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lavc: initialize output AVFrame before decoding.

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Avoids memleaks with audio when extended_data is nontrivial and the user
doesn't reset the frame.
Shouldn't have any effect for video for now, but might be useful in the
future.
This commit is contained in:
Anton Khirnov 2012-10-23 08:22:23 +02:00
parent c68317ebbe
commit 1bc64c2814
1 changed files with 4 additions and 0 deletions
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4
libavcodec/utils.c
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@ -1305,6 +1305,8 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi
avctx->pkt = avpkt;
apply_param_change(avctx, avpkt);
avcodec_get_frame_defaults(picture);
if ((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size || (avctx->active_thread_type & FF_THREAD_FRAME)) {
if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME)
ret = ff_thread_decode_frame(avctx, picture, got_picture_ptr,
@ -1400,6 +1402,8 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
apply_param_change(avctx, avpkt);
avcodec_get_frame_defaults(frame);
if ((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size) {
ret = avctx->codec->decode(avctx, frame, got_frame_ptr, avpkt);
if (ret >= 0 && *got_frame_ptr) {