X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=cmdutils.c;h=2349b7052e49b361c29150328db400c6dd890198;hb=316d6c153caffaa9886968783e8d00aa9aca2640;hp=1557aaac4c5928087f9b01e971dc03e7e93b5b7d;hpb=f7d78f3654f8181fb889000dfc2b9a91ca85e418;p=ffmpeg diff --git a/cmdutils.c b/cmdutils.c index 1557aaac4c5..2349b7052e4 100644 --- a/cmdutils.c +++ b/cmdutils.c @@ -19,11 +19,68 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "avformat.h" +#include +#include +#include +#include + +/* Include only the enabled headers since some compilers (namely, Sun + Studio) will not omit unused inline functions and create undefined + references to libraries that are not being built. */ + +#include "config.h" +#include "libavformat/avformat.h" +#include "libavfilter/avfilter.h" +#include "libavdevice/avdevice.h" +#include "libswscale/swscale.h" +#include "libpostproc/postprocess.h" +#include "libavutil/avstring.h" +#include "libavutil/pixdesc.h" +#include "libavcodec/opt.h" #include "cmdutils.h" -#include "avstring.h" +#include "version.h" +#if CONFIG_NETWORK +#include "libavformat/network.h" +#endif +#if HAVE_SYS_RESOURCE_H +#include +#endif + +const char **opt_names; +static int opt_name_count; +AVCodecContext *avcodec_opts[AVMEDIA_TYPE_NB]; +AVFormatContext *avformat_opts; +struct SwsContext *sws_opts; + +const int this_year = 2010; -#undef exit +double parse_number_or_die(const char *context, const char *numstr, int type, double min, double max) +{ + char *tail; + const char *error; + double d = strtod(numstr, &tail); + if (*tail) + error= "Expected number for %s but found: %s\n"; + else if (d < min || d > max) + error= "The value for %s was %s which is not within %f - %f\n"; + else if(type == OPT_INT64 && (int64_t)d != d) + error= "Expected int64 for %s but found %s\n"; + else + return d; + fprintf(stderr, error, context, numstr, min, max); + exit(1); +} + +int64_t parse_time_or_die(const char *context, const char *timestr, int is_duration) +{ + int64_t us = parse_date(timestr, is_duration); + if (us == INT64_MIN) { + fprintf(stderr, "Invalid %s specification for %s: %s\n", + is_duration ? "duration" : "date", context, timestr); + exit(1); + } + return us; +} void show_help_options(const OptionDef *options, const char *msg, int mask, int value) { @@ -57,7 +114,8 @@ static const OptionDef* find_option(const OptionDef *po, const char *name){ return po; } -void parse_options(int argc, char **argv, const OptionDef *options) +void parse_options(int argc, char **argv, const OptionDef *options, + void (* parse_arg_function)(const char*)) { const char *opt, *arg; int optindex, handleoptions=1; @@ -69,11 +127,20 @@ void parse_options(int argc, char **argv, const OptionDef *options) opt = argv[optindex++]; if (handleoptions && opt[0] == '-' && opt[1] != '\0') { - if (opt[1] == '-' && opt[2] == '\0') { - handleoptions = 0; - continue; - } - po= find_option(options, opt + 1); + int bool_val = 1; + if (opt[1] == '-' && opt[2] == '\0') { + handleoptions = 0; + continue; + } + opt++; + po= find_option(options, opt); + if (!po->name && opt[0] == 'n' && opt[1] == 'o') { + /* handle 'no' bool option */ + po = find_option(options, opt + 2); + if (!(po->name && (po->flags & OPT_BOOL))) + goto unknown_opt; + bool_val = 0; + } if (!po->name) po= find_option(options, "default"); if (!po->name) { @@ -94,54 +161,504 @@ unknown_opt: str = av_strdup(arg); *po->u.str_arg = str; } else if (po->flags & OPT_BOOL) { - *po->u.int_arg = 1; + *po->u.int_arg = bool_val; } else if (po->flags & OPT_INT) { - *po->u.int_arg = atoi(arg); + *po->u.int_arg = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX); } else if (po->flags & OPT_INT64) { - *po->u.int64_arg = strtoll(arg, (char **)NULL, 10); + *po->u.int64_arg = parse_number_or_die(opt, arg, OPT_INT64, INT64_MIN, INT64_MAX); } else if (po->flags & OPT_FLOAT) { - *po->u.float_arg = atof(arg); + *po->u.float_arg = parse_number_or_die(opt, arg, OPT_FLOAT, -1.0/0.0, 1.0/0.0); } else if (po->flags & OPT_FUNC2) { - if(po->u.func2_arg(opt+1, arg)<0) - goto unknown_opt; + if (po->u.func2_arg(opt, arg) < 0) { + fprintf(stderr, "%s: failed to set value '%s' for option '%s'\n", argv[0], arg, opt); + exit(1); + } } else { po->u.func_arg(arg); } + if(po->flags & OPT_EXIT) + exit(0); } else { - parse_arg_file(opt); + if (parse_arg_function) + parse_arg_function(opt); + } + } +} + +int opt_default(const char *opt, const char *arg){ + int type; + int ret= 0; + const AVOption *o= NULL; + int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0}; + + for(type=0; type= 0; type++){ + const AVOption *o2 = av_find_opt(avcodec_opts[0], opt, NULL, opt_types[type], opt_types[type]); + if(o2) + ret = av_set_string3(avcodec_opts[type], opt, arg, 1, &o); + } + if(!o) + ret = av_set_string3(avformat_opts, opt, arg, 1, &o); + if(!o && sws_opts) + ret = av_set_string3(sws_opts, opt, arg, 1, &o); + if(!o){ + if(opt[0] == 'a') + ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_AUDIO], opt+1, arg, 1, &o); + else if(opt[0] == 'v') + ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_VIDEO], opt+1, arg, 1, &o); + else if(opt[0] == 's') + ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_SUBTITLE], opt+1, arg, 1, &o); + } + if (o && ret < 0) { + fprintf(stderr, "Invalid value '%s' for option '%s'\n", arg, opt); + exit(1); + } + if (!o) { + fprintf(stderr, "Unrecognized option '%s'\n", opt); + exit(1); + } + +// av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avcodec_opts, opt, NULL), (int)av_get_int(avcodec_opts, opt, NULL)); + + //FIXME we should always use avcodec_opts, ... for storing options so there will not be any need to keep track of what i set over this + opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1)); + opt_names[opt_name_count++]= o->name; + + if(avcodec_opts[0]->debug || avformat_opts->debug) + av_log_set_level(AV_LOG_DEBUG); + return 0; +} + +int opt_loglevel(const char *opt, const char *arg) +{ + const struct { const char *name; int level; } log_levels[] = { + { "quiet" , AV_LOG_QUIET }, + { "panic" , AV_LOG_PANIC }, + { "fatal" , AV_LOG_FATAL }, + { "error" , AV_LOG_ERROR }, + { "warning", AV_LOG_WARNING }, + { "info" , AV_LOG_INFO }, + { "verbose", AV_LOG_VERBOSE }, + { "debug" , AV_LOG_DEBUG }, + }; + char *tail; + int level; + int i; + + for (i = 0; i < FF_ARRAY_ELEMS(log_levels); i++) { + if (!strcmp(log_levels[i].name, arg)) { + av_log_set_level(log_levels[i].level); + return 0; } } + + level = strtol(arg, &tail, 10); + if (*tail) { + fprintf(stderr, "Invalid loglevel \"%s\". " + "Possible levels are numbers or:\n", arg); + for (i = 0; i < FF_ARRAY_ELEMS(log_levels); i++) + fprintf(stderr, "\"%s\"\n", log_levels[i].name); + exit(1); + } + av_log_set_level(level); + return 0; +} + +int opt_timelimit(const char *opt, const char *arg) +{ +#if HAVE_SETRLIMIT + int lim = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); + struct rlimit rl = { lim, lim + 1 }; + if (setrlimit(RLIMIT_CPU, &rl)) + perror("setrlimit"); +#else + fprintf(stderr, "Warning: -%s not implemented on this OS\n", opt); +#endif + return 0; +} + +void set_context_opts(void *ctx, void *opts_ctx, int flags) +{ + int i; + for(i=0; iflags & flags) == flags)) + av_set_string3(ctx, opt_names[i], str, 1, NULL); + } } void print_error(const char *filename, int err) { - switch(err) { - case AVERROR_NUMEXPECTED: - fprintf(stderr, "%s: Incorrect image filename syntax.\n" - "Use '%%d' to specify the image number:\n" - " for img1.jpg, img2.jpg, ..., use 'img%%d.jpg';\n" - " for img001.jpg, img002.jpg, ..., use 'img%%03d.jpg'.