#include "config.h"
#include <stdio.h>
#include "cmdutils.h"
#include "fopen_utf8.h"
#include "opt_common.h"
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/bprint.h"
#include "libavutil/channel_layout.h"
#include "libavutil/cpu.h"
#include "libavutil/dict.h"
#include "libavutil/error.h"
#include "libavutil/ffversion.h"
#include "libavutil/log.h"
#include "libavutil/mem.h"
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "libavutil/version.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/bsf.h"
#include "libavcodec/codec.h"
#include "libavcodec/codec_desc.h"
#include "libavcodec/version.h"
#include "libavformat/avformat.h"
#include "libavformat/version.h"
#include "libavdevice/avdevice.h"
#include "libavdevice/version.h"
#include "libavfilter/avfilter.h"
#include "libavfilter/version.h"
#include "libswscale/swscale.h"
#include "libswscale/version.h"
#include "libswresample/swresample.h"
#include "libswresample/version.h"

Macros
#define	INDENT 1

#define	SHOW_VERSION 2

#define	SHOW_CONFIG 4

#define	SHOW_COPYRIGHT 8

#define	PRINT_LIB_INFO(libname, LIBNAME, flags, level)

#define	PRINT_CODEC_SUPPORTED(codec, config, type, name, elem, fmt, ...)

#define	sws_isSupportedInput(x) 0

#define	sws_isSupportedOutput(x) 0

Enumerations
enum	show_muxdemuxers { SHOW_DEFAULT, SHOW_DEMUXERS, SHOW_MUXERS }

enum	show_codec { SHOW_DECODER, SHOW_ENCODER }

Functions
int	show_license (void optctx, const char opt, const char *arg)
	Print the license of the program to stdout. More...

static void	print_all_libs_info (int flags, int level)

static void	print_program_info (int flags, int level)

static void	print_buildconf (int flags, int level)

void	show_banner (int argc, char *argv, const OptionDef options)
	Print the program banner to stderr. More...

int	show_version (void optctx, const char opt, const char *arg)
	Print the version of the program to stdout. More...

int	show_buildconf (void optctx, const char opt, const char *arg)
	Print the build configuration of the program to stdout. More...

static const char *	get_channel_layout_desc (const AVChannelLayout layout, AVBPrint bp)

static void	print_codec (const AVCodec *c)

static const AVCodec *	next_codec_for_id (enum AVCodecID id, void **iter, int encoder)

static void	show_help_codec (const char *name, int encoder)

static void	show_help_demuxer (const char *name)

static void	show_help_protocol (const char *name)

static void	show_help_muxer (const char *name)

static void	show_help_bsf (const char *name)

int	show_help (void optctx, const char opt, const char *arg)
	Generic -h handler common to all fftools. More...

static void	print_codecs_for_id (enum AVCodecID id, int encoder)

static int	compare_codec_desc (const void a, const void b)

static int	get_codecs_sorted (const AVCodecDescriptor ***rcodecs)

static char	get_media_type_char (enum AVMediaType type)

int	show_codecs (void optctx, const char opt, const char *arg)
	Print a listing containing all the codecs supported by the program. More...

static int	print_codecs (int encoder)

int	show_decoders (void optctx, const char opt, const char *arg)
	Print a listing containing all the decoders supported by the program. More...

int	show_encoders (void optctx, const char opt, const char *arg)
	Print a listing containing all the encoders supported by the program. More...

int	show_bsfs (void optctx, const char opt, const char *arg)
	Print a listing containing all the bit stream filters supported by the program. More...

int	show_filters (void optctx, const char opt, const char *arg)
	Print a listing containing all the filters supported by the program. More...

static int	is_device (const AVClass *avclass)

static int	show_formats_devices (void optctx, const char opt, const char *arg, int device_only, int muxdemuxers)

int	show_formats (void optctx, const char opt, const char *arg)
	Print a listing containing all the formats supported by the program (including devices). More...

