Use the new libavcore audio channel API.
This also allows to remove a linking dependency of libavfilter on libavcodec. Originally committed as revision 25789 to svn://svn.ffmpeg.org/ffmpeg/trunk
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							@ -36,6 +36,7 @@
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#include "libswscale/swscale.h"
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#include "libavcodec/opt.h"
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#include "libavcodec/audioconvert.h"
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#include "libavcore/audioconvert.h"
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#include "libavcore/parseutils.h"
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#include "libavcore/samplefmt.h"
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#include "libavutil/colorspace.h"
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@ -3541,7 +3542,7 @@ static void new_audio_stream(AVFormatContext *oc, int file_idx)
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        audio_enc->sample_fmt = audio_sample_fmt;
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        audio_enc->sample_rate = audio_sample_rate;
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        audio_enc->channel_layout = channel_layout;
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        if (avcodec_channel_layout_num_channels(channel_layout) != audio_channels)
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        if (av_get_channel_layout_nb_channels(channel_layout) != audio_channels)
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            audio_enc->channel_layout = 0;
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        choose_sample_fmt(st, codec);
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        choose_sample_rate(st, codec);
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@ -30,6 +30,7 @@
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#ifndef AVCODEC_AACDECTAB_H
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#define AVCODEC_AACDECTAB_H
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#include "libavcore/audioconvert.h"
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#include "aac.h"
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#include <stdint.h>
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@ -82,13 +83,13 @@ static const uint8_t aac_channel_layout_map[7][5][2] = {
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};
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static const int64_t aac_channel_layout[8] = {
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    CH_LAYOUT_MONO,
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    CH_LAYOUT_STEREO,
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    CH_LAYOUT_SURROUND,
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    CH_LAYOUT_4POINT0,
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    CH_LAYOUT_5POINT0_BACK,
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    CH_LAYOUT_5POINT1_BACK,
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    CH_LAYOUT_7POINT1_WIDE,
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    AV_CH_LAYOUT_MONO,
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    AV_CH_LAYOUT_STEREO,
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    AV_CH_LAYOUT_SURROUND,
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    AV_CH_LAYOUT_4POINT0,
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    AV_CH_LAYOUT_5POINT0_BACK,
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    AV_CH_LAYOUT_5POINT1_BACK,
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    AV_CH_LAYOUT_7POINT1_WIDE,
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    0,
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};
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@ -25,6 +25,7 @@
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 */
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//#define DEBUG
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//#define DEBUG_BITALLOC
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#include "libavcore/audioconvert.h"
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#include "libavutil/crc.h"
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#include "avcodec.h"
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#include "libavutil/common.h" /* for av_reverse */
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@ -620,26 +621,26 @@ static av_cold int set_channel_info(AC3EncodeContext *s, int channels,
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    ch_layout = *channel_layout;
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    if (!ch_layout)
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        ch_layout = avcodec_guess_channel_layout(channels, CODEC_ID_AC3, NULL);
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    if (avcodec_channel_layout_num_channels(ch_layout) != channels)
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    if (av_get_channel_layout_nb_channels(ch_layout) != channels)
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        return -1;
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    s->lfe = !!(ch_layout & CH_LOW_FREQUENCY);
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    s->lfe = !!(ch_layout & AV_CH_LOW_FREQUENCY);
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    s->nb_all_channels = channels;
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    s->nb_channels = channels - s->lfe;
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    s->lfe_channel = s->lfe ? s->nb_channels : -1;
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    if (s->lfe)
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        ch_layout -= CH_LOW_FREQUENCY;
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        ch_layout -= AV_CH_LOW_FREQUENCY;
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    switch (ch_layout) {
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    case CH_LAYOUT_MONO:           s->channel_mode = AC3_CHMODE_MONO;   break;
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    case CH_LAYOUT_STEREO:         s->channel_mode = AC3_CHMODE_STEREO; break;
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    case CH_LAYOUT_SURROUND:       s->channel_mode = AC3_CHMODE_3F;     break;
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    case CH_LAYOUT_2_1:            s->channel_mode = AC3_CHMODE_2F1R;   break;
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    case CH_LAYOUT_4POINT0:        s->channel_mode = AC3_CHMODE_3F1R;   break;
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    case CH_LAYOUT_QUAD:
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    case CH_LAYOUT_2_2:            s->channel_mode = AC3_CHMODE_2F2R;   break;
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    case CH_LAYOUT_5POINT0:
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    case CH_LAYOUT_5POINT0_BACK:   s->channel_mode = AC3_CHMODE_3F2R;   break;
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    case AV_CH_LAYOUT_MONO:           s->channel_mode = AC3_CHMODE_MONO;   break;
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    case AV_CH_LAYOUT_STEREO:         s->channel_mode = AC3_CHMODE_STEREO; break;
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    case AV_CH_LAYOUT_SURROUND:       s->channel_mode = AC3_CHMODE_3F;     break;
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    case AV_CH_LAYOUT_2_1:            s->channel_mode = AC3_CHMODE_2F1R;   break;
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    case AV_CH_LAYOUT_4POINT0:        s->channel_mode = AC3_CHMODE_3F1R;   break;
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    case AV_CH_LAYOUT_QUAD:
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    case AV_CH_LAYOUT_2_2:            s->channel_mode = AC3_CHMODE_2F2R;   break;
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    case AV_CH_LAYOUT_5POINT0:
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    case AV_CH_LAYOUT_5POINT0_BACK:   s->channel_mode = AC3_CHMODE_3F2R;   break;
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    default:
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        return -1;
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    }
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@ -647,7 +648,7 @@ static av_cold int set_channel_info(AC3EncodeContext *s, int channels,
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    s->channel_map = ff_ac3_enc_channel_map[s->channel_mode][s->lfe];
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    *channel_layout = ch_layout;
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    if (s->lfe)
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        *channel_layout |= CH_LOW_FREQUENCY;
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        *channel_layout |= AV_CH_LOW_FREQUENCY;
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    return 0;
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}
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@ -1403,23 +1404,23 @@ AVCodec ac3_encoder = {
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    .sample_fmts = (const enum AVSampleFormat[]){AV_SAMPLE_FMT_S16,AV_SAMPLE_FMT_NONE},
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    .long_name = NULL_IF_CONFIG_SMALL("ATSC A/52A (AC-3)"),
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    .channel_layouts = (const int64_t[]){
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        CH_LAYOUT_MONO,
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        CH_LAYOUT_STEREO,
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        CH_LAYOUT_2_1,
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        CH_LAYOUT_SURROUND,
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        CH_LAYOUT_2_2,
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        CH_LAYOUT_QUAD,
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        CH_LAYOUT_4POINT0,
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        CH_LAYOUT_5POINT0,
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        CH_LAYOUT_5POINT0_BACK,
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       (CH_LAYOUT_MONO     | CH_LOW_FREQUENCY),
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       (CH_LAYOUT_STEREO   | CH_LOW_FREQUENCY),
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       (CH_LAYOUT_2_1      | CH_LOW_FREQUENCY),
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       (CH_LAYOUT_SURROUND | CH_LOW_FREQUENCY),
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       (CH_LAYOUT_2_2      | CH_LOW_FREQUENCY),
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       (CH_LAYOUT_QUAD     | CH_LOW_FREQUENCY),
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       (CH_LAYOUT_4POINT0  | CH_LOW_FREQUENCY),
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        CH_LAYOUT_5POINT1,
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        CH_LAYOUT_5POINT1_BACK,
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        AV_CH_LAYOUT_MONO,
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        AV_CH_LAYOUT_STEREO,
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        AV_CH_LAYOUT_2_1,
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        AV_CH_LAYOUT_SURROUND,
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        AV_CH_LAYOUT_2_2,
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        AV_CH_LAYOUT_QUAD,
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        AV_CH_LAYOUT_4POINT0,
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        AV_CH_LAYOUT_5POINT0,
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        AV_CH_LAYOUT_5POINT0_BACK,
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       (AV_CH_LAYOUT_MONO     | AV_CH_LOW_FREQUENCY),
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       (AV_CH_LAYOUT_STEREO   | AV_CH_LOW_FREQUENCY),
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       (AV_CH_LAYOUT_2_1      | AV_CH_LOW_FREQUENCY),
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       (AV_CH_LAYOUT_SURROUND | AV_CH_LOW_FREQUENCY),