\n", - filename); - break; - case AVERROR_INVALIDDATA: - fprintf(stderr, "%s: Error while parsing header\n", filename); - break; - case AVERROR_NOFMT: - fprintf(stderr, "%s: Unknown format\n", filename); - break; - case AVERROR_IO: - fprintf(stderr, "%s: I/O error occured\n" - "Usually that means that input file is truncated and/or corrupted.\n", - filename); - break; - case AVERROR_NOMEM: - fprintf(stderr, "%s: memory allocation error occured\n", filename); - break; - case AVERROR_NOENT: - fprintf(stderr, "%s: no such file or directory\n", filename); - break; - default: - fprintf(stderr, "%s: Error while opening file\n", filename); - break; + char errbuf[128]; + const char *errbuf_ptr = errbuf; + + if (av_strerror(err, errbuf, sizeof(errbuf)) < 0) + errbuf_ptr = strerror(AVUNERROR(err)); + fprintf(stderr, "%s: %s\n", filename, errbuf_ptr); +} + +#define PRINT_LIB_VERSION(outstream,libname,LIBNAME,indent) \ + if (CONFIG_##LIBNAME) { \ + unsigned int version = libname##_version(); \ + fprintf(outstream, "%slib%-10s %2d.%2d.%2d / %2d.%2d.%2d\n", \ + indent? " " : "", #libname, \ + LIB##LIBNAME##_VERSION_MAJOR, \ + LIB##LIBNAME##_VERSION_MINOR, \ + LIB##LIBNAME##_VERSION_MICRO, \ + version >> 16, version >> 8 & 0xff, version & 0xff); \ } + +static void print_all_lib_versions(FILE* outstream, int indent) +{ + PRINT_LIB_VERSION(outstream, avutil, AVUTIL, indent); + PRINT_LIB_VERSION(outstream, avcodec, AVCODEC, indent); + PRINT_LIB_VERSION(outstream, avformat, AVFORMAT, indent); + PRINT_LIB_VERSION(outstream, avdevice, AVDEVICE, indent); + PRINT_LIB_VERSION(outstream, avfilter, AVFILTER, indent); + PRINT_LIB_VERSION(outstream, swscale, SWSCALE, indent); + PRINT_LIB_VERSION(outstream, postproc, POSTPROC, indent); +} + +static void maybe_print_config(const char *lib, const char *cfg) +{ + static int warned_cfg; + + if (strcmp(FFMPEG_CONFIGURATION, cfg)) { + if (!warned_cfg) { + fprintf(stderr, " WARNING: library configuration mismatch\n"); + warned_cfg = 1; + } + fprintf(stderr, " %-11s configuration: %s\n", lib, cfg); + } +} + +#define PRINT_LIB_CONFIG(lib, tag, cfg) do { \ + if (CONFIG_##lib) \ + maybe_print_config(tag, cfg); \ + } while (0) + +void show_banner(void) +{ + fprintf(stderr, "%s version " FFMPEG_VERSION ", Copyright (c) %d-%d the FFmpeg developers\n", + program_name, program_birth_year, this_year); + fprintf(stderr, " built on %s %s with %s %s\n", + __DATE__, __TIME__, CC_TYPE, CC_VERSION); + fprintf(stderr, " configuration: " FFMPEG_CONFIGURATION "\n"); + PRINT_LIB_CONFIG(AVUTIL, "libavutil", avutil_configuration()); + PRINT_LIB_CONFIG(AVCODEC, "libavcodec", avcodec_configuration()); + PRINT_LIB_CONFIG(AVFORMAT, "libavformat", avformat_configuration()); + PRINT_LIB_CONFIG(AVDEVICE, "libavdevice", avdevice_configuration()); + PRINT_LIB_CONFIG(AVFILTER, "libavfilter", avfilter_configuration()); + PRINT_LIB_CONFIG(SWSCALE, "libswscale", swscale_configuration()); + PRINT_LIB_CONFIG(POSTPROC, "libpostproc", postproc_configuration()); + print_all_lib_versions(stderr, 1); +} + +void show_version(void) { + printf("%s " FFMPEG_VERSION "\n", program_name); + print_all_lib_versions(stdout, 0); +} + +void show_license(void) +{ + printf( +#if CONFIG_NONFREE + "This version of %s has nonfree parts compiled in.\n" + "Therefore it is not legally redistributable.\n", + program_name +#elif CONFIG_GPLV3 + "%s is free software; you can redistribute it and/or modify\n" + "it under the terms of the GNU General Public License as published by\n" + "the Free Software Foundation; either version 3 of the License, or\n" + "(at your option) any later version.\n" + "\n" + "%s is distributed in the hope that it will be useful,\n" + "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" + "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" + "GNU General Public License for more details.