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decode: add a per-frame private data for hwaccel use

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This will be useful in the CUVID hwaccel. It should also eventually
replace current decoder-specific mechanisms used by various other
hwaccels.

Merges Libav commit 704311b2946d74a80f65906961cd9baaa18683a3.
This commit is contained in:
Anton Khirnov 2017-10-13 18:59:19 +02:00 committed by Timo Rothenpieler
parent 7fa64514c8
commit 81c021c6a2
2 changed files with 9 additions and 0 deletions
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3
libavcodec/decode.c
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@ -1581,6 +1581,9 @@ static void decode_data_free(void *opaque, uint8_t *data)
if (fdd->post_process_opaque_free)
fdd->post_process_opaque_free(fdd->post_process_opaque);
if (fdd->hwaccel_priv_free)
fdd->hwaccel_priv_free(fdd->hwaccel_priv);
av_freep(&fdd);
}

6
libavcodec/decode.h
View File

@ -44,6 +44,12 @@ typedef struct FrameDecodeData {
int (*post_process)(void *logctx, AVFrame *frame);
void *post_process_opaque;
void (*post_process_opaque_free)(void *opaque);
/**
* Per-frame private data for hwaccels.
*/
void *hwaccel_priv;
void (*hwaccel_priv_free)(void *priv);
} FrameDecodeData;
/**