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       (AV_CH_LAYOUT_2_2      | AV_CH_LOW_FREQUENCY),
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       (AV_CH_LAYOUT_QUAD     | AV_CH_LOW_FREQUENCY),
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       (AV_CH_LAYOUT_4POINT0  | AV_CH_LOW_FREQUENCY),
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        AV_CH_LAYOUT_5POINT1,
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        AV_CH_LAYOUT_5POINT1_BACK,
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        0 },
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};
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@ -24,6 +24,7 @@
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 * tables taken directly from the AC-3 spec.
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 */
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#include "libavcore/audioconvert.h"
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#include "avcodec.h"
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#include "ac3tab.h"
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@ -84,14 +85,14 @@ const uint8_t ff_ac3_channels_tab[8] = {
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 * Map audio coding mode (acmod) to channel layout mask.
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 */
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const uint16_t ff_ac3_channel_layout_tab[8] = {
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    CH_LAYOUT_STEREO,
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    CH_LAYOUT_MONO,
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    CH_LAYOUT_STEREO,
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    CH_LAYOUT_SURROUND,
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    CH_LAYOUT_2_1,
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    CH_LAYOUT_4POINT0,
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    CH_LAYOUT_2_2,
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    CH_LAYOUT_5POINT0
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    AV_CH_LAYOUT_STEREO,
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    AV_CH_LAYOUT_MONO,
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    AV_CH_LAYOUT_STEREO,
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    AV_CH_LAYOUT_SURROUND,
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    AV_CH_LAYOUT_2_1,
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    AV_CH_LAYOUT_4POINT0,
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    AV_CH_LAYOUT_2_2,
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    AV_CH_LAYOUT_5POINT0
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};
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#define COMMON_CHANNEL_MAP \
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@ -51,13 +51,13 @@ void avcodec_sample_fmt_string (char *buf, int buf_size, int sample_fmt)
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int64_t avcodec_guess_channel_layout(int nb_channels, enum CodecID codec_id, const char *fmt_name)
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{
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    switch(nb_channels) {
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    case 1: return CH_LAYOUT_MONO;
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    case 2: return CH_LAYOUT_STEREO;
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    case 3: return CH_LAYOUT_SURROUND;
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    case 4: return CH_LAYOUT_QUAD;
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    case 5: return CH_LAYOUT_5POINT0;
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    case 6: return CH_LAYOUT_5POINT1;
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    case 8: return CH_LAYOUT_7POINT1;
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    case 1: return AV_CH_LAYOUT_MONO;
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    case 2: return AV_CH_LAYOUT_STEREO;
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    case 3: return AV_CH_LAYOUT_SURROUND;
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    case 4: return AV_CH_LAYOUT_QUAD;
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    case 5: return AV_CH_LAYOUT_5POINT0;
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    case 6: return AV_CH_LAYOUT_5POINT1;
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    case 8: return AV_CH_LAYOUT_7POINT1;
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    default: return 0;
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    }
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}
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@ -33,7 +33,7 @@
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#define LIBAVCODEC_VERSION_MAJOR 52
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#define LIBAVCODEC_VERSION_MINOR 97
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#define LIBAVCODEC_VERSION_MICRO  1
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#define LIBAVCODEC_VERSION_MICRO  2
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#define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
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                                               LIBAVCODEC_VERSION_MINOR, \
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@ -80,7 +80,7 @@
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#define FF_API_OLD_SAMPLE_FMT   (LIBAVCODEC_VERSION_MAJOR < 53)
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#endif
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#ifndef FF_API_OLD_AUDIOCONVERT
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#define FF_API_OLD_AUDIOCONVERT (LIBAVCODEC_VERSION_MAJOR < 54)
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#define FF_API_OLD_AUDIOCONVERT (LIBAVCODEC_VERSION_MAJOR < 53)
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#endif
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#define AV_NOPTS_VALUE          INT64_C(0x8000000000000000)
