From 8992cb1d0d07edc33d274f6d7924ecdf6f83d994 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Thu, 5 Sep 2013 17:57:22 +0100 Subject: making act segmenter --- ffmpeg/libavcodec/pcm.c | 625 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 625 insertions(+) create mode 100644 ffmpeg/libavcodec/pcm.c (limited to 'ffmpeg/libavcodec/pcm.c') diff --git a/ffmpeg/libavcodec/pcm.c b/ffmpeg/libavcodec/pcm.c new file mode 100644 index 0000000..83482dd --- /dev/null +++ b/ffmpeg/libavcodec/pcm.c @@ -0,0 +1,625 @@ +/* + * PCM codecs + * Copyright (c) 2001 Fabrice Bellard + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * PCM codecs + */ + +#include "libavutil/attributes.h" +#include "avcodec.h" +#include "bytestream.h" +#include "internal.h" +#include "mathops.h" +#include "pcm_tablegen.h" + +static av_cold int pcm_encode_init(AVCodecContext *avctx) +{ + avctx->frame_size = 0; + switch (avctx->codec->id) { + case AV_CODEC_ID_PCM_ALAW: + pcm_alaw_tableinit(); + break; + case AV_CODEC_ID_PCM_MULAW: + pcm_ulaw_tableinit(); + break; + default: + break; + } + + avctx->bits_per_coded_sample = av_get_bits_per_sample(avctx->codec->id); + avctx->block_align = avctx->channels * avctx->bits_per_coded_sample / 8; + avctx->bit_rate = avctx->block_align * avctx->sample_rate * 8; + avctx->coded_frame = avcodec_alloc_frame(); + if (!avctx->coded_frame) + return AVERROR(ENOMEM); + + return 0; +} + +static av_cold int pcm_encode_close(AVCodecContext *avctx) +{ + av_freep(&avctx->coded_frame); + + return 0; +} + +/** + * Write PCM samples macro + * @param type Datatype of native machine format + * @param endian bytestream_put_xxx() suffix + * @param src Source pointer (variable name) + * @param dst Destination pointer (variable name) + * @param n Total number of samples (variable name) + * @param shift Bitshift (bits) + * @param offset Sample value offset + */ +#define ENCODE(type, endian, src, dst, n, shift, offset) \ + samples_ ## type = (const type *) src; \ + for (; n > 0; n--) { \ + register type v = (*samples_ ## type++ >> shift) + offset; \ + bytestream_put_ ## endian(&dst, v); \ + } + +#define ENCODE_PLANAR(type, endian, dst, n, shift, offset) \ + n /= avctx->channels; \ + for (c = 0; c < avctx->channels; c++) { \ + int i; \ + samples_ ## type = (const type *) frame->extended_data[c]; \ + for (i = n; i > 0; i--) { \ + register type v = (*samples_ ## type++ >> shift) + offset; \ + bytestream_put_ ## endian(&dst, v); \ + } \ + } + +static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, + const AVFrame *frame, int *got_packet_ptr) +{ + int n, c, sample_size, v, ret; + const short *samples; + unsigned char *dst; + const uint8_t *samples_uint8_t; + const int16_t *samples_int16_t; + const int32_t *samples_int32_t; + const int64_t *samples_int64_t; + const uint16_t *samples_uint16_t; + const uint32_t *samples_uint32_t; + + sample_size = av_get_bits_per_sample(avctx->codec->id) / 8; + n = frame->nb_samples * avctx->channels; + samples = (const short *)frame->data[0]; + + if ((ret = ff_alloc_packet2(avctx, avpkt, n * sample_size)) < 0) + return ret; + dst = avpkt->data; + + switch (avctx->codec->id) { + case AV_CODEC_ID_PCM_U32LE: + ENCODE(uint32_t, le32, samples, dst, n, 