diff options
Diffstat (limited to 'cmdutils.c')
| -rw-r--r-- | cmdutils.c | 277 |
1 files changed, 124 insertions, 153 deletions
diff --git a/cmdutils.c b/cmdutils.c index 943a77c82c..a3f643bff6 100644 --- a/cmdutils.c +++ b/cmdutils.c @@ -2,20 +2,20 @@ * Various utilities for command line tools * Copyright (c) 2000-2003 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 */ @@ -82,12 +82,8 @@ void uninit_opts(void) sws_opts = NULL; #endif for (i = 0; i < opt_name_count; i++) { - //opt_values are only stored for codec-specific options in which case - //both the name and value are dup'd - if (opt_values[i]) { - av_freep(&opt_names[i]); - av_freep(&opt_values[i]); - } + av_freep(&opt_names[i]); + av_freep(&opt_values[i]); } av_freep(&opt_names); av_freep(&opt_values); @@ -227,7 +223,7 @@ static inline void prepare_app_arguments(int *argc_ptr, char ***argv_ptr) #endif /* WIN32 && !__MINGW32CE__ */ void parse_options(int argc, char **argv, const OptionDef *options, - void (* parse_arg_function)(const char*)) + int (* parse_arg_function)(const char *opt, const char *arg)) { const char *opt, *arg; int optindex, handleoptions=1; @@ -285,15 +281,17 @@ unknown_opt: *po->u.float_arg = parse_number_or_die(opt, arg, OPT_FLOAT, -INFINITY, INFINITY); } else if (po->u.func_arg) { if (po->u.func_arg(opt, arg) < 0) { - fprintf(stderr, "%s: failed to set value '%s' for option '%s'\n", argv[0], arg, opt); + fprintf(stderr, "%s: failed to set value '%s' for option '%s'\n", argv[0], arg ? arg : "[null]", opt); exit(1); } } if(po->flags & OPT_EXIT) exit(0); } else { - if (parse_arg_function) - parse_arg_function(opt); + if (parse_arg_function) { + if (parse_arg_function(NULL, opt) < 0) + exit(1); + } } } } @@ -340,6 +338,31 @@ int opt_default(const char *opt, const char *arg){ 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}; + AVCodec *p = NULL; + AVOutputFormat *oformat = NULL; + AVInputFormat *iformat = NULL; + + while ((p = av_codec_next(p))) { + const AVClass *c = p->priv_class; + if (c && av_find_opt(&c, opt, NULL, 0, 0)) + break; + } + if (p) + goto out; + while ((oformat = av_oformat_next(oformat))) { + const AVClass *c = oformat->priv_class; + if (c && av_find_opt(&c, opt, NULL, 0, 0)) + break; + } + if (oformat) + goto out; + while ((iformat = av_iformat_next(iformat))) { + const AVClass *c = iformat->priv_class; + if (c && av_find_opt(&c, opt, NULL, 0, 0)) + break; + } + if (iformat) + goto out; for(type=0; *avcodec_opts && type<AVMEDIA_TYPE_NB && ret>= 0; type++){ const AVOption *o2 = av_opt_find(avcodec_opts[0], opt, NULL, opt_types[type], 0); @@ -357,38 +380,28 @@ int opt_default(const char *opt, const char *arg){ ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_VIDEO], opt+1, arg, 1, &o); else if(opt[0] == 's' && avcodec_opts[AVMEDIA_TYPE_SUBTITLE]) ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_SUBTITLE], opt+1, arg, 1, &o); + if (ret >= 0) + opt += 1; } if (o && ret < 0) { fprintf(stderr, "Invalid value '%s' for option '%s'\n", arg, opt); exit(1); } if (!o) { - AVCodec *p = NULL; - AVOutputFormat *oformat = NULL; - while ((p=av_codec_next(p))){ - const AVClass *c = p->priv_class; - if(c && av_opt_find(&c, opt, NULL, 0, 0)) - break; - } - if (!p) { - while ((oformat = av_oformat_next(oformat))) { - const AVClass *c = oformat->priv_class; - if (c && av_opt_find(&c, opt, NULL, 0, 0)) - break; - } - } + fprintf(stderr, "Unrecognized option '%s'\n", opt); + exit(1); } + out: if ((ret = opt_default2(opt, arg)) < 0) return ret; // 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_values= av_realloc(opt_values, sizeof(void*)*(opt_name_count+1)); - opt_values[opt_name_count]= o ? NULL : av_strdup(arg); + opt_values[opt_name_count] = av_strdup(arg); opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1)); - opt_names[opt_name_count++]= o ? o->name : av_strdup(opt); + opt_names[opt_name_count++] = av_strdup(opt); if ((*avcodec_opts && avcodec_opts[0]->debug) || (avformat_opts && avformat_opts->debug)) av_log_set_level(AV_LOG_DEBUG); @@ -443,34 +456,55 @@ int opt_timelimit(const char *opt, const char *arg) return 0; } +static void *alloc_priv_context(int size, const AVClass *class) +{ + void *p = av_mallocz(size); + if (p) { + *(const AVClass **)p = class; + av_opt_set_defaults(p); + } + return p; +} + void set_context_opts(void *ctx, void *opts_ctx, int flags, AVCodec *codec) { int i; void *priv_ctx=NULL; if(!strcmp("AVCodecContext", (*(AVClass**)ctx)->class_name)){ AVCodecContext *avctx= ctx; - if(codec && codec->priv_class && avctx->priv_data){ + if(codec && codec->priv_class){ + if(!avctx->priv_data && codec->priv_data_size) + avctx->priv_data= alloc_priv_context(codec->priv_data_size, codec->priv_class); priv_ctx= avctx->priv_data; } } else if (!strcmp("AVFormatContext", (*(AVClass**)ctx)->class_name)) { AVFormatContext *avctx = ctx; if (avctx->oformat && avctx->oformat->priv_class) { priv_ctx = avctx->priv_data; + } else if (avctx->iformat && avctx->iformat->priv_class) { + priv_ctx = avctx->priv_data; } } for(i=0; i<opt_name_count; i++){ char buf[256]; const AVOption *opt; - const char *str= av_get_string(opts_ctx, opt_names[i], &opt, buf, sizeof(buf)); - /* if an option with name opt_names[i] is present in opts_ctx then str is non-NULL */ - if(str && ((opt->flags & flags) == flags)) - av_set_string3(ctx, opt_names[i], str, 1, NULL); - /* We need to use a differnt system to pass options to the private context because - it is not known which codec and thus context kind that will be when parsing options - we thus use opt_values directly instead of opts_ctx */ - if(!str && priv_ctx && av_get_string(priv_ctx, opt_names[i], &opt, buf, sizeof(buf))){ - av_set_string3(priv_ctx, opt_names[i], opt_values[i], 1, NULL); + const char *str; + if (priv_ctx) { + if (av_find_opt(priv_ctx, opt_names[i], NULL, flags, flags)) { + if (av_set_string3(priv_ctx, opt_names[i], opt_values[i], 1, NULL) < 0) { + fprintf(stderr, "Invalid value '%s' for option '%s'\n", + opt_names[i], opt_values[i]); + exit(1); + } + } else + goto global; + } else { + global: + str = av_get_string(opts_ctx, opt_names[i], &opt, buf, sizeof(buf)); + /* if an option with name opt_names[i] is present in opts_ctx then str is non-NULL */ + if (str && ((opt->flags & flags) == flags)) + av_set_string3(ctx, opt_names[i], str, 1, NULL); } } } @@ -505,7 +539,7 @@ static int warned_cfg = 0; } \ if (flags & SHOW_CONFIG) { \ const char *cfg = libname##_configuration(); \ - if (strcmp(LIBAV_CONFIGURATION, cfg)) { \ + if (strcmp(FFMPEG_CONFIGURATION, cfg)) { \ if (!warned_cfg) { \ fprintf(outstream, \ "%sWARNING: library configuration mismatch\n", \ @@ -531,21 +565,22 @@ static void print_all_libs_info(FILE* outstream, int flags) void show_banner(void) { - fprintf(stderr, "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n", + 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: " LIBAV_CONFIGURATION "\n"); + fprintf(stderr, " configuration: " FFMPEG_CONFIGURATION "\n"); print_all_libs_info(stderr, INDENT|SHOW_CONFIG); print_all_libs_info(stderr, INDENT|SHOW_VERSION); } -void show_version(void) { - printf("%s " LIBAV_VERSION "\n", program_name); +int opt_version(const char *opt, const char *arg) { + printf("%s " FFMPEG_VERSION "\n", program_name); print_all_libs_info(stdout, SHOW_VERSION); + return 0; } -void show_license(void) +int opt_license(const char *opt, const char *arg) { printf( #if CONFIG_NONFREE @@ -612,9 +647,10 @@ void show_license(void) program_name, program_name, program_name #endif ); + return 0; } -void show_formats(void) +int opt_formats(const char *opt, const char *arg) { AVInputFormat *ifmt=NULL; AVOutputFormat *ofmt=NULL; @@ -661,9 +697,10 @@ void show_formats(void) name, long_name ? long_name:" "); } + return 0; } -void show_codecs(void) +int opt_codecs(const char *opt, const char *arg) { AVCodec *p=NULL, *p2; const char *last_name; @@ -737,9 +774,10 @@ void show_codecs(void) "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"); + return 0; } -void show_bsfs(void) +int opt_bsfs(const char *opt, const char *arg) { AVBitStreamFilter *bsf=NULL; @@ -747,23 +785,29 @@ void show_bsfs(void) while((bsf = av_bitstream_filter_next(bsf))) printf("%s\n", bsf->name); printf("\n"); + return 0; } -void show_protocols(void) +int opt_protocols(const char *opt, const char *arg) { - void *opaque = NULL; - const char *name; + URLProtocol *up=NULL; printf("Supported file protocols:\n" - "Input:\n"); - while ((name = avio_enum_protocols(&opaque, 0))) - printf("%s\n", name); - printf("Output:\n"); - while ((name = avio_enum_protocols(&opaque, 1))) - printf("%s\n", name); + "I.. = Input supported\n" + ".O. = Output supported\n" + "..S = Seek supported\n" + "FLAGS NAME\n" + "----- \n"); + while((up = av_protocol_next(up))) + printf("%c%c%c %s\n", + up->url_read ? 