---
libavfilter/af_resample.c | 59 ++++++++++++++++++++++-----------------------
1 file changed, 29 insertions(+), 30 deletions(-)
diff --git a/libavfilter/af_resample.c b/libavfilter/af_resample.c
index 10d16d0..a43b39b 100644
--- a/libavfilter/af_resample.c
+++ b/libavfilter/af_resample.c
@@ -140,7 +140,7 @@ static int request_frame(AVFilterLink *outlink)
/* flush the lavr delay buffer */
if (ret == AVERROR_EOF && s->avr) {
- AVFilterBufferRef *buf;
+ AVFrame *frame;
int nb_samples = av_rescale_rnd(avresample_get_delay(s->avr),
outlink->sample_rate,
ctx->inputs[0]->sample_rate,
@@ -149,25 +149,25 @@ static int request_frame(AVFilterLink *outlink)
if (!nb_samples)
return ret;
- buf = ff_get_audio_buffer(outlink, nb_samples);
- if (!buf)
+ frame = ff_get_audio_buffer(outlink, nb_samples);
+ if (!frame)
return AVERROR(ENOMEM);
- ret = avresample_convert(s->avr, buf->extended_data,
- buf->linesize[0], nb_samples,
+ ret = avresample_convert(s->avr, frame->extended_data,
+ frame->linesize[0], nb_samples,
NULL, 0, 0);
if (ret <= 0) {
- avfilter_unref_buffer(buf);
+ av_frame_free(&frame);
return (ret == 0) ? AVERROR_EOF : ret;
}
- buf->pts = s->next_pts;
- return ff_filter_frame(outlink, buf);
+ frame->pts = s->next_pts;
+ return ff_filter_frame(outlink, frame);
}
return ret;
}
-static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *buf)
+static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{
AVFilterContext *ctx = inlink->dst;
ResampleContext *s = ctx->priv;
@@ -175,27 +175,27 @@ static int filter_frame(AVFilterLink *inlink,
AVFilterBufferRef *buf)
int ret;
if (s->avr) {
- AVFilterBufferRef *buf_out;
+ AVFrame *out;
int delay, nb_samples;
/* maximum possible samples lavr can output */
delay = avresample_get_delay(s->avr);
- nb_samples = av_rescale_rnd(buf->audio->nb_samples + delay,
+ nb_samples = av_rescale_rnd(in->nb_samples + delay,
outlink->sample_rate, inlink->sample_rate,
AV_ROUND_UP);
- buf_out = ff_get_audio_buffer(outlink, nb_samples);
- if (!buf_out) {
+ out= ff_get_audio_buffer(outlink, nb_samples);
+ if (!out) {
ret = AVERROR(ENOMEM);
goto fail;
}
- ret = avresample_convert(s->avr, buf_out->extended_data,
- buf_out->linesize[0], nb_samples,
- buf->extended_data, buf->linesize[0],
- buf->audio->nb_samples);
+ ret = avresample_convert(s->avr, out->extended_data,
+ out->linesize[0], nb_samples,
+ in->extended_data, in->linesize[0],
+ in->nb_samples);
if (ret <= 0) {
- avfilter_unref_buffer(buf_out);
+ av_frame_free(&out);
if (ret < 0)
goto fail;
}
@@ -203,36 +203,36 @@ static int filter_frame(AVFilterLink *inlink,
AVFilterBufferRef *buf)
av_assert0(!avresample_available(s->avr));
if (s->next_pts == AV_NOPTS_VALUE) {
- if (buf->pts == AV_NOPTS_VALUE) {
+ if (in->pts == AV_NOPTS_VALUE) {
av_log(ctx, AV_LOG_WARNING, "First timestamp is missing, "
"assuming 0.\n");
s->next_pts = 0;
} else
- s->next_pts = av_rescale_q(buf->pts, inlink->time_base,
+ s->next_pts = av_rescale_q(in->pts, inlink->time_base,
outlink->time_base);
}
if (ret > 0) {
- buf_out->audio->nb_samples = ret;
- if (buf->pts != AV_NOPTS_VALUE) {
- buf_out->pts = av_rescale_q(buf->pts, inlink->time_base,
+ out->nb_samples = ret;
+ if (in->pts != AV_NOPTS_VALUE) {
+ out->pts = av_rescale_q(in->pts, inlink->time_base,
outlink->time_base) -
av_rescale(delay, outlink->sample_rate,
inlink->sample_rate);
} else
- buf_out->pts = s->next_pts;
+ out->pts = s->next_pts;
- s->next_pts = buf_out->pts + buf_out->audio->nb_samples;
+ s->next_pts = out->pts + out->nb_samples;
- ret = ff_filter_frame(outlink, buf_out);
+ ret = ff_filter_frame(outlink, out);
s->got_output = 1;
}
fail:
- avfilter_unref_buffer(buf);
+ av_frame_free(&in);
} else {
- buf->format = outlink->format;
- ret = ff_filter_frame(outlink, buf);
+ in->format = outlink->format;
+ ret = ff_filter_frame(outlink, in);
s->got_output = 1;
}
@@ -244,7 +244,6 @@ static const AVFilterPad avfilter_af_resample_inputs[] = {
.name = "default",
.type = AVMEDIA_TYPE_AUDIO,
.filter_frame = filter_frame,
- .min_perms = AV_PERM_READ
},
{ NULL }
};
--
1.7.10.4
_______________________________________________
libav-devel mailing list
[email protected]
https://lists.libav.org/mailman/listinfo/libav-devel
