X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=cmdutils.c;h=943a77c82c214f650baa0a0b52c850eb062fac29;hb=ef1ee362b36893cd1cc1e9c7de378e9cb239b0e8;hp=ff399299b69981611919b7a909d486cad3c2910f;hpb=0093ebc20aeee6d184aff047d30d93b63186330b;p=ffmpeg diff --git a/cmdutils.c b/cmdutils.c index ff399299b69..943a77c82c2 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 FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav 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. * - * FFmpeg is distributed in the hope that it will be useful, + * Libav 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 FFmpeg; if not, write to the Free Software + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -35,10 +35,11 @@ #include "libswscale/swscale.h" #include "libpostproc/postprocess.h" #include "libavutil/avstring.h" +#include "libavutil/parseutils.h" #include "libavutil/pixdesc.h" #include "libavutil/eval.h" -#include "libavcodec/opt.h" -#include "libavcore/avcore.h" +#include "libavutil/dict.h" +#include "libavutil/opt.h" #include "cmdutils.h" #include "version.h" #if CONFIG_NETWORK @@ -54,8 +55,48 @@ static int opt_name_count; AVCodecContext *avcodec_opts[AVMEDIA_TYPE_NB]; AVFormatContext *avformat_opts; struct SwsContext *sws_opts; +AVDictionary *format_opts, *video_opts, *audio_opts, *sub_opts; -const int this_year = 2010; +static const int this_year = 2011; + +void init_opts(void) +{ + int i; + for (i = 0; i < AVMEDIA_TYPE_NB; i++) + avcodec_opts[i] = avcodec_alloc_context2(i); + avformat_opts = avformat_alloc_context(); +#if CONFIG_SWSCALE + sws_opts = sws_getContext(16, 16, 0, 16, 16, 0, SWS_BICUBIC, NULL, NULL, NULL); +#endif +} + +void uninit_opts(void) +{ + int i; + for (i = 0; i < AVMEDIA_TYPE_NB; i++) + av_freep(&avcodec_opts[i]); + av_freep(&avformat_opts->key); + av_freep(&avformat_opts); +#if CONFIG_SWSCALE + sws_freeContext(sws_opts); + 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); + av_freep(&opt_values); + opt_name_count = 0; + av_dict_free(&format_opts); + av_dict_free(&video_opts); + av_dict_free(&audio_opts); + av_dict_free(&sub_opts); +} void log_callback_help(void* ptr, int level, const char* fmt, va_list vl) { @@ -73,6 +114,8 @@ double parse_number_or_die(const char *context, const char *numstr, int type, do 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 if (type == OPT_INT && (int)d != d) + error= "Expected int for %s but found %s\n"; else return d; fprintf(stderr, error, context, numstr, min, max); @@ -81,8 +124,8 @@ double parse_number_or_die(const char *context, const char *numstr, int type, do 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) { + int64_t us; + if (av_parse_time(&us, timestr, is_duration) < 0) { fprintf(stderr, "Invalid %s specification for %s: %s\n", is_duration ? "duration" : "date", context, timestr); exit(1); @@ -122,6 +165,67 @@ static const OptionDef* find_option(const OptionDef *po, const char *name){ return po; } +#if defined(_WIN32) && !defined(__MINGW32CE__) +#include +/* Will be leaked on exit */ +static char** win32_argv_utf8 = NULL; +static int win32_argc = 0; + +/** + * Prepare command line arguments for executable. + * For Windows - perform wide-char to UTF-8 conversion. + * Input arguments should be main() function arguments. + * @param argc_ptr Arguments number (including executable) + * @param argv_ptr Arguments list. + */ +static void