virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-28 20:53:54 +02:00
Code Issues Releases Activity

avcodec/avcodec: Decrease the amount of time while holding the lock

Browse Source 
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2022-02-11 20:16:47 +01:00
parent 1e93f42743
commit 23b17f96f7
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
libavcodec/avcodec.c
View File

@ -169,8 +169,6 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
if (avctx->extradata_size < 0 || avctx->extradata_size >= FF_MAX_EXTRADATA_SIZE)
return AVERROR(EINVAL);
lock_avcodec(codec);
avci = av_mallocz(sizeof(*avci));
if (!avci) {
ret = AVERROR(ENOMEM);
@ -301,16 +299,17 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
av_log(avctx, AV_LOG_WARNING, "Warning: not compiled with thread support, using thread emulation\n");
if (CONFIG_FRAME_THREAD_ENCODER && av_codec_is_encoder(avctx->codec)) {
unlock_avcodec(codec); //we will instantiate a few encoders thus kick the counter to prevent false detection of a problem
ret = ff_frame_thread_encoder_init(avctx);
lock_avcodec(codec);
if (ret < 0)
goto free_and_end;
}
if (HAVE_THREADS
&& !(avci->frame_thread_encoder && (avctx->active_thread_type&FF_THREAD_FRAME))) {
/* Frame-threaded decoders call AVCodec.init for their child contexts. */
lock_avcodec(codec);
ret = ff_thread_init(avctx);
unlock_avcodec(codec);
if (ret < 0) {
goto free_and_end;
}
@ -321,7 +320,9 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
if (!(avctx->active_thread_type & FF_THREAD_FRAME) ||
avci->frame_thread_encoder) {
if (avctx->codec->init) {
lock_avcodec(codec);
ret = avctx->codec->init(avctx);
unlock_avcodec(codec);
if (ret < 0) {
avci->needs_close = avctx->codec->caps_internal & FF_CODEC_CAP_INIT_CLEANUP;
goto free_and_end;
@ -369,7 +370,6 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
av_assert0(*(const AVClass **)avctx->priv_data == codec->priv_class);
end:
unlock_avcodec(codec);
return ret;
free_and_end: