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Use the correct chroma values for the data[] array used in

draw_slice().

The chroma values to use are supposed to be those of the input format,
not that of the output format, the latter case was causing crashes and
chroma issues.

Originally committed as revision 20660 to svn://svn.ffmpeg.org/ffmpeg/trunk
tags/v0.6
Stefano Sabatini 15 years ago
parent
commit
b37aa4de2d
1 changed files with 2 additions and 2 deletions
  1. +2
    -2
      libavfilter/vf_scale.c

+ 2
- 2
libavfilter/vf_scale.c View File

@@ -115,8 +115,6 @@ static int config_props(AVFilterLink *outlink)
av_log(ctx, AV_LOG_INFO, "w:%d h:%d fmt:%s\n",
outlink->w, outlink->h, avcodec_get_pix_fmt_name(outlink->format));

avcodec_get_chroma_sub_sample(outlink->format, &scale->hsub, &scale->vsub);

scale->input_is_pal = inlink->format == PIX_FMT_PAL8 ||
inlink->format == PIX_FMT_BGR4_BYTE ||
inlink->format == PIX_FMT_RGB4_BYTE ||
@@ -132,6 +130,8 @@ static void start_frame(AVFilterLink *link, AVFilterPicRef *picref)
AVFilterLink *outlink = link->dst->outputs[0];
AVFilterPicRef *outpicref;

avcodec_get_chroma_sub_sample(link->format, &scale->hsub, &scale->vsub);

outpicref = avfilter_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h);
outpicref->pts = picref->pts;
outlink->outpic = outpicref;


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