'I' : '.', + up->url_write ? 'O' : '.', + up->url_seek ? 'S' : '.', + up->name); + return 0; } -void show_filters(void) +int opt_filters(const char *opt, const char *arg) { AVFilter av_unused(**filter) = NULL; @@ -772,9 +816,10 @@ void show_filters(void) while ((filter = av_filter_next(filter)) && *filter) printf("%-16s %s\n", (*filter)->name, (*filter)->description); #endif + return 0; } -void show_pix_fmts(void) +int opt_pix_fmts(const char *opt, const char *arg) { enum PixelFormat pix_fmt; @@ -805,6 +850,7 @@ void show_pix_fmts(void) pix_desc->nb_components, av_get_bits_per_pixel(pix_desc)); } + return 0; } int read_yesno(void) @@ -842,33 +888,6 @@ int read_file(const char *filename, char **bufptr, size_t *size) return 0; } -void init_pts_correction(PtsCorrectionContext *ctx) -{ - ctx->num_faulty_pts = ctx->num_faulty_dts = 0; - ctx->last_pts = ctx->last_dts = INT64_MIN; -} - -int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t reordered_pts, int64_t dts) -{ - int64_t pts = AV_NOPTS_VALUE; - - if (dts != AV_NOPTS_VALUE) { - ctx->num_faulty_dts += dts <= ctx->last_dts; - ctx->last_dts = dts; - } - if (reordered_pts != AV_NOPTS_VALUE) { - ctx->num_faulty_pts += reordered_pts <= ctx->last_pts; - ctx->last_pts = reordered_pts; - } - if ((ctx->num_faulty_pts<=ctx->num_faulty_dts || dts == AV_NOPTS_VALUE) - && reordered_pts != AV_NOPTS_VALUE) - pts = reordered_pts; - else - pts = dts; - - return pts; -} - FILE *get_preset_file(char *filename, size_t filename_size, const char *preset_name, int is_path, const char *codec_name) { @@ -883,6 +902,23 @@ FILE *get_preset_file(char *filename, size_t filename_size, av_strlcpy(filename, preset_name, filename_size); f = fopen(filename, "r"); } else { +#ifdef _WIN32 + char datadir[MAX_PATH], *ls; + base[2] = NULL; + + if (GetModuleFileNameA(GetModuleHandleA(NULL), datadir, sizeof(datadir) - 1)) + { + for (ls = datadir; ls < datadir + strlen(datadir); ls++) + if (*ls == '\\') *ls = '/'; + + if (ls = strrchr(datadir, '/')) + { + *ls = 0; + strncat(datadir, "/ffpresets", sizeof(datadir) - 1 - strlen(datadir)); + base[2] = datadir; + } + } +#endif for (i = 0; i < 3 && !f; i++) { if (!base[i]) continue; @@ -898,68 +934,3 @@ FILE *get_preset_file(char *filename, size_t filename_size, return f; } - -#if CONFIG_AVFILTER - -static int ffsink_init(AVFilterContext *ctx, const char *args, void *opaque) -{ - FFSinkContext *priv = ctx->priv; - - if (!opaque) - return AVERROR(EINVAL); - *priv = *(FFSinkContext *)opaque; - - return 0; -} - -static void null_end_frame(AVFilterLink *inlink) { } - -static int ffsink_query_formats(AVFilterContext *ctx) -{ - FFSinkContext *priv = ctx->priv; - enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE }; - - avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts)); - return 0; -} - -AVFilter ffsink = { - .name = "ffsink", - .priv_size = sizeof(FFSinkContext), - .init = ffsink_init, - - .query_formats = ffsink_query_formats, - - .inputs = (AVFilterPad[]) {{ .name = "default", - .type = AVMEDIA_TYPE_VIDEO, - .end_frame = null_end_frame, - .min_perms = AV_PERM_READ, }, - { .name = NULL }}, - .outputs = (AVFilterPad[]) {{ .name = NULL }}, -}; - -int get_filtered_video_frame(AVFilterContext *ctx, AVFrame *frame, - AVFilterBufferRef **picref_ptr, AVRational *tb) -{ - int ret; - AVFilterBufferRef *picref; - - if ((ret = avfilter_request_frame(ctx->inputs[0])) < 0) - return ret; - if (!(picref = ctx->inputs[0]->cur_buf)) - return AVERROR(ENOENT); - *picref_ptr = picref; - ctx->inputs[0]->cur_buf = NULL; - *tb = ctx->inputs[0]->time_base; - - memcpy(frame->data, picref->data, sizeof(frame->data)); - memcpy(frame->linesize, picref->linesize, sizeof(frame->linesize)); - frame->interlaced_frame = picref->video->interlaced; - frame->top_field_first = picref->video->top_field_first; - frame->key_frame = picref->video->key_frame; - frame->pict_type = picref->video->pict_type; - - return 1; -} - -#endif /* CONFIG_AVFILTER */ |