0, 0x80000000) + break; + case AV_CODEC_ID_PCM_U32BE: + ENCODE(uint32_t, be32, samples, dst, n, 0, 0x80000000) + break; + case AV_CODEC_ID_PCM_S24LE: + ENCODE(int32_t, le24, samples, dst, n, 8, 0) + break; + case AV_CODEC_ID_PCM_S24LE_PLANAR: + ENCODE_PLANAR(int32_t, le24, dst, n, 8, 0) + break; + case AV_CODEC_ID_PCM_S24BE: + ENCODE(int32_t, be24, samples, dst, n, 8, 0) + break; + case AV_CODEC_ID_PCM_U24LE: + ENCODE(uint32_t, le24, samples, dst, n, 8, 0x800000) + break; + case AV_CODEC_ID_PCM_U24BE: + ENCODE(uint32_t, be24, samples, dst, n, 8, 0x800000) + break; + case AV_CODEC_ID_PCM_S24DAUD: + for (; n > 0; n--) { + uint32_t tmp = ff_reverse[(*samples >> 8) & 0xff] + + (ff_reverse[*samples & 0xff] << 8); + tmp <<= 4; // sync flags would go here + bytestream_put_be24(&dst, tmp); + samples++; + } + break; + case AV_CODEC_ID_PCM_U16LE: + ENCODE(uint16_t, le16, samples, dst, n, 0, 0x8000) + break; + case AV_CODEC_ID_PCM_U16BE: + ENCODE(uint16_t, be16, samples, dst, n, 0, 0x8000) + break; + case AV_CODEC_ID_PCM_S8: + ENCODE(uint8_t, byte, samples, dst, n, 0, -128) + break; + case AV_CODEC_ID_PCM_S8_PLANAR: + ENCODE_PLANAR(uint8_t, byte, dst, n, 0, -128) + break; +#if HAVE_BIGENDIAN + case AV_CODEC_ID_PCM_F64LE: + ENCODE(int64_t, le64, samples, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S32LE: + case AV_CODEC_ID_PCM_F32LE: + ENCODE(int32_t, le32, samples, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S32LE_PLANAR: + ENCODE_PLANAR(int32_t, le32, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S16LE: + ENCODE(int16_t, le16, samples, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S16LE_PLANAR: + ENCODE_PLANAR(int16_t, le16, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_F64BE: + case AV_CODEC_ID_PCM_F32BE: + case AV_CODEC_ID_PCM_S32BE: + case AV_CODEC_ID_PCM_S16BE: +#else + case AV_CODEC_ID_PCM_F64BE: + ENCODE(int64_t, be64, samples, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_F32BE: + case AV_CODEC_ID_PCM_S32BE: + ENCODE(int32_t, be32, samples, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S16BE: + ENCODE(int16_t, be16, samples, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S16BE_PLANAR: + ENCODE_PLANAR(int16_t, be16, dst, n, 0, 0) + break; + case AV_CODEC_ID_PCM_F64LE: + case AV_CODEC_ID_PCM_F32LE: + case AV_CODEC_ID_PCM_S32LE: + case AV_CODEC_ID_PCM_S16LE: +#endif /* HAVE_BIGENDIAN */ + case AV_CODEC_ID_PCM_U8: + memcpy(dst, samples, n * sample_size); + break; +#if HAVE_BIGENDIAN + case AV_CODEC_ID_PCM_S16BE_PLANAR: +#else + case AV_CODEC_ID_PCM_S16LE_PLANAR: + case AV_CODEC_ID_PCM_S32LE_PLANAR: +#endif /* HAVE_BIGENDIAN */ + n /= avctx->channels; + for (c = 0; c < avctx->channels; c++) { + const uint8_t *src = frame->extended_data[c]; + bytestream_put_buffer(&dst, src, n * sample_size); + } + break; + case AV_CODEC_ID_PCM_ALAW: + for (; n > 0; n--) { + v = *samples++; + *dst++ = linear_to_alaw[(v + 32768) >> 2]; + } + break; + case AV_CODEC_ID_PCM_MULAW: + for (; n > 0; n--) { + v = *samples++; + *dst++ = linear_to_ulaw[(v + 32768) >> 2]; + } + break; + default: + return -1; + } + + *got_packet_ptr = 1; + return 0; +} + +typedef struct PCMDecode { + short table[256]; +} PCMDecode; + +static