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@ -28,6 +28,7 @@
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#include "libavutil/intmath.h"
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#include "libavutil/intreadwrite.h"
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#include "libavcore/audioconvert.h"
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#include "avcodec.h"
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#include "dsputil.h"
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#include "fft.h"
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@ -74,22 +75,22 @@ enum DCAMode {
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 */
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static const int64_t dca_core_channel_layout[] = {
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    CH_FRONT_CENTER,                                               ///< 1, A
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    CH_LAYOUT_STEREO,                                              ///< 2, A + B (dual mono)
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    CH_LAYOUT_STEREO,                                              ///< 2, L + R (stereo)
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    CH_LAYOUT_STEREO,                                              ///< 2, (L+R) + (L-R) (sum-difference)
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    CH_LAYOUT_STEREO,                                              ///< 2, LT +RT (left and right total)
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    CH_LAYOUT_STEREO|CH_FRONT_CENTER,                              ///< 3, C+L+R
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    CH_LAYOUT_STEREO|CH_BACK_CENTER,                               ///< 3, L+R+S
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    CH_LAYOUT_STEREO|CH_FRONT_CENTER|CH_BACK_CENTER,               ///< 4, C + L + R+ S
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    CH_LAYOUT_STEREO|CH_SIDE_LEFT|CH_SIDE_RIGHT,                   ///< 4, L + R +SL+ SR
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    CH_LAYOUT_STEREO|CH_FRONT_CENTER|CH_SIDE_LEFT|CH_SIDE_RIGHT,   ///< 5, C + L + R+ SL+SR
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    CH_LAYOUT_STEREO|CH_SIDE_LEFT|CH_SIDE_RIGHT|CH_FRONT_LEFT_OF_CENTER|CH_FRONT_RIGHT_OF_CENTER,                 ///< 6, CL + CR + L + R + SL + SR
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    CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT|CH_FRONT_CENTER|CH_BACK_CENTER,                                   ///< 6, C + L + R+ LR + RR + OV
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    CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_FRONT_LEFT_OF_CENTER|CH_BACK_CENTER|CH_BACK_LEFT|CH_BACK_RIGHT,   ///< 6, CF+ CR+LF+ RF+LR + RR
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    CH_FRONT_LEFT_OF_CENTER|CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_SIDE_LEFT|CH_SIDE_RIGHT, ///< 7, CL + C + CR + L + R + SL + SR
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    CH_FRONT_LEFT_OF_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_SIDE_LEFT|CH_SIDE_RIGHT|CH_BACK_LEFT|CH_BACK_RIGHT, ///< 8, CL + CR + L + R + SL1 + SL2+ SR1 + SR2
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    CH_FRONT_LEFT_OF_CENTER|CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_SIDE_LEFT|CH_BACK_CENTER|CH_SIDE_RIGHT, ///< 8, CL + C+ CR + L + R + SL + S+ SR
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    AV_CH_FRONT_CENTER,                                                      ///< 1, A
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    AV_CH_LAYOUT_STEREO,                                                     ///< 2, A + B (dual mono)
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    AV_CH_LAYOUT_STEREO,                                                     ///< 2, L + R (stereo)
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    AV_CH_LAYOUT_STEREO,                                                     ///< 2, (L+R) + (L-R) (sum-difference)
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    AV_CH_LAYOUT_STEREO,                                                     ///< 2, LT +RT (left and right total)
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    AV_CH_LAYOUT_STEREO|AV_CH_FRONT_CENTER,                                  ///< 3, C+L+R
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    AV_CH_LAYOUT_STEREO|AV_CH_BACK_CENTER,                                   ///< 3, L+R+S
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    AV_CH_LAYOUT_STEREO|AV_CH_FRONT_CENTER|CH_BACK_CENTER,                   ///< 4, C + L + R+ S
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    AV_CH_LAYOUT_STEREO|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT,                    ///< 4, L + R +SL+ SR
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    AV_CH_LAYOUT_STEREO|AV_CH_FRONT_CENTER|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT, ///< 5, C + L + R+ SL+SR
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    AV_CH_LAYOUT_STEREO|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER,                    ///< 6, CL + CR + L + R + SL + SR
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    AV_CH_LAYOUT_STEREO|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT|AV_CH_FRONT_CENTER|AV_CH_BACK_CENTER,                                      ///< 6, C + L + R+ LR + RR + OV
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    AV_CH_FRONT_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_BACK_CENTER|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT,   ///< 6, CF+ CR+LF+ RF+LR + RR
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    AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER|AV_CH_LAYOUT_STEREO|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT, ///< 7, CL + C + CR + L + R + SL + SR
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    AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER|AV_CH_LAYOUT_STEREO|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT, ///< 8, CL + CR + L + R + SL1 + SL2+ SR1 + SR2
 | 
			
