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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00

lavfi/ass: switch to filter_frame.

This commit is contained in:
Clément Bœsch 2012-11-29 02:34:09 +01:00
parent 9178235ffb
commit 031d644878

View File

@ -157,8 +157,6 @@ static int config_input(AVFilterLink *inlink)
return 0;
}
static int null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir) { return 0; }
/* libass stores an RGBA color in the format RRGGBBTT, where TT is the transparency level */
#define AR(c) ( (c)>>24)
#define AG(c) (((c)>>16)&0xFF)
@ -180,12 +178,11 @@ static void overlay_ass_image(AssContext *ass, AVFilterBufferRef *picref,
}
}
static int end_frame(AVFilterLink *inlink)
static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *picref)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
AssContext *ass = ctx->priv;
AVFilterBufferRef *picref = inlink->cur_buf;
int detect_change = 0;
double time_ms = picref->pts * av_q2d(inlink->time_base) * 1000;
ASS_Image *image = ass_render_frame(ass->renderer, ass->track,
@ -196,20 +193,16 @@ static int end_frame(AVFilterLink *inlink)
overlay_ass_image(ass, picref, image);
ff_draw_slice(outlink, 0, picref->video->h, 1);
return ff_end_frame(outlink);
return ff_filter_frame(outlink, picref);
}
static const AVFilterPad ass_inputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = ff_null_get_video_buffer,
.start_frame = ff_null_start_frame,
.draw_slice = null_draw_slice,
.end_frame = end_frame,
.filter_frame = filter_frame,
.config_props = config_input,
.min_perms = AV_PERM_WRITE | AV_PERM_READ,
.min_perms = AV_PERM_READ | AV_PERM_WRITE,
},
{ NULL }
};