MediaProcessors
Classes | Typedefs | Functions | Variables
ffmpeg_mp3.c File Reference
#include "ffmpeg_mp3.h"
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <pthread.h>
#include <libcjson/cJSON.h>
#include <libavcodec/avcodec.h>
#include <libmediaprocsutils/log.h>
#include <libmediaprocsutils/stat_codes.h>
#include <libmediaprocsutils/check_utils.h>
#include <libmediaprocsutils/fifo.h>
#include <libmediaprocs/proc_if.h>
#include <libmediaprocs/proc.h>
#include "audio_settings.h"
#include "ffmpeg_audio.h"
#include "proc_frame_2_ffmpeg.h"
Include dependency graph for ffmpeg_mp3.c:

Go to the source code of this file.

Classes

struct  ffmpeg_mp3_enc_settings_ctx_s
 
struct  ffmpeg_mp3_enc_ctx_s
 
struct  ffmpeg_mp3_dec_settings_ctx_s
 
struct  ffmpeg_mp3_dec_ctx_s
 

Typedefs

typedef struct ffmpeg_mp3_enc_settings_ctx_s ffmpeg_mp3_enc_settings_ctx_t
 
typedef struct ffmpeg_mp3_enc_ctx_s ffmpeg_mp3_enc_ctx_t
 
typedef struct ffmpeg_mp3_dec_settings_ctx_s ffmpeg_mp3_dec_settings_ctx_t
 
typedef struct ffmpeg_mp3_dec_ctx_s ffmpeg_mp3_dec_ctx_t
 

Functions

static proc_ctx_t * ffmpeg_mp3_enc_open (const proc_if_t *proc_if, const char *settings_str, log_ctx_t *log_ctx, va_list arg)
 
static void ffmpeg_mp3_enc_close (proc_ctx_t **ref_proc_ctx)
 
static int ffmpeg_mp3_enc_process_frame (proc_ctx_t *proc_ctx, fifo_ctx_t *iput_fifo_ctx, fifo_ctx_t *oput_fifo_ctx)
 
static int ffmpeg_mp3_enc_rest_put (proc_ctx_t *proc_ctx, const char *str)
 
static int ffmpeg_mp3_enc_rest_get (proc_ctx_t *proc_ctx, const proc_if_rest_fmt_t rest_fmt, void **ref_reponse)
 
static int ffmpeg_mp3_enc_settings_ctx_init (volatile ffmpeg_mp3_enc_settings_ctx_t *ffmpeg_mp3_enc_settings_ctx, log_ctx_t *log_ctx)
 
static void ffmpeg_mp3_enc_settings_ctx_deinit (volatile ffmpeg_mp3_enc_settings_ctx_t *ffmpeg_mp3_enc_settings_ctx, log_ctx_t *log_ctx)
 
static proc_ctx_t * ffmpeg_mp3_dec_open (const proc_if_t *proc_if, const char *settings_str, log_ctx_t *log_ctx, va_list arg)
 
static void ffmpeg_mp3_dec_close (proc_ctx_t **ref_proc_ctx)
 
static int ffmpeg_mp3_dec_process_frame (proc_ctx_t *proc_ctx, fifo_ctx_t *iput_fifo_ctx, fifo_ctx_t *oput_fifo_ctx)
 
static int ffmpeg_mp3_dec_rest_put (proc_ctx_t *proc_ctx, const char *str)
 
static int ffmpeg_mp3_dec_rest_get (proc_ctx_t *proc_ctx, const proc_if_rest_fmt_t rest_fmt, void **ref_reponse)
 
static int ffmpeg_mp3_dec_settings_ctx_init (volatile ffmpeg_mp3_dec_settings_ctx_t *ffmpeg_mp3_dec_settings_ctx, log_ctx_t *log_ctx)
 
static void ffmpeg_mp3_dec_settings_ctx_deinit (volatile ffmpeg_mp3_dec_settings_ctx_t *ffmpeg_mp3_dec_settings_ctx, log_ctx_t *log_ctx)
 

Variables

const proc_if_t proc_if_ffmpeg_mp3_enc
 
const proc_if_t proc_if_ffmpeg_mp3_dec
 

Detailed Description

Author
Rafael Antoniello

Definition in file ffmpeg_mp3.c.

Typedef Documentation

typedef struct ffmpeg_mp3_dec_ctx_s ffmpeg_mp3_dec_ctx_t

FFmpeg's MP3 audio decoder context structure.

typedef struct ffmpeg_mp3_dec_settings_ctx_s ffmpeg_mp3_dec_settings_ctx_t

FFmpeg's MP3 audio decoder settings context structure.

typedef struct ffmpeg_mp3_enc_ctx_s ffmpeg_mp3_enc_ctx_t

FFmpeg's MP3 audio encoder context structure.

typedef struct ffmpeg_mp3_enc_settings_ctx_s ffmpeg_mp3_enc_settings_ctx_t

FFmpeg's MP3 audio encoder settings context structure.

Function Documentation

static void ffmpeg_mp3_dec_close ( proc_ctx_t **  ref_proc_ctx)
static

Implements the proc_if_s::close callback. See .proc_if.h for further details.

