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avcodec/dvdsubdec: extract every subtitle in a different file (debug).

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Even thought a generic solution would be more relevant, this is
currently helpful while debugging.
This commit is contained in:
Clément Bœsch 2013-09-29 22:11:13 +02:00
parent 41fd6f0796
commit 71e0ae22ac
1 changed files with 9 additions and 1 deletions
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10
libavcodec/dvdsubdec.c
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@ -35,6 +35,9 @@ typedef struct DVDSubContext
int has_palette;
uint8_t colormap[4];
uint8_t alpha[256];
#ifdef DEBUG
int sub_id;
#endif
} DVDSubContext;
static void yuv_a_to_rgba(const uint8_t *ycbcr, const uint8_t *alpha, uint32_t *rgba, int num_values)
@ -504,11 +507,16 @@ static int dvdsub_decode(AVCodecContext *avctx,
goto no_subtitle;
#if defined(DEBUG)
{
char ppm_name[32];
snprintf(ppm_name, sizeof(ppm_name), "/tmp/%05d.ppm", ctx->sub_id++);
av_dlog(NULL, "start=%d ms end =%d ms\n",
sub->start_display_time,
sub->end_display_time);
ppm_save("/tmp/a.ppm", sub->rects[0]->pict.data[0],
ppm_save(ppm_name, sub->rects[0]->pict.data[0],
sub->rects[0]->w, sub->rects[0]->h, sub->rects[0]->pict.data[1]);
}
#endif
*data_size = 1;