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third_party_ffmpeg/libavcodec/pcm.c
Michael Niedermayer 051d11f659 avcodec/pcm: Fix invalid shift in AV_CODEC_ID_PCM_LXF 
Fixes: left shift of 233 by 24 places cannot be represented in type 'int'
Fixes: 20736/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PCM_LXF_fuzzer-4829212685107200

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-02-21 21:42:11 +01:00

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/*
* 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 "libavutil/float_dsp.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;
case AV_CODEC_ID_PCM_VIDC:
pcm_vidc_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 * 8LL * avctx->sample_rate;
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, 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_S64LE:
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_S64BE:
case AV_CODEC_ID_PCM_S32BE:
case AV_CODEC_ID_PCM_S16BE:
#else
case AV_CODEC_ID_PCM_S64BE:
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_S64LE:
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;
case AV_CODEC_ID_PCM_VIDC:
for (; n > 0; n--) {
v = *samples++;
*dst++ = linear_to_vidc[(v + 32768) >> 2];
}
break;
default:
return -1;
}
*got_packet_ptr = 1;
return 0;
}
typedef struct PCMDecode {
short table[256];
AVFloatDSPContext *fdsp;
float scale;
} 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;
case AV_CODEC_ID_PCM_VIDC:
for (i = 0; i < 256; i++)
s->table[i] = vidc2linear(i);
break;
case AV_CODEC_ID_PCM_F16LE:
case AV_CODEC_ID_PCM_F24LE:
if (avctx->bits_per_coded_sample < 1 || avctx->bits_per_coded_sample > 24)
return AVERROR_INVALIDDATA;
s->scale = 1. / (1 << (avctx->bits_per_coded_sample - 1));
s->fdsp = avpriv_float_dsp_alloc(0);
if (!s->fdsp)
return AVERROR(ENOMEM);
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;
}
static av_cold int pcm_decode_close(AVCodecContext *avctx)
{
PCMDecode *s = avctx->priv_data;
av_freep(&s->fdsp);
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, (uint ## size ## _t)(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, (uint ## size ##_t)(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 (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_S64LE:
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:
case AV_CODEC_ID_PCM_F24LE:
case AV_CODEC_ID_PCM_F16LE:
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_S64BE:
case AV_CODEC_ID_PCM_S32BE:
case AV_CODEC_ID_PCM_S16BE:
#else
case AV_CODEC_ID_PCM_S64BE:
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_F24LE:
case AV_CODEC_ID_PCM_F16LE:
case AV_CODEC_ID_PCM_S64LE:
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_ALAW:
case AV_CODEC_ID_PCM_MULAW:
case AV_CODEC_ID_PCM_VIDC:
for (; n > 0; n--) {
AV_WN16A(samples, s->table[*src++]);
samples += 2;
}
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++ = ((uint32_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++ = ((uint32_t)src[4]<<24) |
(src[3] << 16) |
((src[2] & 0xF0) << 8) |
(src[4] << 4) |
(src[3] >> 4);
src += 5;
}
}
break;
}
default:
return -1;
}
if (avctx->codec_id == AV_CODEC_ID_PCM_F16LE ||
avctx->codec_id == AV_CODEC_ID_PCM_F24LE) {
s->fdsp->vector_fmul_scalar((float *)frame->extended_data[0],
(const float *)frame->extended_data[0],
s->scale, FFALIGN(frame->nb_samples * avctx->channels, 4));
emms_c();
}
*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_, \
.long_name = NULL_IF_CONFIG_SMALL(long_name_), \
.type = AVMEDIA_TYPE_AUDIO, \
.id = AV_CODEC_ID_ ## id_, \
.init = pcm_encode_init, \
.encode2 = pcm_encode_frame, \
.capabilities = AV_CODEC_CAP_VARIABLE_FRAME_SIZE, \
.sample_fmts = (const enum AVSampleFormat[]){ sample_fmt_, \
AV_SAMPLE_FMT_NONE }, \
}
#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_, \
.long_name = NULL_IF_CONFIG_SMALL(long_name_), \
.type = AVMEDIA_TYPE_AUDIO, \
.id = AV_CODEC_ID_ ## id_, \
.priv_data_size = sizeof(PCMDecode), \
.init = pcm_decode_init, \
.close = pcm_decode_close, \
.decode = pcm_decode_frame, \
.capabilities = AV_CODEC_CAP_DR1, \
.sample_fmts = (const enum AVSampleFormat[]){ sample_fmt_, \
AV_SAMPLE_FMT_NONE }, \
}
#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_F16LE, AV_SAMPLE_FMT_FLT, pcm_f16le, "PCM 16.8 floating point little-endian");
PCM_DECODER(PCM_F24LE, AV_SAMPLE_FMT_FLT, pcm_f24le, "PCM 24.0 floating point little-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_CODEC (PCM_S64BE, AV_SAMPLE_FMT_S64, pcm_s64be, "PCM signed 64-bit big-endian");
PCM_CODEC (PCM_S64LE, AV_SAMPLE_FMT_S64, pcm_s64le, "PCM signed 64-bit little-endian");
PCM_CODEC (PCM_VIDC, AV_SAMPLE_FMT_S16, pcm_vidc, "PCM Archimedes VIDC");
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