prepare_app_arguments(int *argc_ptr, char ***argv_ptr) +{ + char *argstr_flat; + wchar_t **argv_w; + int i, buffsize = 0, offset = 0; + + if (win32_argv_utf8) { + *argc_ptr = win32_argc; + *argv_ptr = win32_argv_utf8; + return; + } + + win32_argc = 0; + argv_w = CommandLineToArgvW(GetCommandLineW(), &win32_argc); + if (win32_argc <= 0 || !argv_w) + return; + + /* determine the UTF-8 buffer size (including NULL-termination symbols) */ + for (i = 0; i < win32_argc; i++) + buffsize += WideCharToMultiByte(CP_UTF8, 0, argv_w[i], -1, + NULL, 0, NULL, NULL); + + win32_argv_utf8 = av_mallocz(sizeof(char*) * (win32_argc + 1) + buffsize); + argstr_flat = (char*)win32_argv_utf8 + sizeof(char*) * (win32_argc + 1); + if (win32_argv_utf8 == NULL) { + LocalFree(argv_w); + return; + } + + for (i = 0; i < win32_argc; i++) { + win32_argv_utf8[i] = &argstr_flat[offset]; + offset += WideCharToMultiByte(CP_UTF8, 0, argv_w[i], -1, + &argstr_flat[offset], + buffsize - offset, NULL, NULL); + } + win32_argv_utf8[i] = NULL; + LocalFree(argv_w); + + *argc_ptr = win32_argc; + *argv_ptr = win32_argv_utf8; +} +#else +static inline void prepare_app_arguments(int *argc_ptr, char ***argv_ptr) +{ + /* nothing to do */ +} +#endif /* WIN32 && !__MINGW32CE__ */ + void parse_options(int argc, char **argv, const OptionDef *options, void (* parse_arg_function)(const char*)) { @@ -129,6 +233,9 @@ void parse_options(int argc, char **argv, const OptionDef *options, int optindex, handleoptions=1; const OptionDef *po; + /* perform system-dependent conversions for arguments list */ + prepare_app_arguments(&argc, &argv); + /* parse options */ optindex = 1; while (optindex < argc) { @@ -175,14 +282,12 @@ unknown_opt: } else if (po->flags & OPT_INT64) { *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 = 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, arg) < 0) { + *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); exit(1); } - } else { - po->u.func_arg(arg); } if(po->flags & OPT_EXIT) exit(0); @@ -193,6 +298,43 @@ unknown_opt: } } +#define FLAGS (o->type == FF_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0 +#define SET_PREFIXED_OPTS(ch, flag, output) \ + if (opt[0] == ch && avcodec_opts[0] && (o = av_opt_find(avcodec_opts[0], opt+1, NULL, flag, 0)))\ + av_dict_set(&output, opt+1, arg, FLAGS); +static int opt_default2(const char *opt, const char *arg) +{ + const AVOption *o; + if ((o = av_opt_find(avcodec_opts[0], opt, NULL, 0, AV_OPT_SEARCH_CHILDREN))) { + if (o->flags & AV_OPT_FLAG_VIDEO_PARAM) + av_dict_set(&video_opts, opt, arg, FLAGS); + if (o->flags & AV_OPT_FLAG_AUDIO_PARAM) + av_dict_set(&audio_opts, opt, arg, FLAGS); + if (o->flags & AV_OPT_FLAG_SUBTITLE_PARAM) + av_dict_set(&sub_opts, opt, arg, FLAGS); + } else if ((o = av_opt_find(avformat_opts, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN))) + av_dict_set(&format_opts, opt, arg, FLAGS); + else if ((o = av_opt_find(sws_opts, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN))) { + // XXX we only support sws_flags, not arbitrary sws options + int ret = av_set_string3(sws_opts, opt, arg, 1, NULL); + if (ret < 0) { + av_log(NULL, AV_LOG_ERROR, "Error setting option %s.