static const OptionDef options[];
-static const char *last_asked_format = NULL;
static AVDictionary *ts_scale;
-static StreamMap *stream_maps = NULL;
-static int nb_stream_maps;
-
static AVDictionary *codec_names;
/* first item specifies output metadata, second is input */
static float mux_preload= 0.5;
static float mux_max_delay= 0.7;
-static int64_t recording_time = INT64_MAX;
-static int64_t start_time = 0;
-static int64_t input_ts_offset = 0;
static int file_overwrite = 0;
static AVDictionary *metadata;
static int do_benchmark = 0;
static int nb_frames_dup = 0;
static int nb_frames_drop = 0;
static int input_sync;
-static uint64_t limit_filesize = UINT64_MAX;
static int force_fps = 0;
static char *forced_key_frames = NULL;
static OutputFile *output_files = NULL;
static int nb_output_files = 0;
+typedef struct OptionsContext {
+ /* input/output options */
+ int64_t start_time;
+ const char *format;
+
+ /* input options */
+ int64_t input_ts_offset;
+
+ /* output options */
+ StreamMap *stream_maps;
+ int nb_stream_maps;
+
+ int64_t recording_time;
+ uint64_t limit_filesize;
+} OptionsContext;
+
+static void reset_options(OptionsContext *o)
+{
+ const OptionDef *po = options;
+
+ /* all OPT_SPEC and OPT_STRING can be freed in generic way */
+ while (po->name) {
+ void *dst = (uint8_t*)o + po->u.off;
+
+ if (po->flags & OPT_SPEC) {
+ SpecifierOpt **so = dst;
+ int i, *count = (int*)(so + 1);
+ for (i = 0; i < *count; i++) {
+ av_freep(&(*so)[i].specifier);
+ if (po->flags & OPT_STRING)
+ av_freep(&(*so)[i].u.str);
+ }
+ av_freep(so);
+ *count = 0;
+ } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
+ av_freep(dst);
+ po++;
+ }
+
+ av_freep(&o->stream_maps);
+
+ memset(o, 0, sizeof(*o));
+
+ o->recording_time = INT64_MAX;
+ o->limit_filesize = UINT64_MAX;
+
+ uninit_opts();
+ init_opts();
+}
+
#if CONFIG_AVFILTER
static int configure_video_filters(InputStream *ist, OutputStream *ost)
return received_nb_signals > 1;
}
-static int exit_program(int ret)
+void exit_program(int ret)
{
int i;
}
exit(ret); /* not all OS-es handle main() return value */
- return ret;
}
static void assert_avoptions(AVDictionary *m)
}
}
-/* similar to ff_dynarray_add() and av_fast_realloc() */
-static void *grow_array(void *array, int elem_size, int *size, int new_size)
-{
- if (new_size >= INT_MAX / elem_size) {
- fprintf(stderr, "Array too big.\n");
- exit_program(1);
- }
- if (*size < new_size) {
- uint8_t *tmp = av_realloc(array, new_size*elem_size);
- if (!tmp) {
- fprintf(stderr, "Could not alloc buffer.\n");
- exit_program(1);
- }
- memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
- *size = new_size;
- return tmp;
- }
- return array;
-}
-
static void choose_sample_fmt(AVStream *st, AVCodec *codec)
{
if(codec && codec->sample_fmts){
return ret;
}
-static int opt_format(const char *opt, const char *arg)
-{
- last_asked_format = arg;
- return 0;
-}
-
static int opt_video_rc_override_string(const char *opt, const char *arg)
{
video_rc_override_string = arg;
return 0;
}
-static int opt_map(const char *opt, const char *arg)
+static int opt_map(OptionsContext *o, const char *opt, const char *arg)
{
StreamMap *m = NULL;
int i, negative = 0, file_idx;
}
if (negative)
/* disable some already defined maps */
- for (i = 0; i < nb_stream_maps; i++) {
- m = &stream_maps[i];
+ for (i = 0; i < o->nb_stream_maps; i++) {
+ m = &o->stream_maps[i];
if (check_stream_specifier(input_files[m->file_index].ctx,
input_files[m->file_index].ctx->streams[m->stream_index],
*p == ':' ? p + 1 : p) > 0)
if (check_stream_specifier(input_files[file_idx].ctx, input_files[file_idx].ctx->streams[i],
*p == ':' ? p + 1 : p) <= 0)
continue;
- stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1);
- m = &stream_maps[nb_stream_maps - 1];
+ o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
+ &o->nb_stream_maps, o->nb_stream_maps + 1);
+ m = &o->stream_maps[o->nb_stream_maps - 1];
