ffmpeg_core.c File Reference

#include <retro_common_api.h>
#include <stdint.h>
#include <stdlib.h>
#include <stdbool.h>
#include <stdio.h>
#include <assert.h>
#include <stdarg.h>
#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
#include <libswscale/swscale.h>
#include <libavutil/imgutils.h>
#include <libavutil/time.h>
#include <libavutil/opt.h>
#include <libavdevice/avdevice.h>
#include <rthreads/rthreads.h>
#include <queues/fifo_queue.h>
#include <string/stdstring.h>
#include <libretro.h>

Include dependency graph for ffmpeg_core.c:

Classes
struct	attachment
struct	frame

Macros
#define	CORE_PREFIX(s)   s
#define	PIX_FMT_RGB32   AV_PIX_FMT_RGB32
#define	LOG_ERR(msg)
#define	MAX_STREAMS   8

Functions
static void	fallback_log (enum retro_log_level level, const char *fmt,...)
static retro_video_refresh_t	CORE_PREFIX (video_cb)
static retro_audio_sample_t	CORE_PREFIX (audio_cb)
static retro_audio_sample_batch_t	CORE_PREFIX (audio_batch_cb)
static retro_environment_t	CORE_PREFIX (environ_cb)
static retro_input_poll_t	CORE_PREFIX (input_poll_cb)
static retro_input_state_t	CORE_PREFIX (input_state_cb)
static void	append_attachment (const uint8_t *data, size_t size)
void CORE_PREFIX()	retro_init (void)
void CORE_PREFIX()	retro_deinit (void)
unsigned CORE_PREFIX()	retro_api_version (void)
void CORE_PREFIX()	retro_set_controller_port_device (unsigned port, unsigned device)
void CORE_PREFIX()	retro_get_system_info (struct retro_system_info *info)
void CORE_PREFIX()	retro_get_system_av_info (struct retro_system_av_info *info)
void CORE_PREFIX()	retro_set_environment (retro_environment_t cb)
void CORE_PREFIX()	retro_set_audio_sample (retro_audio_sample_t cb)
void CORE_PREFIX()	retro_set_audio_sample_batch (retro_audio_sample_batch_t cb)
void CORE_PREFIX()	retro_set_input_poll (retro_input_poll_t cb)
void CORE_PREFIX()	retro_set_input_state (retro_input_state_t cb)
void CORE_PREFIX()	retro_set_video_refresh (retro_video_refresh_t cb)
void CORE_PREFIX()	retro_reset (void)
static void	check_variables (void)
static void	seek_frame (int seek_frames)
void CORE_PREFIX()	retro_run (void)
static bool	open_codec (AVCodecContext **ctx, unsigned index)
static bool	codec_is_image (enum AVCodecID id)
static bool	codec_id_is_ttf (enum AVCodecID id)
static bool	open_codecs (void)
static bool	init_media_info (void)
static void	set_colorspace (struct SwsContext *sws, unsigned width, unsigned height, enum AVColorSpace default_color, int in_range)
static bool	decode_video (AVPacket *pkt, AVFrame *frame, AVFrame *conv, struct SwsContext *sws)
static int16_t *	decode_audio (AVCodecContext *ctx, AVPacket *pkt, AVFrame *frame, int16_t *buffer, size_t *buffer_cap, SwrContext *swr)
static void	decode_thread_seek (double time)
static void	decode_thread (void *data)
void CORE_PREFIX()	retro_unload_game (void)
bool CORE_PREFIX()	retro_load_game (const struct retro_game_info *info)
unsigned CORE_PREFIX()	retro_get_region (void)
bool CORE_PREFIX()	retro_load_game_special (unsigned type, const struct retro_game_info *info, size_t num)
size_t CORE_PREFIX()	retro_serialize_size (void)
bool CORE_PREFIX()	retro_serialize (void *data, size_t size)
bool CORE_PREFIX()	retro_unserialize (const void *data, size_t size)
void *CORE_PREFIX()	retro_get_memory_data (unsigned id)
size_t CORE_PREFIX()	retro_get_memory_size (unsigned id)
void CORE_PREFIX()	retro_cheat_reset (void)
void CORE_PREFIX()	retro_cheat_set (unsigned index, bool enabled, const char *code)