int	show_muxers (void optctx, const char opt, const char *arg)
	Print a listing containing all the muxers supported by the program (including devices). More...

int	show_demuxers (void optctx, const char opt, const char *arg)
	Print a listing containing all the demuxer supported by the program (including devices). More...

int	show_devices (void optctx, const char opt, const char *arg)
	Print a listing containing all the devices supported by the program. More...

int	show_protocols (void optctx, const char opt, const char *arg)
	Print a listing containing all the protocols supported by the program. More...

int	show_colors (void optctx, const char opt, const char *arg)
	Print a listing containing all the color names and values recognized by the program. More...

int	show_pix_fmts (void optctx, const char opt, const char *arg)
	Print a listing containing all the pixel formats supported by the program. More...

int	show_layouts (void optctx, const char opt, const char *arg)
	Print a listing containing all the standard channel layouts supported by the program. More...

int	show_sample_fmts (void optctx, const char opt, const char *arg)
	Print a listing containing all the sample formats supported by the program. More...

int	show_dispositions (void optctx, const char opt, const char *arg)
	Print a listing containing all supported stream dispositions. More...

int	opt_cpuflags (void optctx, const char opt, const char *arg)
	Override the cpuflags. More...

int	opt_cpucount (void optctx, const char opt, const char *arg)
	Override the cpucount. More...

static void	expand_filename_template (AVBPrint bp, const char template, struct tm *tm)

static void	log_callback_report (void ptr, int level, const char fmt, va_list vl)

int	init_report (const char env, FILE *file)

int	opt_report (void optctx, const char opt, const char *arg)

int	opt_max_alloc (void optctx, const char opt, const char *arg)

int	opt_loglevel (void optctx, const char opt, const char *arg)
	Set the libav* libraries log level. More...

Variables
static FILE *	report_file

static int	report_file_level = AV_LOG_DEBUG

static int	warned_cfg = 0

Macro Definition Documentation

◆ INDENT

#define INDENT 1

Definition at line 155 of file opt_common.c.

◆ SHOW_VERSION

#define SHOW_VERSION 2

Definition at line 156 of file opt_common.c.

◆ SHOW_CONFIG

#define SHOW_CONFIG 4

Definition at line 157 of file opt_common.c.

◆ SHOW_COPYRIGHT

#define SHOW_COPYRIGHT 8

Definition at line 158 of file opt_common.c.

◆ PRINT_LIB_INFO

#define PRINT_LIB_INFO	(	libname,
		LIBNAME,
		flags,
		level
	)

Value:

    if (CONFIG_##LIBNAME) {                                             \
        const char *indent = flags & INDENT? "  " : "";                 \
        if (flags & SHOW_VERSION) {                                     \
            unsigned int version = libname##_version();                 \
            av_log(NULL, level,                                         \
                   "%slib%-11s %2d.%3d.%3d / %2d.%3d.%3d\n",            \
                   indent, #libname,                                    \
                   LIB##LIBNAME##_VERSION_MAJOR,                        \
                   LIB##LIBNAME##_VERSION_MINOR,                        \
                   LIB##LIBNAME##_VERSION_MICRO,                        \
                   AV_VERSION_MAJOR(version), AV_VERSION_MINOR(version),\
                   AV_VERSION_MICRO(version));                          \
        }                                                               \
        if (flags & SHOW_CONFIG) {                                      \
            const char *cfg = libname##_configuration();                \
            if (strcmp(FFMPEG_CONFIGURATION, cfg)) {                    \
                if (!warned_cfg) {                                      \
                    av_log(NULL, level,                                 \
                            "%sWARNING: library configuration mismatch\n", \
                            indent);                                    \
                    warned_cfg = 1;                                     \
                }                                                       \
                av_log(NULL, level, "%s%-11s configuration: %s\n",      \
                        indent, #libname, cfg);                         \
            }                                                           \
        }                                                               \
    }                                                                   \

Definition at line 160 of file opt_common.c.

