From 7e350379f87e7f74420b4813170fe808e2313911 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Wed, 28 Nov 2012 08:41:07 +0100
Subject: lavfi: switch to AVFrame.

Deprecate AVFilterBuffer/AVFilterBufferRef and everything related to it
and use AVFrame instead.
---
 libavfilter/af_asyncts.c | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

(limited to 'libavfilter/af_asyncts.c')

diff --git a/libavfilter/af_asyncts.c b/libavfilter/af_asyncts.c
index 40680c8559..2e651ffca7 100644
--- a/libavfilter/af_asyncts.c
+++ b/libavfilter/af_asyncts.c
@@ -158,14 +158,13 @@ static int request_frame(AVFilterLink *link)
             handle_trimming(ctx);
 
         if (nb_samples = get_delay(s)) {
-            AVFilterBufferRef *buf = ff_get_audio_buffer(link, AV_PERM_WRITE,
-                                                         nb_samples);
+            AVFrame *buf = ff_get_audio_buffer(link, nb_samples);
             if (!buf)
                 return AVERROR(ENOMEM);
             ret = avresample_convert(s->avr, buf->extended_data,
                                      buf->linesize[0], nb_samples, NULL, 0, 0);
             if (ret <= 0) {
-                avfilter_unref_bufferp(&buf);
+                av_frame_free(&buf);
                 return (ret < 0) ? ret : AVERROR_EOF;
             }
 
@@ -177,20 +176,20 @@ static int request_frame(AVFilterLink *link)
     return ret;
 }
 
-static int write_to_fifo(ASyncContext *s, AVFilterBufferRef *buf)
+static int write_to_fifo(ASyncContext *s, AVFrame *buf)
 {
     int ret = avresample_convert(s->avr, NULL, 0, 0, buf->extended_data,
-                                 buf->linesize[0], buf->audio->nb_samples);
-    avfilter_unref_buffer(buf);
+                                 buf->linesize[0], buf->nb_samples);
+    av_frame_free(&buf);
     return ret;
 }
 
-static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *buf)
+static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
 {
     AVFilterContext  *ctx = inlink->dst;
     ASyncContext       *s = ctx->priv;
     AVFilterLink *outlink = ctx->outputs[0];
-    int nb_channels = av_get_channel_layout_nb_channels(buf->audio->channel_layout);
+    int nb_channels = av_get_channel_layout_nb_channels(buf->channel_layout);
     int64_t pts = (buf->pts == AV_NOPTS_VALUE) ? buf->pts :
                   av_rescale_q(buf->pts, inlink->time_base, outlink->time_base);
     int out_size, ret;
@@ -229,8 +228,7 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *buf)
     }
 
     if (out_size > 0) {
-        AVFilterBufferRef *buf_out = ff_get_audio_buffer(outlink, AV_PERM_WRITE,
-                                                         out_size);
+        AVFrame *buf_out = ff_get_audio_buffer(outlink, out_size);
         if (!buf_out) {
             ret = AVERROR(ENOMEM);
             goto fail;
@@ -272,11 +270,11 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *buf)
 
     s->pts = pts - avresample_get_delay(s->avr);
     ret = avresample_convert(s->avr, NULL, 0, 0, buf->extended_data,
-                             buf->linesize[0], buf->audio->nb_samples);
+                             buf->linesize[0], buf->nb_samples);
 
     s->first_frame = 0;
 fail:
-    avfilter_unref_buffer(buf);
+    av_frame_free(&buf);
 
     return ret;
 }
-- 
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