Variables
static bool	reset_triggered
retro_log_printf_t	log_cb
static AVFormatContext *	fctx
static AVCodecContext *	vctx
static int	video_stream
static enum AVColorSpace	colorspace
static AVCodecContext *	actx [MAX_STREAMS]
static AVCodecContext *	sctx [MAX_STREAMS]
static int	audio_streams [MAX_STREAMS]
static int	audio_streams_num
static int	audio_streams_ptr
static int	subtitle_streams [MAX_STREAMS]
static int	subtitle_streams_num
static int	subtitle_streams_ptr
static struct attachment *	attachments
static size_t	attachments_size
static uint64_t	frame_cnt
static uint64_t	audio_frames
static double	pts_bias
static volatile bool	decode_thread_dead
static fifo_buffer_t *	video_decode_fifo
static fifo_buffer_t *	audio_decode_fifo
static scond_t *	fifo_cond
static scond_t *	fifo_decode_cond
static slock_t *	fifo_lock
static slock_t *	decode_thread_lock
static sthread_t *	decode_thread_handle
static double	decode_last_video_time
static double	decode_last_audio_time
static uint32_t *	video_frame_temp_buffer
static bool	main_sleeping
static bool	do_seek
static double	seek_time
static struct frame	frames [2]
struct {
unsigned   width
unsigned   height
double   interpolate_fps
unsigned   sample_rate
float   aspect
}	media

Macro Definition Documentation

CORE_PREFIX

#define CORE_PREFIX

(

s

)

s

LOG_ERR

#define LOG_ERR

(

msg

)

Value:

do { \
 log_cb(RETRO_LOG_ERROR, "[FFmpeg]: " msg "\n"); \
} while(0)

MAX_STREAMS

#define MAX_STREAMS   8

PIX_FMT_RGB32

#define PIX_FMT_RGB32   AV_PIX_FMT_RGB32

Function Documentation

append_attachment()

static void append_attachment ( const uint8_t *  data, size_t  size  )

static

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check_variables()

static void check_variables ( void  )

static

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codec_id_is_ttf()

static bool codec_id_is_ttf ( enum AVCodecID  id )

static

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codec_is_image()

static bool codec_is_image ( enum AVCodecID  id )

static

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CORE_PREFIX() [1/6]

static retro_video_refresh_t CORE_PREFIX ( video_cb  )

static

CORE_PREFIX() [2/6]

static retro_audio_sample_t CORE_PREFIX ( audio_cb  )

static

CORE_PREFIX() [3/6]

static retro_audio_sample_batch_t CORE_PREFIX ( audio_batch_cb  )

static

CORE_PREFIX() [4/6]

static retro_environment_t CORE_PREFIX ( environ_cb  )

static

CORE_PREFIX() [5/6]

static retro_input_poll_t CORE_PREFIX ( input_poll_cb  )

static

CORE_PREFIX() [6/6]

static retro_input_state_t CORE_PREFIX ( input_state_cb  )

static

decode_audio()

static int16_t* decode_audio ( AVCodecContext *  ctx, AVPacket *  pkt, AVFrame *  frame, int16_t *  buffer, size_t *  buffer_cap, SwrContext *  swr  )

static

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decode_thread()

static void decode_thread ( void *  data )

static

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decode_thread_seek()

static void decode_thread_seek ( double  time )

static

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decode_video()

static bool decode_video ( AVPacket *  pkt, AVFrame *  frame, AVFrame *  conv, struct SwsContext *  sws  )

static

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fallback_log()

static void fallback_log ( enum retro_log_level  level, const char *  fmt,   ...  )

static

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init_media_info()

static bool init_media_info ( void  )

static

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open_codec()

static bool open_codec ( AVCodecContext **  ctx, unsigned  index  )

static

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open_codecs()

static bool open_codecs ( void  )

static

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retro_api_version()

unsigned CORE_PREFIX() retro_api_version

(

void

)

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retro_cheat_reset()

void CORE_PREFIX() retro_cheat_reset

(

void

)

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retro_cheat_set()

void CORE_PREFIX() retro_cheat_set	(	unsigned	index,
		bool	enabled,
		const char *	code
	)

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retro_deinit()

void CORE_PREFIX() retro_deinit

(

void

)

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retro_get_memory_data()

void* CORE_PREFIX() retro_get_memory_data

(

unsigned

id

)

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retro_get_memory_size()

size_t CORE_PREFIX() retro_get_memory_size

(

unsigned

id

)

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retro_get_region()

unsigned CORE_PREFIX() retro_get_region

(

void

)

