1. ffmpeg
  2. Commit a7d070acb55c3ebbdd5e93e3366f32865732b8a3
Browse code

vf_fieldorder: avoid using AV_PIX_FMT_NB

That hardcodes the number of pixel formats into lavfi and will break
when a shared lavu is updated, adding new pixel formats.

Anton Khirnov authored on 2014/05/24 18:15:15
Showing 1 changed files
libavfilter/vf_fieldorder.c
History View file @ a7d070a
... ... 
@@ -50,9 +50,10 @@ static int query_formats(AVFilterContext *ctx)
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     /** accept any input pixel format that is not hardware accelerated, not
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      *  a bitstream format, and does not have vertically sub-sampled chroma */
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     if (ctx->inputs[0]) {
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+        const AVPixFmtDescriptor *desc = NULL;
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         formats = NULL;
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-        for (pix_fmt = 0; pix_fmt < AV_PIX_FMT_NB; pix_fmt++) {
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-            const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
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+        while ((desc = av_pix_fmt_desc_next(desc))) {
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+            pix_fmt = av_pix_fmt_desc_get_id(desc);
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             if (!(desc->flags & AV_PIX_FMT_FLAG_HWACCEL ||
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                   desc->flags & AV_PIX_FMT_FLAG_BITSTREAM) &&
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                 desc->nb_components && !desc->log2_chroma_h &&