avformat/isom: Remove outcommented function

There is another ff_mov_read_chan in mov_chan.c.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2021-02-10 15:42:10 +01:00
parent bb9167dbde
commit 20ff7b1f16
1 changed files with 0 additions and 39 deletions

View File

@ -418,45 +418,6 @@ static const MovChannelLayout mov_channel_layout[] = {
{ AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY, (137<<16) | 5}, // kCAFChannelLayoutTag_DVD_11
{ 0, 0},
};
#if 0
int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size)
{
AVCodecContext *codec= st->codec;
uint32_t layout_tag;
AVIOContext *pb = s->pb;
const MovChannelLayout *layouts = mov_channel_layout;
if (size < 12)
return AVERROR_INVALIDDATA;
layout_tag = avio_rb32(pb);
size -= 4;
if (layout_tag == 0) { // kCAFChannelLayoutTag_UseChannelDescriptions
// Channel descriptions not implemented
av_log_ask_for_sample(s, "Unimplemented container channel layout.\n");
avio_skip(pb, size);
return 0;
}
if (layout_tag == 0x10000) { // kCAFChannelLayoutTag_UseChannelBitmap
codec->channel_layout = avio_rb32(pb);
size -= 4;
avio_skip(pb, size);
return 0;
}
while (layouts->channel_layout) {
if (layout_tag == layouts->layout_tag) {
codec->channel_layout = layouts->channel_layout;
break;
}
layouts++;
}
if (!codec->channel_layout)
av_log(s, AV_LOG_WARNING, "Unknown container channel layout.\n");
avio_skip(pb, size);
return 0;
}
#endif
void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
{