diff options
Diffstat (limited to 'cmdutils.h')
| -rw-r--r-- | cmdutils.h | 165 |
1 files changed, 114 insertions, 51 deletions
diff --git a/cmdutils.h b/cmdutils.h index 45d98586fa..e75d8d3161 100644 --- a/cmdutils.h +++ b/cmdutils.h @@ -2,33 +2,38 @@ * Various utilities for command line tools * copyright (c) 2003 Fabrice Bellard * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#ifndef LIBAV_CMDUTILS_H -#define LIBAV_CMDUTILS_H +#ifndef CMDUTILS_H +#define CMDUTILS_H #include <stdint.h> +#include "config.h" #include "libavcodec/avcodec.h" #include "libavfilter/avfilter.h" #include "libavformat/avformat.h" #include "libswscale/swscale.h" +#ifdef _WIN32 +#undef main /* We don't want SDL to override our main() */ +#endif + /** * program name, defined by the program for show_version(). */ @@ -41,8 +46,10 @@ extern const int program_birth_year; extern AVCodecContext *avcodec_opts[AVMEDIA_TYPE_NB]; extern AVFormatContext *avformat_opts; -extern struct SwsContext *sws_opts; +extern AVDictionary *sws_dict; +extern AVDictionary *swr_opts; extern AVDictionary *format_opts, *codec_opts, *resample_opts; +extern int hide_banner; /** * Register a program-specific cleanup routine. @@ -55,6 +62,11 @@ void register_exit(void (*cb)(int ret)); void exit_program(int ret) av_noreturn; /** + * Initialize dynamic library loading + */ +void init_dynload(void); + +/** * Initialize the cmdutils option system, in particular * allocate the *_opts contexts. */ @@ -67,12 +79,12 @@ void uninit_opts(void); /** * Trivial log callback. - * Only suitable for show_help and similar since it lacks prefix handling. + * Only suitable for opt_help and similar since it lacks prefix handling. */ void log_callback_help(void* ptr, int level, const char* fmt, va_list vl); /** - * Override the cpuflags mask. + * Override the cpuflags. */ int opt_cpuflags(void *optctx, const char *opt, const char *arg); @@ -87,6 +99,18 @@ int opt_default(void *optctx, const char *opt, const char *arg); */ int opt_loglevel(void *optctx, const char *opt, const char *arg); +int opt_report(const char *opt); + +int opt_max_alloc(void *optctx, const char *opt, const char *arg); + +int opt_codec_debug(void *optctx, const char *opt, const char *arg); + +#if CONFIG_OPENCL +int opt_opencl(void *optctx, const char *opt, const char *arg); + +int opt_opencl_bench(void *optctx, const char *opt, const char *arg); +#endif + /** * Limit the execution time. */ @@ -120,7 +144,7 @@ double parse_number_or_die(const char *context, const char *numstr, int type, * not zero timestr is interpreted as a duration, otherwise as a * date * - * @see parse_date() + * @see av_parse_time() */ int64_t parse_time_or_die(const char *context, const char *timestr, int is_duration); @@ -151,7 +175,7 @@ typedef struct OptionDef { #define OPT_INT64 0x0400 #define OPT_EXIT 0x0800 #define OPT_DATA 0x1000 -#define OPT_PERFILE 0x2000 /* the option is per-file (currently avconv-only). +#define OPT_PERFILE 0x2000 /* the option is per-file (currently ffmpeg-only). implied by OPT_OFFSET or OPT_SPEC */ #define OPT_OFFSET 0x4000 /* option is specified as an offset in a passed optctx */ #define OPT_SPEC 0x8000 /* option is to be stored in an array of SpecifierOpt. @@ -189,13 +213,13 @@ void show_help_options(const OptionDef *options, const char *msg, int req_flags, void show_help_children(const AVClass *class, int flags); /** - * Per-avtool specific help handler. Implemented in each - * avtool, called by show_help(). + * Per-fftool specific help handler. Implemented in each + * fftool, called by show_help(). */ void show_help_default(const char *opt, const char *arg); /** - * Generic -h handler common to all avtools. + * Generic -h handler common to all fftools. */ int show_help(void *optctx, const char *opt, const char *arg); @@ -238,7 +262,7 @@ typedef struct OptionGroupDef { const char *name; /** * Option to be used as group separator. Can be NULL for groups which - * are terminated by a non-option argument (e.g. avconv output files) + * are terminated by a non-option argument (e.g. ffmpeg output files) */ const char *sep; /** @@ -258,7 +282,8 @@ typedef struct OptionGroup { AVDictionary *codec_opts; AVDictionary *format_opts; AVDictionary *resample_opts; - struct SwsContext *sws_opts; + AVDictionary *sws_dict; + AVDictionary *swr_opts; } OptionGroup; /** @@ -385,30 +410,76 @@ void print_error(const char *filename, int err); * current version of the repository and of the libav* libraries used by * the program. */ -void show_banner(void); +void show_banner(int argc, char **argv, const OptionDef *options); /** * 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. */ int show_version(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. + */ +int show_buildconf(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. */ int show_license(void *optctx, const char *opt, const char *arg); /** * Print a listing containing