		||||
    AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER|AV_CH_LAYOUT_STEREO|AV_CH_SIDE_LEFT|AV_CH_BACK_CENTER|AV_CH_SIDE_RIGHT, ///< 8, CL + C+ CR + L + R + SL + S+ SR
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
static const int8_t dca_lfe_index[] = {
 | 
			
		||||
@ -1368,9 +1369,9 @@ static int dca_decode_frame(AVCodecContext * avctx,
 | 
			
		||||
 | 
			
		||||
        if (s->xch_present && (!avctx->request_channels ||
 | 
			
		||||
                               avctx->request_channels > num_core_channels + !!s->lfe)) {
 | 
			
		||||
            avctx->channel_layout |= CH_BACK_CENTER;
 | 
			
		||||
            avctx->channel_layout |= AV_CH_BACK_CENTER;
 | 
			
		||||
            if (s->lfe) {
 | 
			
		||||
                avctx->channel_layout |= CH_LOW_FREQUENCY;
 | 
			
		||||
                avctx->channel_layout |= AV_CH_LOW_FREQUENCY;
 | 
			
		||||
                s->channel_order_tab = dca_channel_reorder_lfe_xch[s->amode];
 | 
			
		||||
            } else {
 | 
			
		||||
                s->channel_order_tab = dca_channel_reorder_nolfe_xch[s->amode];
 | 
			
		||||
@ -1379,7 +1380,7 @@ static int dca_decode_frame(AVCodecContext * avctx,
 | 
			
		||||
            channels = num_core_channels + !!s->lfe;
 | 
			
		||||
            s->xch_present = 0; /* disable further xch processing */
 | 
			
		||||
            if (s->lfe) {
 | 
			
		||||
                avctx->channel_layout |= CH_LOW_FREQUENCY;
 | 
			
		||||
                avctx->channel_layout |= AV_CH_LOW_FREQUENCY;
 | 
			
		||||
                s->channel_order_tab = dca_channel_reorder_lfe[s->amode];
 | 
			
		||||
            } else
 | 
			
		||||
                s->channel_order_tab = dca_channel_reorder_nolfe[s->amode];
 | 
			
		||||
@ -1392,7 +1393,7 @@ static int dca_decode_frame(AVCodecContext * avctx,
 | 
			
		||||
        if (avctx->request_channels == 2 && s->prim_channels > 2) {
 | 
			
		||||
            channels = 2;
 | 
			
		||||
            s->output = DCA_STEREO;
 | 
			
		||||
            avctx->channel_layout = CH_LAYOUT_STEREO;
 | 
			
		||||
            avctx->channel_layout = AV_CH_LAYOUT_STEREO;
 | 
			
		||||
        }
 | 
			
		||||
    } else {
 | 
			
		||||
        av_log(avctx, AV_LOG_ERROR, "Non standard configuration %d !\n",s->amode);
 | 
			
		||||
 | 
			
		||||
@ -34,6 +34,7 @@
 | 
			
		||||
#include "nellymoser.h"
 | 
			
		||||
#include "libavutil/lfg.h"
 | 
			
		||||
#include "libavutil/random_seed.h"
 | 
			
		||||
#include "libavcore/audioconvert.h"
 | 
			
		||||
#include "avcodec.h"
 | 
			
		||||
#include "dsputil.h"
 | 
			
		||||
#include "fft.h"
 | 
			
		||||
@ -148,7 +149,7 @@ static av_cold int decode_init(AVCodecContext * avctx) {
 | 
			
		||||
        ff_init_ff_sine_windows(7);
 | 
			
		||||
 | 
			
		||||
    avctx->sample_fmt = AV_SAMPLE_FMT_S16;
 | 
			
		||||
    avctx->channel_layout = CH_LAYOUT_MONO;
 | 
			
		||||
    avctx->channel_layout = AV_CH_LAYOUT_MONO;
 | 
			
		||||
    return 0;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
@ -24,6 +24,7 @@
 | 
			
		||||
 * PCM codecs for encodings found in MPEG streams (DVD/Blu-ray)
 | 
			
		||||
 */
 | 
			
		||||
 | 
			
		||||
#include "libavcore/audioconvert.h"
 | 
			
		||||
#include "avcodec.h"
 | 
			
		||||
#include "bytestream.h"
 | 
			
		||||
 | 
			
		||||
@ -53,9 +54,9 @@ static int pcm_bluray_parse_header(AVCodecContext *avctx,
 | 
			
