#include <string.h>
#include <stdlib.h>
#include <errno.h>
+#include <math.h>
-#include "avformat.h"
+/* 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 "libavcodec/opt.h"
#include "cmdutils.h"
-#include "avstring.h"
+#include "version.h"
+#if CONFIG_NETWORK
+#include "libavformat/network.h"
+#endif
#undef exit
+const char **opt_names;
+static int opt_name_count;
+AVCodecContext *avcodec_opts[CODEC_TYPE_NB];
+AVFormatContext *avformat_opts;
+struct SwsContext *sws_opts;
+
+const int this_year = 2009;
+
+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)
{
const OptionDef *po;
opt = argv[optindex++];
if (handleoptions && opt[0] == '-' && opt[1] != '\0') {
- if (opt[1] == '-' && opt[2] == '\0') {
- handleoptions = 0;
- continue;
- }
+ int bool_val = 1;
+ if (opt[1] == '-' && opt[2] == '\0') {
+ handleoptions = 0;
+ continue;
+ }
po= find_option(options, opt + 1);
+ if (!po->name && opt[1] == 'n' && opt[2] == 'o') {
+ /* handle 'no' bool option */
+ po = find_option(options, opt + 3);
+ if (!(po->name && (po->flags & OPT_BOOL)))
+ goto unknown_opt;
+ bool_val = 0;
+ }
if (!po->name)
po= find_option(options, "default");
if (!po->name) {
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+1, 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+1, 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+1, 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;
} else {
po->u.func_arg(arg);
}
+ if(po->flags & OPT_EXIT)
+ exit(0);
} else {
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<CODEC_TYPE_NB && ret>= 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)
+ ret = av_set_string3(sws_opts, opt, arg, 1, &o);
+ if(!o){
+ if(opt[0] == 'a')
+ ret = av_set_string3(avcodec_opts[CODEC_TYPE_AUDIO], opt+1, arg, 1, &o);
+ else if(opt[0] == 'v')
+ ret = av_set_string3(avcodec_opts[CODEC_TYPE_VIDEO], opt+1, arg, 1, &o);
+ else if(opt[0] == 's')
+ ret = av_set_string3(avcodec_opts[CODEC_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)
+ return -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;
+}
+
+void set_context_opts(void *ctx, void *opts_ctx, int flags)
+{
+ int i;
+ 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);
+ }
+}
+
void print_error(const char *filename, int err)
{
switch(err) {
fprintf(stderr, "%s: Unknown format\n", filename);
break;
case AVERROR(EIO):
- fprintf(stderr, "%s: I/O error occured\n"
+ fprintf(stderr, "%s: I/O error occurred\n"
"Usually that means that input file is truncated and/or corrupted.\n",
filename);
break;
case AVERROR(ENOMEM):
- fprintf(stderr, "%s: memory allocation error occured\n", filename);
+ fprintf(stderr, "%s: memory allocation error occurred\n", filename);
break;
case AVERROR(ENOENT):
fprintf(stderr, "%s: no such file or directory\n", filename);
break;
+#if CONFIG_NETWORK
+ case AVERROR(FF_NETERROR(EPROTONOSUPPORT)):
+ fprintf(stderr, "%s: Unsupported network protocol\n", filename);
+ break;
+#endif
default:
fprintf(stderr, "%s: Error while opening file\n", filename);
break;
}
}
+
+#define PRINT_LIB_VERSION(outstream,libname,LIBNAME,indent) \
+ 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)
+{
+ unsigned int version;
+ 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);
+#if CONFIG_AVFILTER
+ PRINT_LIB_VERSION(outstream, avfilter, AVFILTER, indent);
+#endif
+ PRINT_LIB_VERSION(outstream, swscale, SWSCALE, indent);
+#if CONFIG_POSTPROC
+ PRINT_LIB_VERSION(outstream, postproc, POSTPROC, indent);
+#endif
+}
+
+void show_banner(void)
+{
+ fprintf(stderr, "%s version " FFMPEG_VERSION ", Copyright (c) %d-%d Fabrice Bellard, et al.\n",
+ program_name, program_birth_year, this_year);
+ fprintf(stderr, " configuration: " FFMPEG_CONFIGURATION "\n");
+ print_all_lib_versions(stderr, 1);
+ fprintf(stderr, " built on " __DATE__ " " __TIME__);
+#ifdef __GNUC__
+ fprintf(stderr, ", gcc: " __VERSION__ "\n");
+#else
+ fprintf(stderr, ", using a non-gcc compiler\n");
+#endif
+}
+
+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 <http://www.gnu.org/licenses/>.\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 <http://www.gnu.org/licenses/>.\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 show_formats(void)
+{
+ AVInputFormat *ifmt=NULL;
+ AVOutputFormat *ofmt=NULL;
+ URLProtocol *up=NULL;
+ AVCodec *p=NULL, *p2;
+ AVBitStreamFilter *bsf=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:" ");
+ }
+ printf("\n");
+
+ 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 CODEC_TYPE_VIDEO:
+ type_str = "V";
+ break;
+ case CODEC_TYPE_AUDIO:
+ type_str = "A";
+ break;
+ case CODEC_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("Bitstream filters:\n");
+ while((bsf = av_bitstream_filter_next(bsf)))
+ printf(" %s", bsf->name);
+ printf("\n");
+
+ printf("Supported file protocols:\n");
+ while((up = av_protocol_next(up)))
+ printf(" %s:", up->name);
+ printf("\n");
+
+ printf("Frame size, frame rate abbreviations:\n ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\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");
+}
+
+int read_yesno(void)
+{
+ int c = getchar();
+ int yesno = (toupper(c) == 'Y');
+
+ while (c != '\n' && c != EOF)
+ c = getchar();
+
+ return yesno;
+}