all the formats supported by the - * program. + * program (including devices). + * This option processing function does not utilize the arguments. */ int show_formats(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. + */ +int show_muxers(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. + */ +int show_demuxers(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. + */ +int show_devices(void *optctx, const char *opt, const char *arg); + +#if CONFIG_AVDEVICE +/** + * Print a listing containing autodetected sinks of the output device. + * Device name with options may be passed as an argument to limit results. + */ +int show_sinks(void *optctx, const char *opt, const char *arg); + +/** + * Print a listing containing autodetected sources of the input device. + * Device name with options may be passed as an argument to limit results. + */ +int show_sources(void *optctx, const char *opt, const char *arg); +#endif + +/** * Print a listing containing all the codecs supported by the * program. + * This option processing function does not utilize the arguments. */ int show_codecs(void *optctx, const char *opt, const char *arg); @@ -427,71 +498,64 @@ int show_encoders(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. */ int show_filters(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. */ int show_bsfs(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. */ int show_protocols(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. */ int show_pix_fmts(void *optctx, const char *opt, const char *arg); /** - * Print a listing containing all the sample formats supported by the - * program. + * Print a listing containing all the standard channel layouts supported by + * the program. + * This option processing function does not utilize the arguments. */ -int show_sample_fmts(void *optctx, const char *opt, const char *arg); +int show_layouts(void *optctx, const char *opt, const char *arg); /** - * Return a positive value if a line read from standard input - * starts with [yY], otherwise return 0. + * Print a listing containing all the sample formats supported by the + * program. */ -int read_yesno(void); - -typedef struct PtsCorrectionContext { - int64_t num_faulty_pts; /// Number of incorrect PTS values so far - int64_t num_faulty_dts; /// Number of incorrect DTS values so far - int64_t last_pts; /// PTS of the last frame - int64_t last_dts; /// DTS of the last frame -} PtsCorrectionContext; +int show_sample_fmts(void *optctx, const char *opt, const char *arg); /** - * Reset the state of the PtsCorrectionContext. + * Print a listing containing all the color names and values recognized + * by the program. */ -void init_pts_correction(PtsCorrectionContext *ctx); +int show_colors(void *optctx, const char *opt, const char *arg); /** - * Attempt to guess proper monotonic timestamps for decoded video frames - * which might have incorrect times. Input timestamps may wrap around, in - * which case the output will as well. - * - * @param ctx the PtsCorrectionContext carrying stream pts information - * @param pts the pts field of the decoded AVPacket, as passed through - * AVCodecContext.reordered_opaque - * @param dts the dts field of the decoded AVPacket - * @return one of the input values, may be AV_NOPTS_VALUE + * Return a positive value if a line read from standard input + * starts with [yY], otherwise return 0. */ -int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t pts, int64_t dts); +int read_yesno(void); /** * Get a file corresponding to a preset file. * * If is_path is non-zero, look for the file in the path preset_name. - * Otherwise search for a file named arg.avpreset in the directories - * $AVCONV_DATADIR (if set), $HOME/.avconv, and in the datadir defined - * at configuration time, in that order. If no such file is found and + * Otherwise search for a file named arg.ffpreset in the directories + * $FFMPEG_DATADIR (if set), $HOME/.ffmpeg, and in the datadir defined + * at configuration time or in a "ffpresets" folder along the executable + * on win32, in that order. If no such file is found and * codec_name is defined, then search for a file named * codec_name-preset_name.avpreset in the above-mentioned directories. * @@ -517,10 +581,7 @@ FILE *get_preset_file(char *filename, size_t filename_size, */ void *grow_array(void *array, int elem_size, int *size, int new_size); -/** - * Get a string describing a media type. - */ -const char *media_type_string(enum AVMediaType media_type); +#define media_type_string av_get_media_type_string #define GROW_ARRAY(array, nb_elems)\ array = grow_array(array, sizeof(*array), &nb_elems, nb_elems + 1) @@ -543,4 +604,6 @@ const char *media_type_string(enum AVMediaType media_type); char name[128];\ av_get_channel_layout_string(name, sizeof(name), 0, ch_layout); -#endif /* LIBAV_CMDUTILS_H */ +double get_rotation(AVStream *st); + +#endif /* CMDUTILS_H */ |