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retro_get_system_av_info()

void CORE_PREFIX() retro_get_system_av_info

(

struct retro_system_av_info *

info

)

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retro_get_system_info()

void CORE_PREFIX() retro_get_system_info

(

struct retro_system_info *

info

)

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retro_init()

void CORE_PREFIX() retro_init

(

void

)

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retro_load_game()

bool CORE_PREFIX() retro_load_game

(

const struct retro_game_info *

info

)

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retro_load_game_special()

bool CORE_PREFIX() retro_load_game_special	(	unsigned	type,
		const struct retro_game_info *	info,
		size_t	num
	)

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retro_reset()

void CORE_PREFIX() retro_reset

(

void

)

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retro_run()

void CORE_PREFIX() retro_run

(

void

)

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retro_serialize()

bool CORE_PREFIX() retro_serialize	(	void *	data,
		size_t	size
	)

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retro_serialize_size()

size_t CORE_PREFIX() retro_serialize_size

(

void

)

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retro_set_audio_sample()

void CORE_PREFIX() retro_set_audio_sample

(

retro_audio_sample_t

cb

)

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retro_set_audio_sample_batch()

void CORE_PREFIX() retro_set_audio_sample_batch

(

retro_audio_sample_batch_t

cb

)

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retro_set_controller_port_device()

void CORE_PREFIX() retro_set_controller_port_device	(	unsigned	port,
		unsigned	device
	)

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retro_set_environment()

void CORE_PREFIX() retro_set_environment

(

retro_environment_t

cb

)

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retro_set_input_poll()

void CORE_PREFIX() retro_set_input_poll

(

retro_input_poll_t

cb

)

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retro_set_input_state()

void CORE_PREFIX() retro_set_input_state

(

retro_input_state_t

cb

)

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retro_set_video_refresh()

void CORE_PREFIX() retro_set_video_refresh

(

retro_video_refresh_t

cb

)

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retro_unload_game()

void CORE_PREFIX() retro_unload_game

(

void

)

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retro_unserialize()

bool CORE_PREFIX() retro_unserialize	(	const void *	data,
		size_t	size
	)

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seek_frame()

static void seek_frame ( int  seek_frames )

static

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set_colorspace()

static void set_colorspace ( struct SwsContext *  sws, unsigned  width, unsigned  height, enum AVColorSpace  default_color, int  in_range  )

static

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Variable Documentation

actx

AVCodecContext* actx[MAX_STREAMS]

static

aspect

float aspect

attachments

struct attachment* attachments

static

attachments_size

size_t attachments_size

static

audio_decode_fifo

fifo_buffer_t* audio_decode_fifo

static

audio_frames

uint64_t audio_frames

static

audio_streams

int audio_streams[MAX_STREAMS]

static

audio_streams_num

int audio_streams_num

static

audio_streams_ptr

int audio_streams_ptr

static

colorspace

enum AVColorSpace colorspace

static

decode_last_audio_time

double decode_last_audio_time

static

decode_last_video_time

double decode_last_video_time

static

decode_thread_dead

volatile bool decode_thread_dead

static

decode_thread_handle

sthread_t* decode_thread_handle

static

decode_thread_lock

slock_t* decode_thread_lock

static

do_seek

bool do_seek

static

fctx

AVFormatContext* fctx

static

fifo_cond

scond_t* fifo_cond

static

fifo_decode_cond

scond_t* fifo_decode_cond

static

fifo_lock

slock_t* fifo_lock

static

frame_cnt

uint64_t frame_cnt

static

frames

struct frame frames[2]

static

height

unsigned height

interpolate_fps

double interpolate_fps

log_cb

retro_log_printf_t log_cb

main_sleeping

bool main_sleeping

static

media

struct { ... } media

pts_bias

double pts_bias

static

reset_triggered

bool reset_triggered

static

sample_rate

unsigned sample_rate

sctx

AVCodecContext* sctx[MAX_STREAMS]

static

seek_time

double seek_time

static

subtitle_streams

int subtitle_streams[MAX_STREAMS]

static

subtitle_streams_num

int subtitle_streams_num

static

subtitle_streams_ptr

int subtitle_streams_ptr

static

vctx

AVCodecContext* vctx

static

video_decode_fifo

fifo_buffer_t* video_decode_fifo

static

video_frame_temp_buffer

uint32_t* video_frame_temp_buffer

static

video_stream

int video_stream

static

width

unsigned width