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Lavc: use 422 as a fallback

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This commit is contained in:
Martin Pulec
2013-04-24 14:33:00 +02:00
parent 73fe59fbad
commit 5cb53e0979
1 changed files with 11 additions and 1 deletions
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12
src/video_compress/libavcodec.c
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@@ -96,7 +96,7 @@ static codec_params_t codec_params[] = {
AV_CODEC_ID_VP8,
0.6,
setparam_vp8
}
},
};
struct libav_video_compress {
@@ -310,6 +310,7 @@ static bool configure_with(struct libav_video_compress *s, struct video_desc des
enum AVPixelFormat requested_pix_fmts[100];
int total_pix_fmts = 0;
bool f422_ok = false;
/* either user has explicitly requested subsampling
* or for interlaced format is better to have 422 */
if(s->requested_subsampling == 422 ||
@@ -318,9 +319,18 @@ static bool configure_with(struct libav_video_compress *s, struct video_desc des
memcpy(requested_pix_fmts + total_pix_fmts,
fmts422, sizeof(fmts422));
total_pix_fmts += sizeof(fmts422) / sizeof(enum AVPixelFormat);
f422_ok = true;
}
memcpy(requested_pix_fmts + total_pix_fmts, fmts420, sizeof(fmts420));
total_pix_fmts += sizeof(fmts420) / sizeof(enum AVPixelFormat);
// we still use 422 as a fallback
if(!f422_ok) {
memcpy(requested_pix_fmts + total_pix_fmts,
fmts422, sizeof(fmts422));
total_pix_fmts += sizeof(fmts422) / sizeof(enum AVPixelFormat);
f422_ok = true;
}
requested_pix_fmts[total_pix_fmts++] = AV_PIX_FMT_NONE;
pix_fmt = get_best_pix_fmt(requested_pix_fmts, s->codec->pix_fmts);