◆ PRINT_CODEC_SUPPORTED

#define PRINT_CODEC_SUPPORTED	(	codec,
		config,
		type,
		name,
		elem,
		fmt,
		...
	)

Value:

    do {                                                                        \
        int num = 0;                                                            \
        const type *elem = NULL;                                                \
        avcodec_get_supported_config(NULL, codec, config, 0,                    \
                                     (const void **) &elem, &num);              \
        if (elem) {                                                             \
            printf("    Supported " name ":");                                  \
            for (int i = 0; i < num; i++) {                                     \
                printf(" " fmt, __VA_ARGS__);                                   \
                elem++;                                                         \
            }                                                                   \
            printf("\n");                                                       \
        }                                                                       \
    } while (0)

Definition at line 268 of file opt_common.c.

◆ sws_isSupportedInput

#define sws_isSupportedInput ( x ) 0

◆ sws_isSupportedOutput

#define sws_isSupportedOutput ( x ) 0

Enumeration Type Documentation

◆ show_muxdemuxers

enum show_muxdemuxers

Enumerator
SHOW_DEFAULT
SHOW_DEMUXERS
SHOW_MUXERS

Definition at line 65 of file opt_common.c.

◆ show_codec

enum show_codec

Enumerator
SHOW_DECODER
SHOW_ENCODER

Definition at line 71 of file opt_common.c.

Function Documentation

◆ show_license()

int show_license	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print the license of the program to stdout.

The license depends on the license of the libraries compiled into the program. This option processing function does not utilize the arguments.

Definition at line 79 of file opt_common.c.

◆ print_all_libs_info()

static void print_all_libs_info	(	int	flags,
		int	level
	)

static

Definition at line 189 of file opt_common.c.

Referenced by show_banner(), and show_version().

◆ print_program_info()

static void print_program_info	(	int	flags,
		int	level
	)

static

Definition at line 200 of file opt_common.c.

Referenced by show_banner(), and show_version().

◆ print_buildconf()

static void print_buildconf	(	int	flags,
		int	level
	)

static

Definition at line 214 of file opt_common.c.

Referenced by show_buildconf().

◆ show_banner()

void show_banner	(	int	argc,
		char **	argv,
		const OptionDef *	options
	)

Print the program banner to stderr.

The banner contents depend on the current version of the repository and of the libav* libraries used by the program.

Definition at line 240 of file opt_common.c.

Referenced by main().

◆ show_version()

int show_version	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print the version of the program to stdout.

The version message depends on the current versions of the repository and of the libav* libraries. This option processing function does not utilize the arguments.

Definition at line 251 of file opt_common.c.

◆ show_buildconf()

int show_buildconf	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print the build configuration of the program to stdout.

The contents depend on the definition of FFMPEG_CONFIGURATION. This option processing function does not utilize the arguments.

Definition at line 260 of file opt_common.c.

◆ get_channel_layout_desc()

static const char* get_channel_layout_desc	(	const AVChannelLayout *	layout,
		AVBPrint *	bp
	)

static

Definition at line 284 of file opt_common.c.

Referenced by print_codec().

◆ print_codec()

static void print_codec ( const AVCodec * c )

static

Definition at line 294 of file opt_common.c.

Referenced by show_help_codec().

◆ next_codec_for_id()

static const AVCodec* next_codec_for_id	(	enum AVCodecID	id,
		void **	iter,
		int	encoder
	)

static

Definition at line 385 of file opt_common.c.

Referenced by print_codecs(), print_codecs_for_id(), show_codecs(), and show_help_codec().

◆ show_help_codec()

static void show_help_codec	(	const char *	name,
		int	encoder
	)

static

Definition at line 397 of file opt_common.c.

Referenced by show_help().

◆ show_help_demuxer()

static void show_help_demuxer ( const char * name )

static

Definition at line 433 of file opt_common.c.

Referenced by show_help().