m->file_index = file_idx;
m->stream_index = i;
return av_dict_set(&ts_scale, opt, arg, 0);
}
-static int opt_recording_time(const char *opt, const char *arg)
-{
- recording_time = parse_time_or_die(opt, arg, 1);
- return 0;
-}
-
-static int opt_start_time(const char *opt, const char *arg)
-{
- start_time = parse_time_or_die(opt, arg, 1);
- return 0;
-}
-
-static int opt_input_ts_offset(const char *opt, const char *arg)
-{
- input_ts_offset = parse_time_or_die(opt, arg, 1);
- return 0;
-}
-
static enum CodecID find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
{
const char *codec_string = encoder ? "encoder" : "decoder";
}
}
-static int opt_input_file(const char *opt, const char *filename)
+static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
{
AVFormatContext *ic;
AVInputFormat *file_iformat = NULL;
AVDictionary **opts;
int orig_nb_streams; // number of streams before avformat_find_stream_info
- if (last_asked_format) {
- if (!(file_iformat = av_find_input_format(last_asked_format))) {
- fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
+ if (o->format) {
+ if (!(file_iformat = av_find_input_format(o->format))) {
+ fprintf(stderr, "Unknown input format: '%s'\n", o->format);
exit_program(1);
}
- last_asked_format = NULL;
}
if (!strcmp(filename, "-"))
exit_program(1);
}
- timestamp = start_time;
+ timestamp = o->start_time;
/* add the stream start time */
if (ic->start_time != AV_NOPTS_VALUE)
timestamp += ic->start_time;
/* if seeking requested, we execute it */
- if (start_time != 0) {
+ if (o->start_time != 0) {
ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
if (ret < 0) {
fprintf(stderr, "%s: could not seek to position %0.3f\n",
filename, (double)timestamp / AV_TIME_BASE);
}
- /* reset seek info */
- start_time = 0;
}
/* update the current parameters so that they match the one of the input stream */
input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
input_files[nb_input_files - 1].ctx = ic;
input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams;
- input_files[nb_input_files - 1].ts_offset = input_ts_offset - (copy_ts ? 0 : timestamp);
+ input_files[nb_input_files - 1].ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
input_files[nb_input_files - 1].nb_streams = ic->nb_streams;
frame_rate = (AVRational){0, 0};
audio_channels = 0;
audio_sample_fmt = AV_SAMPLE_FMT_NONE;
av_dict_free(&ts_scale);
- input_ts_offset = 0;
for (i = 0; i < orig_nb_streams; i++)
av_dict_free(&opts[i]);
av_freep(&opts);
av_dict_free(&codec_names);
- uninit_opts();
- init_opts();
+
+ reset_options(o);
return 0;
}
return 0;
}
-static int copy_chapters(int infile, int outfile)
+static int copy_chapters(InputFile *ifile, OutputFile *ofile)
{
- AVFormatContext *is = input_files[infile].ctx;
- AVFormatContext *os = output_files[outfile].ctx;
+ AVFormatContext *is = ifile->ctx;
+ AVFormatContext *os = ofile->ctx;
int i;
for (i = 0; i < is->nb_chapters; i++) {
AVChapter *in_ch = is->chapters[i], *out_ch;
- int64_t ts_off = av_rescale_q(start_time - input_files[infile].ts_offset,
+ int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
AV_TIME_BASE_Q, in_ch->time_base);
- int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
- av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
+ int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
+ av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
if (in_ch->end < ts_off)
return 0;
}
-static void opt_output_file(const char *filename)
+static void opt_output_file(void *optctx, const char *filename)
{
+ OptionsContext *o = optctx;
AVFormatContext *oc;
int i, err;
AVOutputFormat *file_oformat;
exit_program(1);
}
- if (last_asked_format) {
- file_oformat = av_guess_format(last_asked_format, NULL, NULL);
+ if (o->format) {
+ file_oformat = av_guess_format(o->format, NULL, NULL);
if (!file_oformat) {
- fprintf(stderr, "Requested output format '%s' is not a suitable output format\n", last_asked_format);