		||||
{
 | 
			
		||||
    static const uint8_t bits_per_samples[4] = { 0, 16, 20, 24 };
 | 
			
		||||
    static const uint32_t channel_layouts[16] = {
 | 
			
		||||
        0, CH_LAYOUT_MONO, 0, CH_LAYOUT_STEREO, CH_LAYOUT_SURROUND,
 | 
			
		||||
        CH_LAYOUT_2_1, CH_LAYOUT_4POINT0, CH_LAYOUT_2_2, CH_LAYOUT_5POINT0,
 | 
			
		||||
        CH_LAYOUT_5POINT1, CH_LAYOUT_7POINT0, CH_LAYOUT_7POINT1, 0, 0, 0, 0
 | 
			
		||||
        0, AV_CH_LAYOUT_MONO, 0, AV_CH_LAYOUT_STEREO, AV_CH_LAYOUT_SURROUND,
 | 
			
		||||
        AV_CH_LAYOUT_2_1, AV_CH_LAYOUT_4POINT0, AV_CH_LAYOUT_2_2, AV_CH_LAYOUT_5POINT0,
 | 
			
		||||
        AV_CH_LAYOUT_5POINT1, AV_CH_LAYOUT_7POINT0, AV_CH_LAYOUT_7POINT1, 0, 0, 0, 0
 | 
			
		||||
    };
 | 
			
		||||
    static const uint8_t channels[16] = {
 | 
			
		||||
        0, 1, 0, 2, 3, 3, 4, 4, 5, 6, 7, 8, 0, 0, 0, 0
 | 
			
		||||
@ -158,9 +159,9 @@ static int pcm_bluray_decode_frame(AVCodecContext *avctx,
 | 
			
		||||
    if (samples) {
 | 
			
		||||
        switch (avctx->channel_layout) {
 | 
			
		||||
            /* cases with same number of source and coded channels */
 | 
			
		||||
        case CH_LAYOUT_STEREO:
 | 
			
		||||
        case CH_LAYOUT_4POINT0:
 | 
			
		||||
        case CH_LAYOUT_2_2:
 | 
			
		||||
        case AV_CH_LAYOUT_STEREO:
 | 
			
		||||
        case AV_CH_LAYOUT_4POINT0:
 | 
			
		||||
        case AV_CH_LAYOUT_2_2:
 | 
			
		||||
            samples *= num_source_channels;
 | 
			
		||||
            if (AV_SAMPLE_FMT_S16 == avctx->sample_fmt) {
 | 
			
		||||
#if HAVE_BIGENDIAN
 | 
			
		||||
@ -177,10 +178,10 @@ static int pcm_bluray_decode_frame(AVCodecContext *avctx,
 | 
			
		||||
            }
 | 
			
		||||
            break;
 | 
			
		||||
        /* cases where number of source channels = coded channels + 1 */
 | 
			
		||||
        case CH_LAYOUT_MONO:
 | 
			
		||||
        case CH_LAYOUT_SURROUND:
 | 
			
		||||
        case CH_LAYOUT_2_1:
 | 
			
		||||
        case CH_LAYOUT_5POINT0:
 | 
			
		||||
        case AV_CH_LAYOUT_MONO:
 | 
			
		||||
        case AV_CH_LAYOUT_SURROUND:
 | 
			
		||||
        case AV_CH_LAYOUT_2_1:
 | 
			
		||||
        case AV_CH_LAYOUT_5POINT0:
 | 
			
		||||
            if (AV_SAMPLE_FMT_S16 == avctx->sample_fmt) {
 | 
			
		||||
                do {
 | 
			
		||||
#if HAVE_BIGENDIAN
 | 
			
		||||
@ -206,7 +207,7 @@ static int pcm_bluray_decode_frame(AVCodecContext *avctx,
 | 
			
		||||
            }
 | 
			
		||||
            break;
 | 
			
		||||
            /* remapping: L, R, C, LBack, RBack, LF */
 | 
			
		||||
        case CH_LAYOUT_5POINT1:
 | 
			
		||||
        case AV_CH_LAYOUT_5POINT1:
 | 
			
		||||
            if (AV_SAMPLE_FMT_S16 == avctx->sample_fmt) {
 | 
			
		||||
                do {
 | 
			
		||||
                    dst16[0] = bytestream_get_be16(&src);
 | 
			
		||||
@ -230,7 +231,7 @@ static int pcm_bluray_decode_frame(AVCodecContext *avctx,
 | 
			
		||||
            }
 | 
			
		||||
            break;
 | 
			
		||||
            /* remapping: L, R, C, LSide, LBack, RBack, RSide, <unused> */
 | 
			
