale(av_frame_get_best_effort_timestamp(decoded_frame),
stream->time_base.num * (int64_t) out_sample_rate * c->sample_rate,
stream->time_base.num * out_sample_rate * c->sample_rate,
stream->time_base.den);
int64_t next_out_pts = av_rescale(swr_next_pts(swr, next_in_pts),
stream->time_base.den,
stream->time_base.num * (int64_t) out_sample_rate * c->sample_rate);
stream->time_base.num * out_sample_rate * c->sample_rate);
pts = calcPts(avfc, stream, next_out_pts);
out_samples = swr_convert(swr, &output, out_samples, (const uint8_t **) &decoded_frame->data[0], in_samples);