+ fprintf(stderr, "Requested output format '%s' is not a suitable output format\n", o->format);
exit_program(1);
}
- last_asked_format = NULL;
} else {
file_oformat = av_guess_format(NULL, filename, NULL);
if (!file_oformat) {
print_error(filename, err);
exit_program(1);
}
- } else if (!nb_stream_maps) {
+ } else if (!o->nb_stream_maps) {
/* pick the "best" stream of each type */
#define NEW_STREAM(type, index)\
if (index >= 0) {\
}
/* do something with data? */
} else {
- for (i = 0; i < nb_stream_maps; i++) {
- StreamMap *map = &stream_maps[i];
+ for (i = 0; i < o->nb_stream_maps; i++) {
+ StreamMap *map = &o->stream_maps[i];
if (map->disabled)
continue;
output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
output_files[nb_output_files - 1].ctx = oc;
output_files[nb_output_files - 1].ost_index = nb_output_streams - oc->nb_streams;
- output_files[nb_output_files - 1].recording_time = recording_time;
- output_files[nb_output_files - 1].start_time = start_time;
- output_files[nb_output_files - 1].limit_filesize = limit_filesize;
+ output_files[nb_output_files - 1].recording_time = o->recording_time;
+ output_files[nb_output_files - 1].start_time = o->start_time;
+ output_files[nb_output_files - 1].limit_filesize = o->limit_filesize;
av_dict_copy(&output_files[nb_output_files - 1].opts, format_opts, 0);
/* check filename in case of an image number is expected */
}
}
if (chapters_input_file >= 0)
- copy_chapters(chapters_input_file, nb_output_files - 1);
+ copy_chapters(&input_files[chapters_input_file], &output_files[nb_output_files - 1]);
/* copy metadata */
for (i = 0; i < nb_meta_data_maps; i++) {
audio_channels = 0;
audio_sample_fmt = AV_SAMPLE_FMT_NONE;
chapters_input_file = INT_MAX;
- recording_time = INT64_MAX;
- start_time = 0;
- limit_filesize = UINT64_MAX;
av_freep(&meta_data_maps);
nb_meta_data_maps = 0;
metadata_global_autocopy = 1;
metadata_streams_autocopy = 1;
metadata_chapters_autocopy = 1;
- av_freep(&stream_maps);
- nb_stream_maps = 0;
av_freep(&streamid_map);
nb_streamid_map = 0;
av_dict_free(&codec_names);
av_freep(&forced_key_frames);
- uninit_opts();
- init_opts();
+ reset_options(o);
}
/* same option as mencoder */
AVCodec *c;
AVOutputFormat *oformat = NULL;
AVInputFormat *iformat = NULL;
+ const AVClass *class;
av_log_set_callback(log_callback_help);
show_usage();
OPT_GRAB,
OPT_GRAB);
printf("\n");
- av_opt_show2(avcodec_opts[0], NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
+ class = avcodec_get_class();
+ av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
printf("\n");
/* individual codec options */
}
}
- av_opt_show2(avformat_opts, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
+ class = avformat_get_class();
+ av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
printf("\n");
/* individual muxer options */
}
}
- av_opt_show2(sws_opts, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
+ class = sws_get_class();
+ av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
}
-static int opt_target(const char *opt, const char *arg)
+static int opt_target(OptionsContext *o, const char *opt, const char *arg)
{
enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
static const char *const frame_rates[] = {"25", "30000/1001", "24000/1001"};
if(!strcmp(arg, "vcd")) {
opt_codec("c:v", "mpeg1video");
opt_codec("c:a", "mp2");
- opt_format("f", "vcd");
+ parse_option(o, "f", "vcd", options);
opt_frame_size("s", norm == PAL ? "352x288" : "352x240");
opt_frame_rate("r", frame_rates[norm]);
opt_codec("c:v", "mpeg2video");
opt_codec("c:a", "mp2");
- opt_format("f", "svcd");
+ parse_option(o, "f", "svcd", options);
opt_frame_size("s", norm == PAL ? "480x576" : "480x480");
opt_frame_rate("r", frame_rates[norm]);
opt_codec("c:v", "mpeg2video");
opt_codec("c:a", "ac3");
- opt_format("f", "dvd");
+ parse_option(o, "f", "dvd", options);
opt_frame_size("vcodec", norm == PAL ? "720x576" : "720x480");