		||||
        case CH_LAYOUT_7POINT0:
 | 
			
		||||
        case AV_CH_LAYOUT_7POINT0:
 | 
			
		||||
            if (AV_SAMPLE_FMT_S16 == avctx->sample_fmt) {
 | 
			
		||||
                do {
 | 
			
		||||
                    dst16[0] = bytestream_get_be16(&src);
 | 
			
		||||
@ -258,7 +259,7 @@ static int pcm_bluray_decode_frame(AVCodecContext *avctx,
 | 
			
		||||
            }
 | 
			
		||||
            break;
 | 
			
		||||
            /* remapping: L, R, C, LSide, LBack, RBack, RSide, LF */
 | 
			
		||||
        case CH_LAYOUT_7POINT1:
 | 
			
		||||
        case AV_CH_LAYOUT_7POINT1:
 | 
			
		||||
            if (AV_SAMPLE_FMT_S16 == avctx->sample_fmt) {
 | 
			
		||||
                do {
 | 
			
		||||
                    dst16[0] = bytestream_get_be16(&src);
 | 
			
		||||
 | 
			
		||||
@ -29,6 +29,7 @@
 | 
			
		||||
#include "libavutil/integer.h"
 | 
			
		||||
#include "libavutil/crc.h"
 | 
			
		||||
#include "libavutil/pixdesc.h"
 | 
			
		||||
#include "libavcore/audioconvert.h"
 | 
			
		||||
#include "libavcore/imgutils.h"
 | 
			
		||||
#include "libavcore/internal.h"
 | 
			
		||||
#include "libavcore/samplefmt.h"
 | 
			
		||||
@ -922,7 +923,7 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
 | 
			
		||||
                     ", %d Hz", enc->sample_rate);
 | 
			
		||||
        }
 | 
			
		||||
        av_strlcat(buf, ", ", buf_size);
 | 
			
		||||
        avcodec_get_channel_layout_string(buf + strlen(buf), buf_size - strlen(buf), enc->channels, enc->channel_layout);
 | 
			
		||||
        av_get_channel_layout_string(buf + strlen(buf), buf_size - strlen(buf), enc->channels, enc->channel_layout);
 | 
			
		||||
        if (enc->sample_fmt != AV_SAMPLE_FMT_NONE) {
 | 
			
		||||
            snprintf(buf + strlen(buf), buf_size - strlen(buf),
 | 
			
		||||
                     ", %s", av_get_sample_fmt_name(enc->sample_fmt));
 | 
			
		||||
 | 
			
		||||
@ -1,7 +1,7 @@
 | 
			
		||||
include $(SUBDIR)../config.mak
 | 
			
		||||
 | 
			
		||||
NAME = avfilter
 | 
			
		||||
FFLIBS = avcodec avcore avutil
 | 
			
		||||
FFLIBS = avcore avutil
 | 
			
		||||
FFLIBS-$(CONFIG_SCALE_FILTER) += swscale
 | 
			
		||||
 | 
			
		||||
HEADERS = avfilter.h avfiltergraph.h
 | 
			
		||||
 | 
			
		||||
@ -22,7 +22,7 @@
 | 
			
		||||
 */
 | 
			
		||||
 | 
			
		||||
#include "avfilter.h"
 | 
			
		||||
#include "libavcodec/audioconvert.h"
 | 
			
		||||
#include "libavcore/audioconvert.h"
 | 
			
		||||
 | 
			
		||||
typedef struct {
 | 
			
		||||
    int64_t channel_layout;
 | 
			
		||||
@ -35,7 +35,7 @@ static int init(AVFilterContext *ctx, const char *args, void *opaque)
 | 
			
		||||
    char channel_layout_str[128] = "";
 | 
			
		||||
 | 
			
		||||
    priv->sample_rate = 44100;
 | 
			
		||||
    priv->channel_layout = CH_LAYOUT_STEREO;
 | 
			
		||||
    priv->channel_layout = AV_CH_LAYOUT_STEREO;
 | 
			
		||||
 | 
			
		||||
    if (args)
 | 
			
		||||
        sscanf(args, "%"PRId64":%s", &priv->sample_rate, channel_layout_str);
 | 
			
		||||
@ -46,7 +46,7 @@ static int init(AVFilterContext *ctx, const char *args, void *opaque)
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (*channel_layout_str)
 | 
			
