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prores: add missing feature warning for alpha

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This commit is contained in:
Janne Grunau 2011-10-14 12:18:23 +02:00
parent 7ad06beb2c
commit 19ec283f49
1 changed files with 5 additions and 0 deletions
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5
libavcodec/proresdec.c
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@ -71,6 +71,7 @@ typedef struct {
int slice_height_factor; int slice_height_factor;
int num_x_mbs; int num_x_mbs;
int num_y_mbs; int num_y_mbs;
int alpha_info;
} ProresContext; } ProresContext;
@ -189,6 +190,10 @@ static int decode_frame_header(ProresContext *ctx, const uint8_t *buf,
ctx->picture.top_field_first = ctx->frame_type & 1; ctx->picture.top_field_first = ctx->frame_type & 1;
} }
ctx->alpha_info = buf[17] & 0xf;
if (ctx->alpha_info)
av_log_missing_feature(avctx, "alpha channel", 0);
ctx->qmat_changed = 0; ctx->qmat_changed = 0;
ptr = buf + 20; ptr = buf + 20;
flags = buf[19]; flags = buf[19];