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genh: convert to new channel layout API

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Signed-off-by: James Almer <jamrial@gmail.com>
release/5.1
Anton Khirnov 6 years ago committed by James Almer
parent 2f18760840
commit 52023821b9
1 changed files with 19 additions and 18 deletions
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  1. 37
      libavformat/genh.c

37
libavformat/genh.c
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@ -55,18 +55,18 @@ static int genh_read_header(AVFormatContext *s)
return AVERROR(ENOMEM);
st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
st->codecpar->channels = avio_rl32(s->pb);
if (st->codecpar->channels <= 0 || st->codecpar->channels > FF_SANE_NB_CHANNELS)
st->codecpar->ch_layout.nb_channels = avio_rl32(s->pb);
if (st->codecpar->ch_layout.nb_channels <= 0)
return AVERROR_INVALIDDATA;
if (st->codecpar->channels == 1)
st->codecpar->channel_layout = AV_CH_LAYOUT_MONO;
else if (st->codecpar->channels == 2)
st->codecpar->channel_layout = AV_CH_LAYOUT_STEREO;
if (st->codecpar->ch_layout.nb_channels == 1)
st->codecpar->ch_layout = (AVChannelLayout)AV_CHANNEL_LAYOUT_MONO;
else if (st->codecpar->ch_layout.nb_channels == 2)
st->codecpar->ch_layout = (AVChannelLayout)AV_CHANNEL_LAYOUT_STEREO;
align =
c->interleave_size = avio_rl32(s->pb);
if (align < 0 || align > INT_MAX / st->codecpar->channels)
if (align < 0 || align > INT_MAX / st->codecpar->ch_layout.nb_channels)
return AVERROR_INVALIDDATA;
st->codecpar->block_align = align * st->codecpar->channels;
st->codecpar->block_align = align * st->codecpar->ch_layout.nb_channels;
st->codecpar->sample_rate = avio_rl32(s->pb);
avio_skip(s->pb, 4);
st->duration = avio_rl32(s->pb);
@ -76,7 +76,7 @@ static int genh_read_header(AVFormatContext *s)
case 0: st->codecpar->codec_id = AV_CODEC_ID_ADPCM_PSX; break;
case 1:
case 11: st->codecpar->bits_per_coded_sample = 4;
st->codecpar->block_align = 36 * st->codecpar->channels;
st->codecpar->block_align = 36 * st->codecpar->ch_layout.nb_channels;
st->codecpar->codec_id = AV_CODEC_ID_ADPCM_IMA_WAV; break;
case 2: st->codecpar->codec_id = AV_CODEC_ID_ADPCM_DTK; break;
case 3: st->codecpar->codec_id = st->codecpar->block_align > 0 ?
@ -122,13 +122,13 @@ static int genh_read_header(AVFormatContext *s)
coef_splitted[1] = avio_rl32(s->pb);
if (st->codecpar->codec_id == AV_CODEC_ID_ADPCM_THP) {
if (st->codecpar->channels > 2) {
avpriv_request_sample(s, "channels %d>2", st->codecpar->channels);
if (st->codecpar->ch_layout.nb_channels > 2) {
avpriv_request_sample(s, "channels %d>2", st->codecpar->ch_layout.nb_channels);
return AVERROR_PATCHWELCOME;
}
ff_alloc_extradata(st->codecpar, 32 * st->codecpar->channels);
for (ch = 0; ch < st->codecpar->channels; ch++) {
ff_alloc_extradata(st->codecpar, 32 * st->codecpar->ch_layout.nb_channels);
for (ch = 0; ch < st->codecpar->ch_layout.nb_channels; ch++) {
if (coef_type & 1) {
avpriv_request_sample(s, "coef_type & 1");
return AVERROR_PATCHWELCOME;
@ -139,7 +139,7 @@ static int genh_read_header(AVFormatContext *s)
}
if (c->dsp_int_type == 1) {
st->codecpar->block_align = 8 * st->codecpar->channels;
st->codecpar->block_align = 8 * st->codecpar->ch_layout.nb_channels;
if (c->interleave_size != 1 &&
c->interleave_size != 2 &&
c->interleave_size != 4)
@ -164,16 +164,16 @@ static int genh_read_packet(AVFormatContext *s, AVPacket *pkt)
int ret;
if (c->dsp_int_type == 1 && par->codec_id == AV_CODEC_ID_ADPCM_THP &&
par->channels > 1) {
par->ch_layout.nb_channels > 1) {
int i, ch;
if (avio_feof(s->pb))
return AVERROR_EOF;
ret = av_new_packet(pkt, 8 * par->channels);
ret = av_new_packet(pkt, 8 * par->ch_layout.nb_channels);
if (ret < 0)
return ret;
for (i = 0; i < 8 / c->interleave_size; i++) {
for (ch = 0; ch < par->channels; ch++) {
for (ch = 0; ch < par->ch_layout.nb_channels; ch++) {
pkt->data[ch * 8 + i*c->interleave_size+0] = avio_r8(s->pb);
pkt->data[ch * 8 + i*c->interleave_size+1] = avio_r8(s->pb);
}
@ -183,7 +183,8 @@ static int genh_read_packet(AVFormatContext *s, AVPacket *pkt)
ret = av_get_packet(s->pb, pkt, par->block_align * 1024);
} else {
ret = av_get_packet(s->pb, pkt, par->block_align ? par->block_align : 1024 * par->channels);
ret = av_get_packet(s->pb, pkt, par->block_align ? par->block_align :
1024 * par->ch_layout.nb_channels);
}
pkt->stream_index = 0;

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