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avcodec: Add a min size parameter to ff_alloc_packet2()

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This parameter can be used to inform the allocation code about how much
downsizing might occur, and can be used to optimize how to allocate the
packet

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2015-07-27 19:36:16 +02:00
parent 59216e0525
commit e36db49b7b
89 changed files with 96 additions and 92 deletions
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2
libavcodec/libvpxenc.c
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@@ -687,7 +687,7 @@ static inline void cx_pktcpy(struct FrameListData *dst,
static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
AVPacket *pkt)
{
int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz);
int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
uint8_t *side_data;
if (ret >= 0) {
memcpy(pkt->data, cx_frame->buf, pkt->size);