\n" + "\n" + "You should have received a copy of the GNU General Public License\n" + "along with %s. If not, see .\n", + program_name, program_name, program_name +#elif CONFIG_GPL + "%s is free software; you can redistribute it and/or modify\n" + "it under the terms of the GNU General Public License as published by\n" + "the Free Software Foundation; either version 2 of the License, or\n" + "(at your option) any later version.\n" + "\n" + "%s is distributed in the hope that it will be useful,\n" + "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" + "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" + "GNU General Public License for more details.\n" + "\n" + "You should have received a copy of the GNU General Public License\n" + "along with %s; if not, write to the Free Software\n" + "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n", + program_name, program_name, program_name +#elif CONFIG_LGPLV3 + "%s is free software; you can redistribute it and/or modify\n" + "it under the terms of the GNU Lesser General Public License as published by\n" + "the Free Software Foundation; either version 3 of the License, or\n" + "(at your option) any later version.\n" + "\n" + "%s is distributed in the hope that it will be useful,\n" + "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" + "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" + "GNU Lesser General Public License for more details.\n" + "\n" + "You should have received a copy of the GNU Lesser General Public License\n" + "along with %s. If not, see .\n", + program_name, program_name, program_name +#else + "%s is free software; you can redistribute it and/or\n" + "modify it under the terms of the GNU Lesser General Public\n" + "License as published by the Free Software Foundation; either\n" + "version 2.1 of the License, or (at your option) any later version.\n" + "\n" + "%s is distributed in the hope that it will be useful,\n" + "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" + "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n" + "Lesser General Public License for more details.\n" + "\n" + "You should have received a copy of the GNU Lesser General Public\n" + "License along with %s; if not, write to the Free Software\n" + "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n", + program_name, program_name, program_name +#endif + ); +} + +void list_fmts(void (*get_fmt_string)(char *buf, int buf_size, int fmt), int nb_fmts) +{ + int i; + char fmt_str[128]; + for (i=-1; i < nb_fmts; i++) { + get_fmt_string (fmt_str, sizeof(fmt_str), i); + fprintf(stdout, "%s\n", fmt_str); + } +} + +void show_formats(void) +{ + AVInputFormat *ifmt=NULL; + AVOutputFormat *ofmt=NULL; + const char *last_name; + + printf( + "File formats:\n" + " D. = Demuxing supported\n" + " .E = Muxing supported\n" + " --\n"); + last_name= "000"; + for(;;){ + int decode=0; + int encode=0; + const char *name=NULL; + const char *long_name=NULL; + + while((ofmt= av_oformat_next(ofmt))) { + if((name == NULL || strcmp(ofmt->name, name)<0) && + strcmp(ofmt->name, last_name)>0){ + name= ofmt->name; + long_name= ofmt->long_name; + encode=1; + } + } + while((ifmt= av_iformat_next(ifmt))) { + if((name == NULL || strcmp(ifmt->name, name)<0) && + strcmp(ifmt->name, last_name)>0){ + name= ifmt->name; + long_name= ifmt->long_name; + encode=0; + } + if(name && strcmp(ifmt->name, name)==0) + decode=1; + } + if(name==NULL) + break; + last_name= name; + + printf( + " %s%s %-15s %s\n", + decode ? "D":" ", + encode ? "E":" ", + name, + long_name ? long_name:" "); + } +} + +void show_codecs(void) +{ + AVCodec *p=NULL, *p2; + const char *last_name; + printf( + "Codecs:\n" + " D..... = Decoding supported\n" + " .E.... = Encoding supported\n" + " ..V... = Video codec\n" + " ..A... = Audio codec\n" + " ..S... = Subtitle codec\n" + " ...S.. = Supports draw_horiz_band\n" + " ....D. = Supports