* Set timebase for the output link.
*/
+#include <inttypes.h>
+#include <stdio.h>
+
#include "libavutil/avstring.h"
#include "libavutil/eval.h"
+#include "libavutil/internal.h"
#include "libavutil/mathematics.h"
#include "libavutil/rational.h"
#include "avfilter.h"
return 0;
}
-static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref)
+static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *frame)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
if (av_cmp_q(inlink->time_base, outlink->time_base)) {
- int64_t orig_pts = picref->pts;
- picref->pts = av_rescale_q(picref->pts, inlink->time_base, outlink->time_base);
+ int64_t orig_pts = frame->pts;
+ frame->pts = av_rescale_q(frame->pts, inlink->time_base, outlink->time_base);
av_log(ctx, AV_LOG_DEBUG, "tb:%d/%d pts:%"PRId64" -> tb:%d/%d pts:%"PRId64"\n",
inlink ->time_base.num, inlink ->time_base.den, orig_pts,
- outlink->time_base.num, outlink->time_base.den, picref->pts);
+ outlink->time_base.num, outlink->time_base.den, frame->pts);
}
- inlink->cur_buf = NULL;
- ff_start_frame(outlink, picref);
+ return ff_filter_frame(outlink, frame);
}
+static const AVFilterPad avfilter_vf_settb_inputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .get_video_buffer = ff_null_get_video_buffer,
+ .filter_frame = filter_frame,
+ },
+ { NULL }
+};
+
+static const AVFilterPad avfilter_vf_settb_outputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .config_props = config_output_props,
+ },
+ { NULL }
+};
+
AVFilter avfilter_vf_settb = {
.name = "settb",
.description = NULL_IF_CONFIG_SMALL("Set timebase for the output link."),
.priv_size = sizeof(SetTBContext),
- .inputs = (const AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- .get_video_buffer = ff_null_get_video_buffer,
- .start_frame = start_frame,
- .end_frame = ff_null_end_frame },
- { .name = NULL }},
-
- .outputs = (const AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- .config_props = config_output_props, },
- { .name = NULL}},
+ .inputs = avfilter_vf_settb_inputs,
+
+ .outputs = avfilter_vf_settb_outputs,
};