ffplay: factorize code from video_thread() into configure_video_filters()

Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 75ea596de1)
This commit is contained in:
Stefano Sabatini 2011-02-01 18:28:09 +00:00 committed by Michael Niedermayer
parent 01b75fa931
commit 8904a0f1ee

View File

@ -1782,30 +1782,20 @@ static AVFilter input_filter =
{ .name = NULL }},
};
#endif /* CONFIG_AVFILTER */
static int video_thread(void *arg)
static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const char *vfilters)
{
VideoState *is = arg;
AVFrame *frame= avcodec_alloc_frame();
int64_t pts_int;
double pts;
int ret;
#if CONFIG_AVFILTER
int64_t pos;
char sws_flags_str[128];
int ret;
FFSinkContext ffsink_ctx = { .pix_fmt = PIX_FMT_YUV420P };
AVFilterContext *filt_src = NULL, *filt_out = NULL;
AVFilterGraph *graph = avfilter_graph_alloc();
snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
graph->scale_sws_opts = av_strdup(sws_flags_str);
if (avfilter_graph_create_filter(&filt_src, &input_filter, "src",
NULL, is, graph) < 0)
if ((ret = avfilter_graph_create_filter(&filt_src, &input_filter, "src",
NULL, is, graph)) < 0)
goto the_end;
if (avfilter_graph_create_filter(&filt_out, &ffsink, "out",
NULL, &ffsink_ctx, graph) < 0)
if ((ret = avfilter_graph_create_filter(&filt_out, &ffsink, "out",
NULL, &ffsink_ctx, graph)) < 0)
goto the_end;
if(vfilters) {
@ -1822,17 +1812,40 @@ static int video_thread(void *arg)
inputs->pad_idx = 0;
inputs->next = NULL;
if (avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL) < 0)
if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0)
goto the_end;
av_freep(&vfilters);
} else {
if(avfilter_link(filt_src, 0, filt_out, 0) < 0) goto the_end;
if ((ret = avfilter_link(filt_src, 0, filt_out, 0)) < 0)
goto the_end;
}
if (avfilter_graph_config(graph, NULL) < 0)
if ((ret = avfilter_graph_config(graph, NULL)) < 0)
goto the_end;
is->out_video_filter = filt_out;
the_end:
return ret;
}
#endif /* CONFIG_AVFILTER */
static int video_thread(void *arg)
{
VideoState *is = arg;
AVFrame *frame= avcodec_alloc_frame();
int64_t pts_int;
double pts;
int ret;
#if CONFIG_AVFILTER
AVFilterGraph *graph = avfilter_graph_alloc();
AVFilterContext *filt_out = NULL;
int64_t pos;
if ((ret = configure_video_filters(graph, is, vfilters)) < 0)
goto the_end;
filt_out = is->out_video_filter;
#endif
for(;;) {