direct rendering method 1\n" + " .....T = Supports weird frame truncation\n" + " ------\n"); + last_name= "000"; + for(;;){ + int decode=0; + int encode=0; + int cap=0; + const char *type_str; + + p2=NULL; + while((p= av_codec_next(p))) { + if((p2==NULL || strcmp(p->name, p2->name)<0) && + strcmp(p->name, last_name)>0){ + p2= p; + decode= encode= cap=0; + } + if(p2 && strcmp(p->name, p2->name)==0){ + if(p->decode) decode=1; + if(p->encode) encode=1; + cap |= p->capabilities; + } + } + if(p2==NULL) + break; + last_name= p2->name; + + switch(p2->type) { + case AVMEDIA_TYPE_VIDEO: + type_str = "V"; + break; + case AVMEDIA_TYPE_AUDIO: + type_str = "A"; + break; + case AVMEDIA_TYPE_SUBTITLE: + type_str = "S"; + break; + default: + type_str = "?"; + break; + } + printf( + " %s%s%s%s%s%s %-15s %s", + decode ? "D": (/*p2->decoder ? "d":*/" "), + encode ? "E":" ", + type_str, + cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S":" ", + cap & CODEC_CAP_DR1 ? "D":" ", + cap & CODEC_CAP_TRUNCATED ? "T":" ", + p2->name, + p2->long_name ? p2->long_name : ""); + /* if(p2->decoder && decode==0) + printf(" use %s for decoding", p2->decoder->name);*/ + printf("\n"); + } + printf("\n"); + printf( +"Note, the names of encoders and decoders do not always match, so there are\n" +"several cases where the above table shows encoder only or decoder only entries\n" +"even though both encoding and decoding are supported. For example, the h263\n" +"decoder corresponds to the h263 and h263p encoders, for file formats it is even\n" +"worse.\n"); +} + +void show_bsfs(void) +{ + AVBitStreamFilter *bsf=NULL; + + printf("Bitstream filters:\n"); + while((bsf = av_bitstream_filter_next(bsf))) + printf("%s\n", bsf->name); + printf("\n"); +} + +void show_protocols(void) +{ + URLProtocol *up=NULL; + + printf("Supported file protocols:\n"); + while((up = av_protocol_next(up))) + printf("%s\n", up->name); +} + +void show_filters(void) +{ + AVFilter av_unused(**filter) = NULL; + + printf("Filters:\n"); +#if CONFIG_AVFILTER + while ((filter = av_filter_next(filter)) && *filter) + printf("%-16s %s\n", (*filter)->name, (*filter)->description); +#endif +} + +void show_pix_fmts(void) +{ + enum PixelFormat pix_fmt; + + printf( + "Pixel formats:\n" + "I.... = Supported Input format for conversion\n" + ".O... = Supported Output format for conversion\n" + "..H.. = Hardware accelerated format\n" + "...P. = Paletted format\n" + "....B = Bitstream format\n" + "FLAGS NAME NB_COMPONENTS BITS_PER_PIXEL\n" + "-----\n"); + +#if !CONFIG_SWSCALE +# define sws_isSupportedInput(x) 0 +# define sws_isSupportedOutput(x) 0 +#endif + + for (pix_fmt = 0; pix_fmt < PIX_FMT_NB; pix_fmt++) { + const AVPixFmtDescriptor *pix_desc = &av_pix_fmt_descriptors[pix_fmt]; + printf("%c%c%c%c%c %-16s %d %2d\n", + sws_isSupportedInput (pix_fmt) ? 'I' : '.', + sws_isSupportedOutput(pix_fmt) ? 'O' : '.', + pix_desc->flags & PIX_FMT_HWACCEL ? 'H' : '.', + pix_desc->flags & PIX_FMT_PAL ? 'P' : '.', + pix_desc->flags & PIX_FMT_BITSTREAM ? 'B' : '.', + pix_desc->name, + pix_desc->nb_components, + av_get_bits_per_pixel(pix_desc)); + } +} + +int read_yesno(void) +{ + int c = getchar(); + int yesno = (toupper(c) == 'Y'); + + while (c != '\n' && c != EOF) + c = getchar(); + + return yesno; +} + +int read_file(const char *filename, char **bufptr, size_t *size) +{ + FILE *f = fopen(filename, "rb"); + + if (!f) { + fprintf(stderr, "Cannot read file '%s': %s\n", filename, strerror(errno)); + return AVERROR(errno); + } + fseek(f, 0, SEEK_END); + *size = ftell(f); + fseek(f, 0, SEEK_SET); + *bufptr = av_malloc(*size + 1); + if (!*bufptr) { + fprintf(stderr, "Could not allocate file buffer\n"); + fclose(f); + return AVERROR(ENOMEM); + } + fread(*bufptr, 1, *size, f); + (*bufptr)[*size++] = '\0'; + + fclose(f); + return 0; }