av_cold int pcm_decode_init(AVCodecContext *avctx) +{ + PCMDecode *s = avctx->priv_data; + int i; + + if (avctx->channels <= 0) { + av_log(avctx, AV_LOG_ERROR, "PCM channels out of bounds\n"); + return AVERROR(EINVAL); + } + + switch (avctx->codec_id) { + case AV_CODEC_ID_PCM_ALAW: + for (i = 0; i < 256; i++) + s->table[i] = alaw2linear(i); + break; + case AV_CODEC_ID_PCM_MULAW: + for (i = 0; i < 256; i++) + s->table[i] = ulaw2linear(i); + break; + default: + break; + } + + avctx->sample_fmt = avctx->codec->sample_fmts[0]; + + if (avctx->sample_fmt == AV_SAMPLE_FMT_S32) + avctx->bits_per_raw_sample = av_get_bits_per_sample(avctx->codec_id); + + return 0; +} + +/** + * Read PCM samples macro + * @param size Data size of native machine format + * @param endian bytestream_get_xxx() endian suffix + * @param src Source pointer (variable name) + * @param dst Destination pointer (variable name) + * @param n Total number of samples (variable name) + * @param shift Bitshift (bits) + * @param offset Sample value offset + */ +#define DECODE(size, endian, src, dst, n, shift, offset) \ + for (; n > 0; n--) { \ + uint ## size ## _t v = bytestream_get_ ## endian(&src); \ + AV_WN ## size ## A(dst, (v - offset) << shift); \ + dst += size / 8; \ + } + +#define DECODE_PLANAR(size, endian, src, dst, n, shift, offset) \ + n /= avctx->channels; \ + for (c = 0; c < avctx->channels; c++) { \ + int i; \ + dst = frame->extended_data[c]; \ + for (i = n; i > 0; i--) { \ + uint ## size ## _t v = bytestream_get_ ## endian(&src); \ + AV_WN ## size ## A(dst, (v - offset) << shift); \ + dst += size / 8; \ + } \ + } + +static int pcm_decode_frame(AVCodecContext *avctx, void *data, + int *got_frame_ptr, AVPacket *avpkt) +{ + const uint8_t *src = avpkt->data; + int buf_size = avpkt->size; + PCMDecode *s = avctx->priv_data; + AVFrame *frame = data; + int sample_size, c, n, ret, samples_per_block; + uint8_t *samples; + int32_t *dst_int32_t; + + sample_size = av_get_bits_per_sample(avctx->codec_id) / 8; + + /* av_get_bits_per_sample returns 0 for AV_CODEC_ID_PCM_DVD */ + samples_per_block = 1; + if (AV_CODEC_ID_PCM_DVD == avctx->codec_id) { + if (avctx->bits_per_coded_sample != 20 && + avctx->bits_per_coded_sample != 24) { + av_log(avctx, AV_LOG_ERROR, + "PCM DVD unsupported sample depth %i\n", + avctx->bits_per_coded_sample); + return AVERROR(EINVAL); + } + /* 2 samples are interleaved per block in PCM_DVD */ + samples_per_block = 2; + sample_size = avctx->bits_per_coded_sample * 2 / 8; + } else if (avctx->codec_id == AV_CODEC_ID_PCM_LXF) { + /* we process 40-bit blocks per channel for LXF */ + samples_per_block = 2; + sample_size = 5; + } + + if (sample_size == 0) { + av_log(avctx, AV_LOG_ERROR, "Invalid sample_size\n"); + return AVERROR(EINVAL); + } + + if (avctx->channels == 0) { + av_log(avctx, AV_LOG_ERROR, "Invalid number of channels\n"); + return AVERROR(EINVAL); + } + + if (avctx->codec_id != avctx->codec->id) { + av_log(avctx, AV_LOG_ERROR, "codec ids mismatch\n"); + return AVERROR(EINVAL); + } + + n = avctx->channels * sample_size; + + if (n && buf_size % n) { + if (buf_size < n) { + av_log(avctx, AV_LOG_ERROR, + "Invalid PCM packet, data has size %d but at least