◆ show_help_protocol()

static void show_help_protocol ( const char * name )

static

Definition at line 451 of file opt_common.c.

Referenced by show_help().

◆ show_help_muxer()

static void show_help_muxer ( const char * name )

static

Definition at line 469 of file opt_common.c.

Referenced by show_help().

◆ show_help_bsf()

static void show_help_bsf ( const char * name )

static

Definition at line 558 of file opt_common.c.

Referenced by show_help().

◆ show_help()

int show_help	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Generic -h handler common to all fftools.

Definition at line 584 of file opt_common.c.

◆ print_codecs_for_id()

static void print_codecs_for_id	(	enum AVCodecID	id,
		int	encoder
	)

static

Definition at line 622 of file opt_common.c.

Referenced by show_codecs().

◆ compare_codec_desc()

static int compare_codec_desc	(	const void *	a,
		const void *	b
	)

static

Definition at line 635 of file opt_common.c.

Referenced by get_codecs_sorted().

◆ get_codecs_sorted()

static int get_codecs_sorted ( const AVCodecDescriptor *** rcodecs )

static

Definition at line 644 of file opt_common.c.

Referenced by print_codecs(), and show_codecs().

◆ get_media_type_char()

static char get_media_type_char ( enum AVMediaType type )

static

Definition at line 663 of file opt_common.c.

Referenced by print_codecs(), show_codecs(), and show_filters().

◆ show_codecs()

int show_codecs	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the codecs supported by the program.

This option processing function does not utilize the arguments.

Definition at line 675 of file opt_common.c.

◆ print_codecs()

static int print_codecs ( int encoder )

static

Definition at line 736 of file opt_common.c.

Referenced by show_decoders(), and show_encoders().

◆ show_decoders()

int show_decoders	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the decoders supported by the program.

Definition at line 780 of file opt_common.c.

◆ show_encoders()

int show_encoders	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the encoders supported by the program.

Definition at line 785 of file opt_common.c.

◆ show_bsfs()

int show_bsfs	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the bit stream filters supported by the program.

This option processing function does not utilize the arguments.

Definition at line 790 of file opt_common.c.

◆ show_filters()

int show_filters	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the filters supported by the program.

This option processing function does not utilize the arguments.

Definition at line 802 of file opt_common.c.

◆ is_device()

static int is_device ( const AVClass * avclass )

static

Definition at line 850 of file opt_common.c.

Referenced by show_formats_devices().

◆ show_formats_devices()

static int show_formats_devices	(	void *	optctx,
		const char *	opt,
		const char *	arg,
		int	device_only,
		int	muxdemuxers
	)

static

Definition at line 857 of file opt_common.c.

Referenced by show_demuxers(), show_devices(), show_formats(), and show_muxers().

◆ show_formats()

int show_formats	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the formats supported by the program (including devices).

This option processing function does not utilize the arguments.

Definition at line 932 of file opt_common.c.

◆ show_muxers()

int show_muxers	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the muxers supported by the program (including devices).

This option processing function does not utilize the arguments.

Definition at line 937 of file opt_common.c.

◆ show_demuxers()

int show_demuxers	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the demuxer supported by the program (including devices).

This option processing function does not utilize the arguments.

Definition at line 942 of file opt_common.c.

◆ show_devices()

int show_devices	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the devices supported by the program.

This option processing function does not utilize the arguments.

Definition at line 947 of file opt_common.c.

◆ show_protocols()

int show_protocols	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the protocols supported by the program.

This option processing function does not utilize the arguments.

Definition at line 952 of file opt_common.c.

◆ show_colors()

int show_colors	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the color names and values recognized by the program.

Definition at line 967 of file opt_common.c.

◆ show_pix_fmts()

int show_pix_fmts	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the pixel formats supported by the program.

This option processing function does not utilize the arguments.

Definition at line 981 of file opt_common.c.

◆ show_layouts()

int show_layouts	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the standard channel layouts supported by the program.

