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avcodec/hnm4video: Don't reimplement FFSWAP() 

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-09-14 18:09:09 +02:00
parent cc83f36b9d
commit dff4012ab7
1 changed files with 1 additions and 10 deletions
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11
libavcodec/hnm4video.c
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@ -387,15 +387,6 @@ static void hnm_update_palette(AVCodecContext *avctx, uint8_t *src,
}
}
static void hnm_flip_buffers(Hnm4VideoContext *hnm)
{
uint8_t *temp;
temp = hnm->current;
hnm->current = hnm->previous;
hnm->previous = temp;
}
static int hnm_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
@ -450,7 +441,7 @@ static int hnm_decode_frame(AVCodecContext *avctx, void *data,
frame->key_frame = 0;
memcpy(frame->data[1], hnm->palette, 256 * 4);
*got_frame = 1;
hnm_flip_buffers(hnm);
FFSWAP(uint8_t *, hnm->current, hnm->previous);
} else {
av_log(avctx, AV_LOG_ERROR, "invalid chunk id: %d\n", chunk_id);
return AVERROR_INVALIDDATA;