Definition at line 582 of file ffmpeg_mp3.c.

static proc_ctx_t * ffmpeg_mp3_dec_open ( const proc_if_t *  proc_if,
const char *  settings_str,
log_ctx_t *  log_ctx,
va_list  arg 
)
static

Implements the proc_if_s::open callback. See .proc_if.h for further details.

Definition at line 523 of file ffmpeg_mp3.c.

static int ffmpeg_mp3_dec_process_frame ( proc_ctx_t *  proc_ctx,
fifo_ctx_t *  iput_fifo_ctx,
fifo_ctx_t *  oput_fifo_ctx 
)
static

Implements the proc_if_s::process_frame callback. See .proc_if.h for further details.

Definition at line 613 of file ffmpeg_mp3.c.

static int ffmpeg_mp3_dec_rest_get ( proc_ctx_t *  proc_ctx,
const proc_if_rest_fmt_t  rest_fmt,
void **  ref_reponse 
)
static

Implements the proc_if_s::rest_get callback. See .proc_if.h for further details.

Definition at line 701 of file ffmpeg_mp3.c.

static int ffmpeg_mp3_dec_rest_put ( proc_ctx_t *  proc_ctx,
const char *  str 
)
static

Implements the proc_if_s::rest_put callback. See .proc_if.h for further details.

Definition at line 659 of file ffmpeg_mp3.c.

static void ffmpeg_mp3_dec_settings_ctx_deinit ( volatile ffmpeg_mp3_dec_settings_ctx_t *  ffmpeg_mp3_dec_settings_ctx,
log_ctx_t *  log_ctx 
)
static

Release specific MP3 decoder settings (allocated in heap memory).

Parameters
ffmpeg_mp3_dec_settings_ctx
log_ctx

Definition at line 832 of file ffmpeg_mp3.c.

static int ffmpeg_mp3_dec_settings_ctx_init ( volatile ffmpeg_mp3_dec_settings_ctx_t *  ffmpeg_mp3_dec_settings_ctx,
log_ctx_t *  log_ctx 
)
static

Initialize specific MP3 decoder settings to defaults.

Parameters
ffmpeg_mp3_dec_settings_ctx
log_ctx
Returns
Status code (STAT_SUCCESS code in case of success, for other code values please refer to .stat_codes.h).

Definition at line 802 of file ffmpeg_mp3.c.

static void ffmpeg_mp3_enc_close ( proc_ctx_t **  ref_proc_ctx)
static

Implements the proc_if_s::close callback. See .proc_if.h for further details.

Definition at line 248 of file ffmpeg_mp3.c.

static proc_ctx_t * ffmpeg_mp3_enc_open ( const proc_if_t *  proc_if,
const char *  settings_str,
log_ctx_t *  log_ctx,
va_list  arg 
)
static

Implements the proc_if_s::open callback. See .proc_if.h for further details.

Definition at line 189 of file ffmpeg_mp3.c.

static int ffmpeg_mp3_enc_process_frame ( proc_ctx_t *  proc_ctx,
fifo_ctx_t *  iput_fifo_ctx,
fifo_ctx_t *  oput_fifo_ctx 
)
static

Implements the proc_if_s::process_frame callback. See .proc_if.h for further details.

Definition at line 280 of file ffmpeg_mp3.c.

static int ffmpeg_mp3_enc_rest_get ( proc_ctx_t *  proc_ctx,
const proc_if_rest_fmt_t  rest_fmt,
void **  ref_reponse 
)
static

Implements the proc_if_s::rest_get callback. See .proc_if.h for further details.

Definition at line 368 of file ffmpeg_mp3.c.

static int ffmpeg_mp3_enc_rest_put ( proc_ctx_t *  proc_ctx,
const char *  str 
)
static

Implements the proc_if_s::rest_put callback. See .proc_if.h for further details.

Definition at line 326 of file ffmpeg_mp3.c.

static void ffmpeg_mp3_enc_settings_ctx_deinit ( volatile ffmpeg_mp3_enc_settings_ctx_t *  ffmpeg_mp3_enc_settings_ctx,
log_ctx_t *  log_ctx 
)
static

Release specific MP3 audio encoder settings (allocated in heap memory).

Parameters
ffmpeg_mp3_enc_settings_ctx
log_ctx

Definition at line 499 of file ffmpeg_mp3.c.

static int ffmpeg_mp3_enc_settings_ctx_init ( volatile ffmpeg_mp3_enc_settings_ctx_t *  ffmpeg_mp3_enc_settings_ctx,
log_ctx_t *  log_ctx 
)
static

Initialize specific MP3 audio encoder settings to defaults.

Parameters
ffmpeg_mp3_enc_settings_ctx
log_ctx
Returns
Status code (STAT_SUCCESS code in case of success, for other code values please refer to .stat_codes.h).

Definition at line 469 of file ffmpeg_mp3.c.