This option processing function does not utilize the arguments.

Definition at line 1019 of file opt_common.c.

◆ show_sample_fmts()

int show_sample_fmts	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all the sample formats supported by the program.

Definition at line 1052 of file opt_common.c.

◆ show_dispositions()

int show_dispositions	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Print a listing containing all supported stream dispositions.

Definition at line 1061 of file opt_common.c.

◆ opt_cpuflags()

int opt_cpuflags	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Override the cpuflags.

Definition at line 1071 of file opt_common.c.

◆ opt_cpucount()

int opt_cpucount	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Override the cpucount.

Definition at line 1083 of file opt_common.c.

◆ expand_filename_template()

static void expand_filename_template	(	AVBPrint *	bp,
		const char *	template,
		struct tm *	tm
	)

static

Definition at line 1109 of file opt_common.c.

Referenced by init_report().

◆ log_callback_report()

static void log_callback_report	(	void *	ptr,
		int	level,
		const char *	fmt,
		va_list	vl
	)

static

Definition at line 1137 of file opt_common.c.

Referenced by init_report().

◆ init_report()

int init_report	(	const char *	env,
		FILE **	file
	)

Definition at line 1153 of file opt_common.c.

Referenced by opt_report(), and parse_loglevel().

◆ opt_report()

int opt_report	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Definition at line 1238 of file opt_common.c.

◆ opt_max_alloc()

int opt_max_alloc	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Definition at line 1243 of file opt_common.c.

◆ opt_loglevel()

int opt_loglevel	(	void *	optctx,
		const char *	opt,
		const char *	arg
	)

Set the libav* libraries log level.

Definition at line 1257 of file opt_common.c.

Referenced by parse_loglevel().

Variable Documentation

◆ report_file

FILE* report_file

static

Definition at line 76 of file opt_common.c.

Referenced by dump_argument(), init_report(), log_callback_report(), and parse_loglevel().

◆ report_file_level

int report_file_level = AV_LOG_DEBUG

static

Definition at line 77 of file opt_common.c.

Referenced by init_report(), and log_callback_report().

◆ warned_cfg

int warned_cfg = 0

static

Definition at line 153 of file opt_common.c.

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ INDENT

◆ SHOW_VERSION

◆ SHOW_CONFIG

◆ SHOW_COPYRIGHT

◆ PRINT_LIB_INFO

◆ PRINT_CODEC_SUPPORTED

◆ sws_isSupportedInput

◆ sws_isSupportedOutput

Enumeration Type Documentation

◆ show_muxdemuxers

◆ show_codec

Function Documentation

◆ show_license()

◆ print_all_libs_info()

◆ print_program_info()

◆ print_buildconf()

◆ show_banner()

◆ show_version()

◆ show_buildconf()

◆ get_channel_layout_desc()

◆ print_codec()

◆ next_codec_for_id()

◆ show_help_codec()

◆ show_help_demuxer()

◆ show_help_protocol()

◆ show_help_muxer()

◆ show_help_bsf()

◆ show_help()

◆ print_codecs_for_id()

◆ compare_codec_desc()

◆ get_codecs_sorted()

◆ get_media_type_char()

◆ show_codecs()

◆ print_codecs()

◆ show_decoders()

◆ show_encoders()

◆ show_bsfs()

◆ show_filters()

◆ is_device()

◆ show_formats_devices()

◆ show_formats()

◆ show_muxers()

◆ show_demuxers()

◆ show_devices()

◆ show_protocols()

◆ show_colors()

◆ show_pix_fmts()

◆ show_layouts()

◆ show_sample_fmts()

◆ show_dispositions()

◆ opt_cpuflags()

◆ opt_cpucount()

◆ expand_filename_template()

◆ log_callback_report()

◆ init_report()

◆ opt_report()

◆ opt_max_alloc()

◆ opt_loglevel()

Variable Documentation

◆ report_file

◆ report_file_level

◆ warned_cfg