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imc: convert to new channel layout API

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Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Anton Khirnov
2013-05-07 07:20:32 +02:00
committed by James Almer
parent c67dd4eff9
commit 2c15e1975a
1 changed files with 11 additions and 11 deletions
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22
libavcodec/imc.c
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@@ -206,15 +206,17 @@ static av_cold int imc_decode_init(AVCodecContext *avctx)
return AVERROR_PATCHWELCOME;
}
if (avctx->codec_id == AV_CODEC_ID_IMC)
avctx->channels = 1;
if (avctx->codec_id == AV_CODEC_ID_IMC) {
av_channel_layout_uninit(&avctx->ch_layout);
avctx->ch_layout = (AVChannelLayout)AV_CHANNEL_LAYOUT_MONO;
}
if (avctx->channels > 2) {
if (avctx->ch_layout.nb_channels > 2) {
avpriv_request_sample(avctx, "Number of channels > 2");
return AVERROR_PATCHWELCOME;
}
for (j = 0; j < avctx->channels; j++) {
for (j = 0; j < avctx->ch_layout.nb_channels; j++) {
q->chctx[j].decoder_reset = 1;
for (i = 0; i < BANDS; i++)
@@ -270,8 +272,6 @@ static av_cold int imc_decode_init(AVCodecContext *avctx)
ff_bswapdsp_init(&q->bdsp);
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
avctx->channel_layout = avctx->channels == 1 ? AV_CH_LAYOUT_MONO
: AV_CH_LAYOUT_STEREO;
ff_thread_once(&init_static_once, imc_init_static);
@@ -1013,7 +1013,7 @@ static int imc_decode_block(AVCodecContext *avctx, IMCContext *q, int ch)
memset(chctx->skipFlags, 0, sizeof(chctx->skipFlags));
imc_imdct256(q, chctx, avctx->channels);
imc_imdct256(q, chctx, avctx->ch_layout.nb_channels);
return 0;
}
@@ -1032,7 +1032,7 @@ static int imc_decode_frame(AVCodecContext *avctx, void *data,
q->avctx = avctx;
if (buf_size < IMC_BLOCK_SIZE * avctx->channels) {
if (buf_size < IMC_BLOCK_SIZE * avctx->ch_layout.nb_channels) {
av_log(avctx, AV_LOG_ERROR, "frame too small!\n");
return AVERROR_INVALIDDATA;
}
@@ -1042,7 +1042,7 @@ static int imc_decode_frame(AVCodecContext *avctx, void *data,
if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
return ret;
for (i = 0; i < avctx->channels; i++) {
for (i = 0; i < avctx->ch_layout.nb_channels; i++) {
q->out_samples = (float *)frame->extended_data[i];
q->bdsp.bswap16_buf(buf16, (const uint16_t *) buf, IMC_BLOCK_SIZE / 2);
@@ -1055,14 +1055,14 @@ static int imc_decode_frame(AVCodecContext *avctx, void *data,
return ret;
}
if (avctx->channels == 2) {
if (avctx->ch_layout.nb_channels == 2) {
q->butterflies_float((float *)frame->extended_data[0],
(float *)frame->extended_data[1], COEFFS);
}
*got_frame_ptr = 1;
return IMC_BLOCK_SIZE * avctx->channels;
return IMC_BLOCK_SIZE * avctx->ch_layout.nb_channels;
}
static av_cold int imc_decode_close(AVCodecContext * avctx)