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lavfi/hflip: copy palette data in start_frame()

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Fix trac ticket #1116.
This commit is contained in:
Stefano Sabatini 2012-04-07 09:57:07 +02:00
parent b0b7a89b07
commit ad12e9e8c0
2 changed files with 17 additions and 1 deletions
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16
libavfilter/vf_hflip.c
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@ -80,6 +80,21 @@ static int config_props(AVFilterLink *inlink)
return 0;
}
static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref)
{
AVFilterLink *outlink = inlink->dst->outputs[0];
outlink->out_buf =
avfilter_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h);
avfilter_copy_buffer_ref_props(outlink->out_buf, picref);
/* copy palette if required */
if (av_pix_fmt_descriptors[inlink->format].flags & PIX_FMT_PAL)
memcpy(inlink->dst->outputs[0]->out_buf->data[1], picref->data[1], AVPALETTE_SIZE);
avfilter_start_frame(outlink, avfilter_ref_buffer(outlink->out_buf, ~0));
}
static void draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
{
FlipContext *flip = inlink->dst->priv;
@ -152,6 +167,7 @@ AVFilter avfilter_vf_hflip = {
.inputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.start_frame = start_frame,
.draw_slice = draw_slice,
.config_props = config_props,
.min_perms = AV_PERM_READ, },

2
tests/ref/lavfi/pixfmts_hflip
View File

@ -15,7 +15,7 @@ bgra 01ca21e7e6a8d1281b4553bde8e8a404
gray 03efcb4ab52a24c0af0e03cfd26c9377
gray16be 632535b46edec78a6534ef18d37f2b71
gray16le 5c24e6f847bf9a41a40760c0d15df161
pal8 6c1545bb295e9289add1760851a3d9c9
pal8 0fda4178d2613bb90484770b31e1891d
rgb24 754f1722fc738590cc407ac65749bfe8
rgb444be d18c1c99abe11dd8347ce8cbc9676bb5
rgb444le 889fff491a853a114b1a8d07fca2c6f2