opt_frame_rate("r", frame_rates[norm]);
} else if(!strncmp(arg, "dv", 2)) {
- opt_format("f", "dv");
+ parse_option(o, "f", "dv", options);
opt_frame_size("s", norm == PAL ? "720x576" : "720x480");
opt_frame_pix_fmt("pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" :
return 0;
}
+#define OFFSET(x) offsetof(OptionsContext, x)
static const OptionDef options[] = {
/* main options */
#include "cmdutils_common_opts.h"
- { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
- { "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" },
+ { "f", HAS_ARG | OPT_STRING | OPT_OFFSET, {.off = OFFSET(format)}, "force format", "fmt" },
+ { "i", HAS_ARG | OPT_FUNC2, {(void*)opt_input_file}, "input file name", "filename" },
{ "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
{ "c", HAS_ARG, {(void*)opt_codec}, "codec name", "codec" },
{ "codec", HAS_ARG, {(void*)opt_codec}, "codec name", "codec" },
- { "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file.stream[:syncfile.syncstream]" },
+ { "map", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map}, "set input stream mapping", "file.stream[:syncfile.syncstream]" },
{ "map_metadata", HAS_ARG | OPT_EXPERT, {(void*)opt_map_metadata}, "set metadata information of outfile from infile",
"outfile[,metadata]:infile[,metadata]" },
{ "map_chapters", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&chapters_input_file}, "set chapters mapping", "input_file_index" },
- { "t", HAS_ARG, {(void*)opt_recording_time}, "record or transcode \"duration\" seconds of audio/video", "duration" },
- { "fs", HAS_ARG | OPT_INT64, {(void*)&limit_filesize}, "set the limit file size in bytes", "limit_size" }, //
- { "ss", HAS_ARG, {(void*)opt_start_time}, "set the start time offset", "time_off" },
- { "itsoffset", HAS_ARG, {(void*)opt_input_ts_offset}, "set the input ts offset", "time_off" },
+ { "t", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(recording_time)}, "record or transcode \"duration\" seconds of audio/video", "duration" },
+ { "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET, {.off = OFFSET(limit_filesize)}, "set the limit file size in bytes", "limit_size" }, //
+ { "ss", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(start_time)}, "set the start time offset", "time_off" },
+ { "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(input_ts_offset)}, "set the input ts offset", "time_off" },
{ "itsscale", HAS_ARG, {(void*)opt_input_ts_scale}, "set the input ts scale", "scale" },
{ "metadata", HAS_ARG, {(void*)opt_metadata}, "add metadata", "string=string" },
{ "dframes", OPT_INT | HAS_ARG, {(void*)&max_frames[AVMEDIA_TYPE_DATA]}, "set the number of data frames to record", "number" },
"when dumping packets, also dump the payload" },
{ "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" },
{ "v", HAS_ARG, {(void*)opt_verbose}, "set the verbosity level", "number" },
- { "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
+ { "target", HAS_ARG | OPT_FUNC2, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
{ "vsync", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_sync_method}, "video sync method", "" },
{ "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" },
{ "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" },
int main(int argc, char **argv)
{
+ OptionsContext o = { 0 };
int64_t ti;
+ reset_options(&o);
+
av_log_set_flags(AV_LOG_SKIP_REPEATED);
avcodec_register_all();
avio_set_interrupt_cb(decode_interrupt_cb);
- init_opts();
-
show_banner();
/* parse options */
- parse_options(argc, argv, options, opt_output_file);
+ parse_options(&o, argc, argv, options, opt_output_file);
if(nb_output_files <= 0 && nb_input_files == 0) {
show_usage();
printf("bench: utime=%0.3fs maxrss=%ikB\n", ti / 1000000.0, maxrss);
}
- return exit_program(0);
+ exit_program(0);
+ return 0;
}
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