\n", opt); + return ret; + } + } + + if (!o) { + SET_PREFIXED_OPTS('v', AV_OPT_FLAG_VIDEO_PARAM, video_opts) + SET_PREFIXED_OPTS('a', AV_OPT_FLAG_AUDIO_PARAM, audio_opts) + SET_PREFIXED_OPTS('s', AV_OPT_FLAG_SUBTITLE_PARAM, sub_opts) + } + + if (o) + return 0; + fprintf(stderr, "Unrecognized option '%s'\n", opt); + return AVERROR_OPTION_NOT_FOUND; +} + int opt_default(const char *opt, const char *arg){ int type; int ret= 0; @@ -200,7 +342,7 @@ int opt_default(const char *opt, const char *arg){ int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0}; for(type=0; *avcodec_opts && type= 0; type++){ - const AVOption *o2 = av_find_opt(avcodec_opts[0], opt, NULL, opt_types[type], opt_types[type]); + const AVOption *o2 = av_opt_find(avcodec_opts[0], opt, NULL, opt_types[type], 0); if(o2) ret = av_set_string3(avcodec_opts[type], opt, arg, 1, &o); } @@ -209,11 +351,11 @@ int opt_default(const char *opt, const char *arg){ if(!o && sws_opts) ret = av_set_string3(sws_opts, opt, arg, 1, &o); if(!o){ - if(opt[0] == 'a') + if (opt[0] == 'a' && avcodec_opts[AVMEDIA_TYPE_AUDIO]) ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_AUDIO], opt+1, arg, 1, &o); - else if(opt[0] == 'v') + else if(opt[0] == 'v' && avcodec_opts[AVMEDIA_TYPE_VIDEO]) ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_VIDEO], opt+1, arg, 1, &o); - else if(opt[0] == 's') + 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 (o && ret < 0) { @@ -222,24 +364,31 @@ int opt_default(const char *opt, const char *arg){ } if (!o) { AVCodec *p = NULL; + AVOutputFormat *oformat = NULL; while ((p=av_codec_next(p))){ - AVClass *c= p->priv_class; - if(c && av_find_opt(&c, opt, NULL, 0, 0)) + const AVClass *c = p->priv_class; + if(c && av_opt_find(&c, opt, NULL, 0, 0)) break; } - if(!p){ - fprintf(stderr, "Unrecognized option '%s'\n", opt); - exit(1); + 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; + } } } + 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 : arg; + opt_values[opt_name_count]= o ? NULL : av_strdup(arg); opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1)); - opt_names[opt_name_count++]= o ? o->name : opt; + opt_names[opt_name_count++]= o ? o->name : av_strdup(opt); if ((*avcodec_opts && avcodec_opts[0]->debug) || (avformat_opts && avformat_opts->debug)) av_log_set_level(AV_LOG_DEBUG); @@ -303,7 +452,13 @@ void set_context_opts(void *ctx, void *opts_ctx, int flags, AVCodec *codec) if(codec && codec->priv_class && avctx->priv_data){ 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; + } } + for(i=0; iurl_read ? 'I' : '.', - up->url_write ? 'O' : '.', - up->url_seek ? 'S' : '.', - up->name); + "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); } void show_filters(void) @@ -728,3 +868,98 @@ int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t reordered_pts, int6 return pts; } + +FILE *get_preset_file(char *filename, size_t filename_size, + const char *preset_name, int is_path, const char *codec_name) +{ + FILE *f = NULL; + int i; + const char *base[3]= { getenv("FFMPEG_DATADIR"), + getenv("HOME"), + FFMPEG_DATADIR, + }; + + if (is_path) { + av_strlcpy(filename, preset_name, filename_size); + f = fopen(filename, "r"); + } else { + for (i = 0; i < 3 && !f; i++) { + if (!base[i]) + continue; + snprintf(filename, filename_size, "%s%s/%s.ffpreset", base[i], i != 1 ? "" : "/.ffmpeg", preset_name); + f = fopen(filename, "r"); + if (!f && codec_name) { + snprintf(filename, filename_size, + "%s%s/%s-%s.ffpreset", base[i], i != 1 ? "" : "/.ffmpeg", codec_name, preset_name); + f = fopen(filename, "r"); + } + } + } + + 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 */