Variable Documentation

const proc_if_t proc_if_ffmpeg_mp3_dec
Initial value:
=
{
"ffmpeg_mp3_dec", "decoder", "audio/MPA",
(uint64_t)(PROC_FEATURE_BITRATE|PROC_FEATURE_REGISTER_PTS|
PROC_FEATURE_LATENCY),
ffmpeg_mp3_dec_open,
ffmpeg_mp3_dec_close,
proc_send_frame_default1,
NULL,
proc_recv_frame_default1,
NULL,
ffmpeg_mp3_dec_rest_put,
ffmpeg_mp3_dec_rest_get,
ffmpeg_mp3_dec_process_frame,
NULL,
proc_frame_ctx_2_avpacket,
avpacket_release,
avframe_2_proc_frame_ctx
}
avframe_2_proc_frame_ctx
proc_frame_ctx_t * avframe_2_proc_frame_ctx(const void *avframe_arg)
Definition: proc_frame_2_ffmpeg.c:325
ffmpeg_mp3_dec_rest_get
static int ffmpeg_mp3_dec_rest_get(proc_ctx_t *proc_ctx, const proc_if_rest_fmt_t rest_fmt, void **ref_reponse)
Definition: ffmpeg_mp3.c:701
ffmpeg_mp3_dec_open
static proc_ctx_t * ffmpeg_mp3_dec_open(const proc_if_t *proc_if, const char *settings_str, log_ctx_t *log_ctx, va_list arg)
Definition: ffmpeg_mp3.c:523
ffmpeg_mp3_dec_process_frame
static int ffmpeg_mp3_dec_process_frame(proc_ctx_t *proc_ctx, fifo_ctx_t *iput_fifo_ctx, fifo_ctx_t *oput_fifo_ctx)
Definition: ffmpeg_mp3.c:613
avpacket_release
void avpacket_release(void **ref_avpacket)
Definition: proc_frame_2_ffmpeg.c:316
proc_frame_ctx_2_avpacket
void * proc_frame_ctx_2_avpacket(const proc_frame_ctx_t *proc_frame_ctx)
Definition: proc_frame_2_ffmpeg.c:273
ffmpeg_mp3_dec_close
static void ffmpeg_mp3_dec_close(proc_ctx_t **ref_proc_ctx)
Definition: ffmpeg_mp3.c:582
ffmpeg_mp3_dec_rest_put
static int ffmpeg_mp3_dec_rest_put(proc_ctx_t *proc_ctx, const char *str)
Definition: ffmpeg_mp3.c:659

Processor interface implementing the FFmpeg wrapper of the MP3 decoder.

Definition at line 165 of file ffmpeg_mp3.c.

const proc_if_t proc_if_ffmpeg_mp3_enc
Initial value:
=
{
"ffmpeg_mp3_enc", "encoder", "audio/MPA",
(uint64_t)(PROC_FEATURE_BITRATE|PROC_FEATURE_REGISTER_PTS|
PROC_FEATURE_LATENCY),
ffmpeg_mp3_enc_open,
ffmpeg_mp3_enc_close,
proc_send_frame_default1,
NULL,
proc_recv_frame_default1,
NULL,
ffmpeg_mp3_enc_rest_put,
ffmpeg_mp3_enc_rest_get,
ffmpeg_mp3_enc_process_frame,
NULL,
proc_frame_ctx_2_avframe,
avframe_release,
avpacket_2_proc_frame_ctx
}
avframe_release
void avframe_release(void **ref_avfame)
Definition: proc_frame_2_ffmpeg.c:228
ffmpeg_mp3_enc_rest_put
static int ffmpeg_mp3_enc_rest_put(proc_ctx_t *proc_ctx, const char *str)
Definition: ffmpeg_mp3.c:326
ffmpeg_mp3_enc_rest_get
static int ffmpeg_mp3_enc_rest_get(proc_ctx_t *proc_ctx, const proc_if_rest_fmt_t rest_fmt, void **ref_reponse)
Definition: ffmpeg_mp3.c:368
avpacket_2_proc_frame_ctx
proc_frame_ctx_t * avpacket_2_proc_frame_ctx(const void *avpacket_arg)
Definition: proc_frame_2_ffmpeg.c:236
ffmpeg_mp3_enc_process_frame
static int ffmpeg_mp3_enc_process_frame(proc_ctx_t *proc_ctx, fifo_ctx_t *iput_fifo_ctx, fifo_ctx_t *oput_fifo_ctx)
Definition: ffmpeg_mp3.c:280
ffmpeg_mp3_enc_open
static proc_ctx_t * ffmpeg_mp3_enc_open(const proc_if_t *proc_if, const char *settings_str, log_ctx_t *log_ctx, va_list arg)
Definition: ffmpeg_mp3.c:189
proc_frame_ctx_2_avframe
void * proc_frame_ctx_2_avframe(const proc_frame_ctx_t *proc_frame_ctx)
Definition: proc_frame_2_ffmpeg.c:47
ffmpeg_mp3_enc_close
static void ffmpeg_mp3_enc_close(proc_ctx_t **ref_proc_ctx)
Definition: ffmpeg_mp3.c:248

Processor interface implementing the FFmpeg wrapper of the MP3 encoder.

Definition at line 145 of file ffmpeg_mp3.c.

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