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Merge commit '6d86cef06ba36c0ed591e14a2382e9630059fc5d'

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* commit '6d86cef06ba36c0ed591e14a2382e9630059fc5d':
  lavfi: Add support for increasing hardware frame pool sizes

Merged-by: Mark Thompson <sw@jkqxz.net>
This commit is contained in:
Mark Thompson
2018-02-12 22:28:12 +00:00
parent 9471122a1b 6d86cef06b
commit bcab11a1a2
5 changed files with 60 additions and 2 deletions
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16
libavfilter/internal.h
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@@ -411,4 +411,20 @@ static inline int ff_norm_qscale(int qscale, int type)
*/
int ff_filter_get_nb_threads(AVFilterContext *ctx);
/**
* Perform any additional setup required for hardware frames.
*
* link->hw_frames_ctx must be set before calling this function.
* Inside link->hw_frames_ctx, the fields format, sw_format, width and
* height must be set. If dynamically allocated pools are not supported,
* then initial_pool_size must also be set, to the minimum hardware frame
* pool size necessary for the filter to work (taking into account any
* frames which need to stored for use in operations as appropriate). If
* default_pool_size is nonzero, then it will be used as the pool size if
* no other modification takes place (this can be used to preserve
* compatibility).
*/
int ff_filter_init_hw_frames(AVFilterContext *avctx, AVFilterLink *link,
int default_pool_size);
#endif /* AVFILTER_INTERNAL_H */