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avcodec/libx264: Simplify copying packet data

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x264.h: "the payloads of all output NALs are guaranteed to be
sequential in memory." Therefore we can omit the loop.

Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-11-07 15:18:41 +01:00
parent 19ed9236db
commit b59138b681
1 changed files with 4 additions and 5 deletions
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9
libavcodec/libx264.c
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@ -139,7 +139,6 @@ static int encode_nals(AVCodecContext *ctx, AVPacket *pkt,
X264Context *x4 = ctx->priv_data;
uint8_t *p;
uint64_t size = x4->sei_size;
int i;
int ret;
if (!nnal)
@ -165,14 +164,14 @@ static int encode_nals(AVCodecContext *ctx, AVPacket *pkt,
if (x4->sei_size > 0) {
memcpy(p, x4->sei, x4->sei_size);
p += x4->sei_size;
size -= x4->sei_size;
x4->sei_size = 0;
av_freep(&x4->sei);
}
for (i = 0; i < nnal; i++){
memcpy(p, nals[i].p_payload, nals[i].i_payload);
p += nals[i].i_payload;
}
/* x264 guarantees the payloads of the NALs
* to be sequential in memory. */
memcpy(p, nals[0].p_payload, size);
return 1;
}