[FFmpeg-devel] [PATCH 015/244] adxdec: convert to new channel layout API

Anton Khirnov anton at khirnov.net
Fri Dec 6 12:17:09 EET 2019


From: Vittorio Giovara <vittorio.giovara at gmail.com>

Signed-off-by: Vittorio Giovara <vittorio.giovara at gmail.com>
Signed-off-by: Anton Khirnov <anton at khirnov.net>
---
 libavformat/adxdec.c | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/libavformat/adxdec.c b/libavformat/adxdec.c
index 1038a0d67e..5bbd6a901f 100644
--- a/libavformat/adxdec.c
+++ b/libavformat/adxdec.c
@@ -53,12 +53,12 @@ static int adx_read_packet(AVFormatContext *s, AVPacket *pkt)
     AVCodecParameters *par = s->streams[0]->codecpar;
     int ret, size;
 
-    if (par->channels <= 0) {
-        av_log(s, AV_LOG_ERROR, "invalid number of channels %d\n", par->channels);
+    if (par->ch_layout.nb_channels <= 0) {
+        av_log(s, AV_LOG_ERROR, "invalid number of channels %d\n", par->ch_layout.nb_channels);
         return AVERROR_INVALIDDATA;
     }
 
-    size = BLOCK_SIZE * par->channels;
+    size = BLOCK_SIZE * par->ch_layout.nb_channels;
 
     pkt->pos = avio_tell(s->pb);
     pkt->stream_index = 0;
@@ -83,6 +83,7 @@ static int adx_read_header(AVFormatContext *s)
 {
     ADXDemuxerContext *c = s->priv_data;
     AVCodecParameters *par;
+    int channels;
 
     AVStream *st = avformat_new_stream(s, NULL);
     if (!st)
@@ -101,11 +102,13 @@ static int adx_read_header(AVFormatContext *s)
         av_log(s, AV_LOG_ERROR, "Invalid extradata size.\n");
         return AVERROR_INVALIDDATA;
     }
-    par->channels    = AV_RB8 (par->extradata + 7);
+    channels = AV_RB8 (par->extradata + 7);
+    par->ch_layout.order = AV_CHANNEL_ORDER_UNSPEC;
+    par->ch_layout.nb_channels = channels;
     par->sample_rate = AV_RB32(par->extradata + 8);
 
-    if (par->channels <= 0) {
-        av_log(s, AV_LOG_ERROR, "invalid number of channels %d\n", par->channels);
+    if (channels <= 0) {
+        av_log(s, AV_LOG_ERROR, "invalid number of channels %d\n", channels);
         return AVERROR_INVALIDDATA;
     }
 
@@ -116,7 +119,7 @@ static int adx_read_header(AVFormatContext *s)
 
     par->codec_type  = AVMEDIA_TYPE_AUDIO;
     par->codec_id    = s->iformat->raw_codec_id;
-    par->bit_rate    = (int64_t)par->sample_rate * par->channels * BLOCK_SIZE * 8LL / BLOCK_SAMPLES;
+    par->bit_rate    = (int64_t)par->sample_rate * par->ch_layout.nb_channels * BLOCK_SIZE * 8LL / BLOCK_SAMPLES;
 
     avpriv_set_pts_info(st, 64, BLOCK_SAMPLES, par->sample_rate);
 
-- 
2.24.0



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