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add some packet dumping functions, stolen from ffmpeg, but these will use our logging functions

This commit is contained in:
Isaac Connor 2016-04-06 10:51:20 -04:00
parent b4b622668c
commit 9dd1c8cb4a
2 changed files with 100 additions and 0 deletions
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98
src/zm_ffmpeg.cpp
View File

@ -318,3 +318,101 @@ int hacked_up_context2_for_older_ffmpeg(AVFormatContext **avctx, AVOutputFormat
return 0;
}
}
static void zm_log_fps(double d, const char *postfix)
{
uint64_t v = lrintf(d * 100);
if (!v) {
Debug(3, "%1.4f %s", d, postfix);
} else if (v % 100) {
Debug(3, "%3.2f %s", d, postfix);
} else if (v % (100 * 1000)) {
Debug(3, "%1.0f %s", d, postfix);
} else
Debug(3, "%1.0fk %s", d / 1000, postfix);
}
/* "user interface" functions */
void zm_dump_stream_format(AVFormatContext *ic, int i, int index, int is_output) {
char buf[256];
int flags = (is_output ? ic->oformat->flags : ic->iformat->flags);
AVStream *st = ic->streams[i];
AVDictionaryEntry *lang = av_dict_get(st->metadata, "language", NULL, 0);
unsigned char *separator = ic->dump_separator;
char **codec_separator = (char **)av_opt_ptr(st->codec->av_class, st->codec, "dump_separator");
int use_format_separator = !*codec_separator;
if (use_format_separator)
*codec_separator = av_strdup((const char *)separator);
avcodec_string(buf, sizeof(buf), st->codec, is_output);
if (use_format_separator)
av_freep(codec_separator);
Debug(3, " Stream #%d:%d", index, i);
/* the pid is an important information, so we display it */
/* XXX: add a generic system */
if (flags & AVFMT_SHOW_IDS)
Debug(3, "[0x%x]", st->id);
if (lang)
Debug(3, "(%s)", lang->value);
av_log(NULL, AV_LOG_DEBUG, ", %d, %d/%d", st->codec_info_nb_frames,
st->time_base.num, st->time_base.den);
Debug(3, ": %s", buf);
if (st->sample_aspect_ratio.num && // default
av_cmp_q(st->sample_aspect_ratio, st->codec->sample_aspect_ratio)) {
AVRational display_aspect_ratio;
av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
st->codec->width * (int64_t)st->sample_aspect_ratio.num,
st->codec->height * (int64_t)st->sample_aspect_ratio.den,
1024 * 1024);
Debug(3, ", SAR %d:%d DAR %d:%d",
st->sample_aspect_ratio.num, st->sample_aspect_ratio.den,
display_aspect_ratio.num, display_aspect_ratio.den);
}
if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
int fps = st->avg_frame_rate.den && st->avg_frame_rate.num;
int tbr = st->r_frame_rate.den && st->r_frame_rate.num;
int tbn = st->time_base.den && st->time_base.num;
int tbc = st->codec->time_base.den && st->codec->time_base.num;
if (fps || tbr || tbn || tbc)
Debug(3, "%s", separator);
if (fps)
zm_log_fps(av_q2d(st->avg_frame_rate), tbr || tbn || tbc ? "fps, " : "fps");
if (tbr)
zm_log_fps(av_q2d(st->r_frame_rate), tbn || tbc ? "tbr, " : "tbr");
if (tbn)
zm_log_fps(1 / av_q2d(st->time_base), tbc ? "tbn, " : "tbn");
if (tbc)
zm_log_fps(1 / av_q2d(st->codec->time_base), "tbc");
}
if (st->disposition & AV_DISPOSITION_DEFAULT)
Debug(3, " (default)");
if (st->disposition & AV_DISPOSITION_DUB)
Debug(3, " (dub)");
if (st->disposition & AV_DISPOSITION_ORIGINAL)
Debug(3, " (original)");
if (st->disposition & AV_DISPOSITION_COMMENT)
Debug(3, " (comment)");
if (st->disposition & AV_DISPOSITION_LYRICS)
Debug(3, " (lyrics)");
if (st->disposition & AV_DISPOSITION_KARAOKE)
Debug(3, " (karaoke)");
if (st->disposition & AV_DISPOSITION_FORCED)
Debug(3, " (forced)");
if (st->disposition & AV_DISPOSITION_HEARING_IMPAIRED)
Debug(3, " (hearing impaired)");
if (st->disposition & AV_DISPOSITION_VISUAL_IMPAIRED)
Debug(3, " (visual impaired)");
if (st->disposition & AV_DISPOSITION_CLEAN_EFFECTS)
Debug(3, " (clean effects)");
Debug(3, "\n");
//dump_metadata(NULL, st->metadata, " ");
//dump_sidedata(NULL, st, " ");
}

2
src/zm_ffmpeg.h
View File

@ -309,4 +309,6 @@ static av_always_inline av_const int64_t av_clip64_c(int64_t a, int64_t amin, in
#define av_clip64 av_clip64_c
#endif
void zm_dump_stream_format(AVFormatContext *ic, int i, int index, int is_output);
#endif // ZM_FFMPEG_H