		||||
        if (!(priv->channel_layout = avcodec_get_channel_layout(channel_layout_str))
 | 
			
		||||
        if (!(priv->channel_layout = av_get_channel_layout(channel_layout_str))
 | 
			
		||||
            && sscanf(channel_layout_str, "%"PRId64, &priv->channel_layout) != 1) {
 | 
			
		||||
            av_log(ctx, AV_LOG_ERROR, "Invalid value '%s' for channel layout\n",
 | 
			
		||||
                   channel_layout_str);
 | 
			
		||||
@ -65,8 +65,8 @@ static int config_props(AVFilterLink *outlink)
 | 
			
		||||
    outlink->sample_rate = priv->sample_rate;
 | 
			
		||||
    outlink->channel_layout = priv->channel_layout;
 | 
			
		||||
 | 
			
		||||
    chans_nb = avcodec_channel_layout_num_channels(priv->channel_layout);
 | 
			
		||||
    avcodec_get_channel_layout_string(buf, sizeof(buf), chans_nb, priv->channel_layout);
 | 
			
		||||
    chans_nb = av_get_channel_layout_nb_channels(priv->channel_layout);
 | 
			
		||||
    av_get_channel_layout_string(buf, sizeof(buf), chans_nb, priv->channel_layout);
 | 
			
		||||
    av_log(outlink->src, AV_LOG_INFO,
 | 
			
		||||
           "sample_rate:%"PRId64 " channel_layout:%"PRId64 " channel_layout_description:'%s'\n",
 | 
			
		||||
           priv->sample_rate, priv->channel_layout, buf);
 | 
			
		||||
 | 
			
		||||
@ -26,7 +26,7 @@
 | 
			
		||||
 | 
			
		||||
#define LIBAVFILTER_VERSION_MAJOR  1
 | 
			
		||||
#define LIBAVFILTER_VERSION_MINOR 63
 | 
			
		||||
#define LIBAVFILTER_VERSION_MICRO  0
 | 
			
		||||
#define LIBAVFILTER_VERSION_MICRO  1
 | 
			
		||||
 | 
			
		||||
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
 | 
			
		||||
                                               LIBAVFILTER_VERSION_MINOR, \
 | 
			
		||||
@ -579,7 +579,7 @@ struct AVFilterLink {
 | 
			
		||||
    int w;                      ///< agreed upon image width
 | 
			
		||||
    int h;                      ///< agreed upon image height
 | 
			
		||||
    /* These two parameters apply only to audio */
 | 
			
		||||
    int64_t channel_layout;     ///< channel layout of current buffer (see avcodec.h)
 | 
			
		||||
    int64_t channel_layout;     ///< channel layout of current buffer (see libavcore/audioconvert.h)
 | 
			
		||||
    int64_t sample_rate;        ///< samples per second
 | 
			
		||||
 | 
			
		||||
    int format;                 ///< agreed upon media format
 | 
			
		||||
 | 
			
		||||
@ -19,9 +19,9 @@
 | 
			
		||||
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 | 
			
		||||
 */
 | 
			
		||||
 | 
			
		||||
#include "libavcore/audioconvert.h"
 | 
			
		||||
#include "libavcore/imgutils.h"
 | 
			
		||||
#include "libavcore/samplefmt.h"
 | 
			
		||||
#include "libavcodec/audioconvert.h"
 | 
			
		||||
#include "avfilter.h"
 | 
			
		||||
 | 
			
		||||
/* TODO: buffer pool.  see comment for avfilter_default_get_video_buffer() */
 | 
			
		||||
@ -111,7 +111,7 @@ AVFilterBufferRef *avfilter_default_get_audio_buffer(AVFilterLink *link, int per
 | 
			
		||||
    samples->free       = avfilter_default_free_buffer;
 | 
			
		||||
 | 
			
		||||
    sample_size = av_get_bits_per_sample_fmt(sample_fmt) >>3;
 | 
			
		||||
    chans_nb = avcodec_channel_layout_num_channels(channel_layout);
 | 
			
		||||
    chans_nb = av_get_channel_layout_nb_channels(channel_layout);
 | 
			
		||||
 | 
			
		||||
    per_channel_size = size/chans_nb;
 | 
			
		||||
    ref->audio->samples_nb = per_channel_size/sample_size;
 | 
			
		||||
 | 
			
		||||
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