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dvenc: initialize the profile only once, at init

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We do not allow the frame parameters to change during encoding, so there
is no need to do this for each frame.
This commit is contained in:
Anton Khirnov 2014-06-18 10:39:13 +02:00
parent 452860d7e0
commit 778111592b
1 changed files with 10 additions and 4 deletions
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14
libavcodec/dvenc.c
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@ -35,13 +35,22 @@
static av_cold int dvvideo_encode_init(AVCodecContext *avctx)
{
if (!avpriv_dv_codec_profile(avctx)) {
DVVideoContext *s = avctx->priv_data;
int ret;
s->sys = avpriv_dv_codec_profile(avctx);
if (!s->sys) {
av_log(avctx, AV_LOG_ERROR, "Found no DV profile for %ix%i %s video. "
"Valid DV profiles are:\n",
avctx->width, avctx->height, av_get_pix_fmt_name(avctx->pix_fmt));
ff_dv_print_profiles(avctx, AV_LOG_ERROR);
return AVERROR(EINVAL);
}
ret = ff_dv_init_dynamic_tables(s->sys);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing work tables.\n");
return ret;
}
avctx->coded_frame = av_frame_alloc();
if (!avctx->coded_frame)
@ -660,9 +669,6 @@ static int dvvideo_encode_frame(AVCodecContext *c, AVPacket *pkt,
DVVideoContext *s = c->priv_data;
int ret;
s->sys = avpriv_dv_codec_profile(c);
if (!s->sys || ff_dv_init_dynamic_tables(s->sys))
return -1;
if ((ret = ff_alloc_packet(pkt, s->sys->frame_size)) < 0) {
av_log(c, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;