FFmpeg
|
#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"
Go to the source code of this file.
Data Structures | |
struct | PCMDecode |
Macros | |
#define | ENCODE(type, endian, src, dst, n, shift, offset) |
Write PCM samples macro. More... | |
#define | ENCODE_PLANAR(type, endian, dst, n, shift, offset) |
#define | DECODE(size, endian, src, dst, n, shift, offset) |
Read PCM samples macro. More... | |
#define | DECODE_PLANAR(size, endian, src, dst, n, shift, offset) |
#define | PCM_ENCODER_0(id_, sample_fmt_, name_, long_name_) |
#define | PCM_ENCODER_1(id_, sample_fmt_, name_, 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_) |
#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_) |
Functions | |
static av_cold int | pcm_encode_init (AVCodecContext *avctx) |
static int | pcm_encode_frame (AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet_ptr) |
static av_cold int | pcm_decode_init (AVCodecContext *avctx) |
static av_cold int | pcm_decode_close (AVCodecContext *avctx) |
static int | pcm_decode_frame (AVCodecContext *avctx, void *data, int *got_frame_ptr, AVPacket *avpkt) |
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") | |
PCM codecs
Definition in file pcm.c.
Write PCM samples macro.
type | Datatype of native machine format |
endian | bytestream_put_xxx() suffix |
src | Source pointer (variable name) |
dst | Destination pointer (variable name) |
n | Total number of samples (variable name) |
shift | Bitshift (bits) |
offset | Sample value offset |
Read PCM samples macro.
size | Data size of native machine format |
endian | bytestream_get_xxx() endian suffix |
src | Source pointer (variable name) |
dst | Destination pointer (variable name) |
n | Total number of samples (variable name) |
shift | Bitshift (bits) |
offset | Sample value offset |
#define PCM_ENCODER_1 | ( | 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_DECODER_1 | ( | 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) |
|
static |
|
static |
|
static |
|
static |
|
static |
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" | |||
) |