a size of %d was expected\n", + buf_size, n); + return AVERROR_INVALIDDATA; + } else + buf_size -= buf_size % n; + } + + n = buf_size / sample_size; + + /* get output buffer */ + frame->nb_samples = n * samples_per_block / avctx->channels; + if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) + return ret; + samples = frame->data[0]; + + switch (avctx->codec_id) { + case AV_CODEC_ID_PCM_U32LE: + DECODE(32, le32, src, samples, n, 0, 0x80000000) + break; + case AV_CODEC_ID_PCM_U32BE: + DECODE(32, be32, src, samples, n, 0, 0x80000000) + break; + case AV_CODEC_ID_PCM_S24LE: + DECODE(32, le24, src, samples, n, 8, 0) + break; + case AV_CODEC_ID_PCM_S24LE_PLANAR: + DECODE_PLANAR(32, le24, src, samples, n, 8, 0); + break; + case AV_CODEC_ID_PCM_S24BE: + DECODE(32, be24, src, samples, n, 8, 0) + break; + case AV_CODEC_ID_PCM_U24LE: + DECODE(32, le24, src, samples, n, 8, 0x800000) + break; + case AV_CODEC_ID_PCM_U24BE: + DECODE(32, be24, src, samples, n, 8, 0x800000) + break; + case AV_CODEC_ID_PCM_S24DAUD: + for (; n > 0; n--) { + uint32_t v = bytestream_get_be24(&src); + v >>= 4; // sync flags are here + AV_WN16A(samples, ff_reverse[(v >> 8) & 0xff] + + (ff_reverse[v & 0xff] << 8)); + samples += 2; + } + break; + case AV_CODEC_ID_PCM_U16LE: + DECODE(16, le16, src, samples, n, 0, 0x8000) + break; + case AV_CODEC_ID_PCM_U16BE: + DECODE(16, be16, src, samples, n, 0, 0x8000) + break; + case AV_CODEC_ID_PCM_S8: + for (; n > 0; n--) + *samples++ = *src++ + 128; + break; + case AV_CODEC_ID_PCM_S8_PLANAR: + n /= avctx->channels; + for (c = 0; c < avctx->channels; c++) { + int i; + samples = frame->extended_data[c]; + for (i = n; i > 0; i--) + *samples++ = *src++ + 128; + } + break; +#if HAVE_BIGENDIAN + case AV_CODEC_ID_PCM_F64LE: + DECODE(64, le64, src, samples, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S32LE: + case AV_CODEC_ID_PCM_F32LE: + DECODE(32, le32, src, samples, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S32LE_PLANAR: + DECODE_PLANAR(32, le32, src, samples, n, 0, 0); + break; + case AV_CODEC_ID_PCM_S16LE: + DECODE(16, le16, src, samples, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S16LE_PLANAR: + DECODE_PLANAR(16, le16, src, samples, n, 0, 0); + break; + case AV_CODEC_ID_PCM_F64BE: + case AV_CODEC_ID_PCM_F32BE: + case AV_CODEC_ID_PCM_S32BE: + case AV_CODEC_ID_PCM_S16BE: +#else + case AV_CODEC_ID_PCM_F64BE: + DECODE(64, be64, src, samples, n, 0, 0) + break; + case AV_CODEC_ID_PCM_F32BE: + case AV_CODEC_ID_PCM_S32BE: + DECODE(32, be32, src, samples, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S16BE: + DECODE(16, be16, src, samples, n, 0, 0) + break; + case AV_CODEC_ID_PCM_S16BE_PLANAR: + DECODE_PLANAR(16, be16, src, samples, n, 0, 0); + break; + case AV_CODEC_ID_PCM_F64LE: + case AV_CODEC_ID_PCM_F32LE: + case AV_CODEC_ID_PCM_S32LE: + case AV_CODEC_ID_PCM_S16LE: +#endif /* HAVE_BIGENDIAN */ + case AV_CODEC_ID_PCM_U8: + memcpy(samples, src, n * sample_size); + break; +#if HAVE_BIGENDIAN + case AV_CODEC_ID_PCM_S16BE_PLANAR: +#else + case AV_CODEC_ID_PCM_S16LE_PLANAR: + case AV_CODEC_ID_PCM_S32LE_PLANAR: +#endif /* HAVE_BIGENDIAN */ + n /= avctx->channels; + for (c = 0; c < avctx->channels; c++) { + samples = frame->extended_data[c]; + bytestream_get_buffer(&src, samples, n * sample_size); + } + break; + case AV_CODEC_ID_PCM_ZORK: + for (; n > 0; n--) { + int v = *src++; + if (v < 128) + v = 128 - v; + *samples++ = v; + } + break; + case AV_CODEC_ID_PCM_ALAW: + case AV_CODEC_ID_PCM_MULAW: + for (; n > 0; n--) { + AV_WN16A(samples, s->table[*src++]); + samples += 2; + } + break; + case AV_CODEC_ID_PCM_DVD: + { + const uint8_t *src8; + dst_int32_t = (int32_t *)frame->data[0]; + n /= avctx->channels; + switch (avctx->bits_per_coded_sample) { + case 20: + while (n--) { + c = avctx->channels; + src8 = src + 4 * c; + while (c--) { + *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8 & 0xf0) << 8); + *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++ & 0x0f) << 12); + } + src = src8; + } + break; + case 24: + while (n--) { + c = avctx->channels; + src8 = src + 4 * c; + while (c--) { + *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++) << 8); + *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++) << 8); + } + src = src8; + } + break; + } + break; + } + case AV_CODEC_ID_PCM_LXF: + { + int i; + n /= avctx->channels; + for (c = 0; c < avctx->channels; c++) { + dst_int32_t = (int32_t *)frame->extended_data[c]; + for (i = 0; i < n; i++) { + // extract low 20 bits and expand to 32 bits + *dst_int32_t++ = (src[2] << 28) | + (src[1] << 20) | + (src[0] << 12) | + ((src[2] & 0x0F) << 8) | + src[1]; + // extract high 20 bits and expand to 32 bits + *dst_int32_t++ = (src[4] << 24) | + (src[3] << 16) | + ((src[2] & 0xF0) << 8) | + (src[4] << 4) | + (src[3] >> 4); + src += 5; + } + } + break; + } + default: + return -1; + } + + *got_frame_ptr = 1; + + return buf_size; +} + +#define PCM_ENCODER_0(id_, sample_fmt_, name_, long_name_) +#define PCM_ENCODER_1(id_, sample_fmt_, name_, long_name_) \ +AVCodec ff_ ## name_ ## _encoder = { \ + .name = #name_, \ + .type = AVMEDIA_TYPE_AUDIO, \ + .id = AV_CODEC_ID_ ## id_, \ + .init = pcm_encode_init, \ + .encode2 = pcm_encode_frame, \ + .close = pcm_encode_close, \ + .capabilities = CODEC_CAP_VARIABLE_FRAME_SIZE, \ + .sample_fmts = (const enum AVSampleFormat[]){ sample_fmt_, \ + AV_SAMPLE_FMT_NONE }, \ + .long_name = NULL_IF_CONFIG_SMALL(long_name_), \ +} + +#define PCM_ENCODER_2(cf, id, sample_fmt, name, long_name) \ + PCM_ENCODER_ ## cf(id, sample_fmt, name, long_name) +#define PCM_ENCODER_3(cf, id, sample_fmt, name, long_name) \ + PCM_ENCODER_2(cf, id, sample_fmt, name, long_name) +#define PCM_ENCODER(id, sample_fmt, name, long_name) \ + PCM_ENCODER_3(CONFIG_ ## id ## _ENCODER, id, sample_fmt, name, long_name) + +#define PCM_DECODER_0(id, sample_fmt, name, long_name) +#define PCM_DECODER_1(id_, sample_fmt_, name_, long_name_) \ +AVCodec ff_ ## name_ ## _decoder = { \ + .name = #name_, \ + .type = AVMEDIA_TYPE_AUDIO, \ + .id = AV_CODEC_ID_ ## id_, \ + .priv_data_size = sizeof(PCMDecode), \ + .init = pcm_decode_init, \ + .decode = pcm_decode_frame, \ + .capabilities = CODEC_CAP_DR1, \ + .sample_fmts = (const enum AVSampleFormat[]){ sample_fmt_, \ + AV_SAMPLE_FMT_NONE }, \ + .long_name = NULL_IF_CONFIG_SMALL(long_name_), \ +} + +#define PCM_DECODER_2(cf, id, sample_fmt, name, long_name) \ + PCM_DECODER_ ## cf(id, sample_fmt, name, long_name) +#define PCM_DECODER_3(cf, id, sample_fmt, name, long_name) \ + PCM_DECODER_2(cf, id, sample_fmt, name, long_name) +#define PCM_DECODER(id, sample_fmt, name, long_name) \ + PCM_DECODER_3(CONFIG_ ## id ## _DECODER, id, sample_fmt, name, long_name) + +#define PCM_CODEC(id, sample_fmt_, name, long_name_) \ + PCM_ENCODER(id, sample_fmt_, name, long_name_); \ + PCM_DECODER(id, sample_fmt_, name, long_name_) + +/* Note: Do not forget to add new entries to the Makefile as well. */ +PCM_CODEC (PCM_ALAW, AV_SAMPLE_FMT_S16, pcm_alaw, "PCM A-law / G.711 A-law"); +PCM_DECODER(PCM_DVD, AV_SAMPLE_FMT_S32, pcm_dvd, "PCM signed 20|24-bit big-endian"); +PCM_CODEC (PCM_F32BE, AV_SAMPLE_FMT_FLT, pcm_f32be, "PCM 32-bit floating point big-endian"); +PCM_CODEC (PCM_F32LE, AV_SAMPLE_FMT_FLT, pcm_f32le, "PCM 32-bit floating point little-endian"); +PCM_CODEC (PCM_F64BE, AV_SAMPLE_FMT_DBL, pcm_f64be, "PCM 64-bit floating point big-endian"); +PCM_CODEC (PCM_F64LE, AV_SAMPLE_FMT_DBL, pcm_f64le, "PCM 64-bit floating point little-endian"); +PCM_DECODER(PCM_LXF, AV_SAMPLE_FMT_S32P,pcm_lxf, "PCM signed 20-bit little-endian planar"); +PCM_CODEC (PCM_MULAW, AV_SAMPLE_FMT_S16, pcm_mulaw, "PCM mu-law / G.711 mu-law"); +PCM_CODEC (PCM_S8, AV_SAMPLE_FMT_U8, pcm_s8, "PCM signed 8-bit"); +PCM_CODEC (PCM_S8_PLANAR, AV_SAMPLE_FMT_U8P, pcm_s8_planar, "PCM signed 8-bit planar"); +PCM_CODEC (PCM_S16BE, AV_SAMPLE_FMT_S16, pcm_s16be, "PCM signed 16-bit big-endian"); +PCM_CODEC (PCM_S16BE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16be_planar, "PCM signed 16-bit big-endian planar"); +PCM_CODEC (PCM_S16LE, AV_SAMPLE_FMT_S16, pcm_s16le, "PCM signed 16-bit little-endian"); +PCM_CODEC (PCM_S16LE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16le_planar, "PCM signed 16-bit little-endian planar"); +PCM_CODEC (PCM_S24BE, AV_SAMPLE_FMT_S32, pcm_s24be, "PCM signed 24-bit big-endian"); +PCM_CODEC (PCM_S24DAUD, AV_SAMPLE_FMT_S16, pcm_s24daud, "PCM D-Cinema audio signed 24-bit"); +PCM_CODEC (PCM_S24LE, AV_SAMPLE_FMT_S32, pcm_s24le, "PCM signed 24-bit little-endian"); +PCM_CODEC (PCM_S24LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s24le_planar, "PCM signed 24-bit little-endian planar"); +PCM_CODEC (PCM_S32BE, AV_SAMPLE_FMT_S32, pcm_s32be, "PCM signed 32-bit big-endian"); +PCM_CODEC (PCM_S32LE, AV_SAMPLE_FMT_S32, pcm_s32le, "PCM signed 32-bit little-endian"); +PCM_CODEC (PCM_S32LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s32le_planar, "PCM signed 32-bit little-endian planar"); +PCM_CODEC (PCM_U8, AV_SAMPLE_FMT_U8, pcm_u8, "PCM unsigned 8-bit"); +PCM_CODEC (PCM_U16BE, AV_SAMPLE_FMT_S16, pcm_u16be, "PCM unsigned 16-bit big-endian"); +PCM_CODEC (PCM_U16LE, AV_SAMPLE_FMT_S16, pcm_u16le, "PCM unsigned 16-bit little-endian"); +PCM_CODEC (PCM_U24BE, AV_SAMPLE_FMT_S32, pcm_u24be, "PCM unsigned 24-bit big-endian"); +PCM_CODEC (PCM_U24LE, AV_SAMPLE_FMT_S32, pcm_u24le, "PCM unsigned 24-bit little-endian"); +PCM_CODEC (PCM_U32BE, AV_SAMPLE_FMT_S32, pcm_u32be, "PCM unsigned 32-bit big-endian"); +PCM_CODEC (PCM_U32LE, AV_SAMPLE_FMT_S32, pcm_u32le, "PCM unsigned 32-bit little-endian"); +PCM_DECODER(PCM_ZORK, AV_SAMPLE_FMT_U8, pcm_zork, "PCM Zork"); + -- cgit v1.2.3