void show_help_children(const AVClass *class, int flags)
{
const AVClass *child = NULL;
- av_opt_show2(&class, NULL, flags, 0);
- printf("\n");
+ if (class->option) {
+ av_opt_show2(&class, NULL, flags, 0);
+ printf("\n");
+ }
while (child = av_opt_child_class_next(class, child))
show_help_children(child, flags);
av_log(NULL, level, " Copyright (c) %d-%d the FFmpeg developers",
program_birth_year, this_year);
av_log(NULL, level, "\n");
- av_log(NULL, level, "%sbuilt on %s %s with %s %s\n",
- indent, __DATE__, __TIME__, CC_TYPE, CC_VERSION);
+ av_log(NULL, level, "%sbuilt on %s %s with %s\n",
+ indent, __DATE__, __TIME__, CC_IDENT);
+
av_log(NULL, level, "%sconfiguration: " FFMPEG_CONFIGURATION "\n", indent);
}
int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec)
{
- if (*spec <= '9' && *spec >= '0') /* opt:index */
- return strtol(spec, NULL, 0) == st->index;
- else if (*spec == 'v' || *spec == 'a' || *spec == 's' || *spec == 'd' ||
- *spec == 't') { /* opt:[vasdt] */
- enum AVMediaType type;
-
- switch (*spec++) {
- case 'v': type = AVMEDIA_TYPE_VIDEO; break;
- case 'a': type = AVMEDIA_TYPE_AUDIO; break;
- case 's': type = AVMEDIA_TYPE_SUBTITLE; break;
- case 'd': type = AVMEDIA_TYPE_DATA; break;
- case 't': type = AVMEDIA_TYPE_ATTACHMENT; break;
- default: av_assert0(0);
- }
- if (type != st->codec->codec_type)
- return 0;
- if (*spec++ == ':') { /* possibly followed by :index */
- int i, index = strtol(spec, NULL, 0);
- for (i = 0; i < s->nb_streams; i++)
- if (s->streams[i]->codec->codec_type == type && index-- == 0)
- return i == st->index;
- return 0;
- }
- return 1;
- } else if (*spec == 'p' && *(spec + 1) == ':') {
- int prog_id, i, j;
- char *endptr;
- spec += 2;
- prog_id = strtol(spec, &endptr, 0);
- for (i = 0; i < s->nb_programs; i++) {
- if (s->programs[i]->id != prog_id)
- continue;
-
- if (*endptr++ == ':') {
- int stream_idx = strtol(endptr, NULL, 0);
- return stream_idx >= 0 &&
- stream_idx < s->programs[i]->nb_stream_indexes &&
- st->index == s->programs[i]->stream_index[stream_idx];
- }
-
- for (j = 0; j < s->programs[i]->nb_stream_indexes; j++)
- if (st->index == s->programs[i]->stream_index[j])
- return 1;
- }
- return 0;
- } else if (*spec == '#') {
- int sid;
- char *endptr;
- sid = strtol(spec + 1, &endptr, 0);
- if (!*endptr)
- return st->id == sid;
- } else if (!*spec) /* empty specifier, matches everything */
- return 1;
-
- av_log(s, AV_LOG_ERROR, "Invalid stream specifier: %s.\n", spec);
- return AVERROR(EINVAL);
+ int ret = avformat_match_stream_specifier(s, st, spec);
+ if (ret < 0)
+ av_log(s, AV_LOG_ERROR, "Invalid stream specifier: %s.\n", spec);
+ return ret;
}
-AVDictionary *filter_codec_opts(AVDictionary *opts, enum CodecID codec_id,
+AVDictionary *filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id,
AVFormatContext *s, AVStream *st, AVCodec *codec)
{
AVDictionary *ret = NULL;
for (i = 0; i < FF_ARRAY_ELEMS(buf->data); i++) {
const int h_shift = i==0 ? 0 : h_chroma_shift;
const int v_shift = i==0 ? 0 : v_chroma_shift;
- if ((s->flags & CODEC_FLAG_EMU_EDGE) || !buf->linesize[1] || !buf->base[i])
+ if ((s->flags & CODEC_FLAG_EMU_EDGE) || !buf->linesize[i] || !buf->base[i])
buf->data[i] = buf->base[i];
else
buf->data[i] = buf->base[i] +