mirror of https://github.com/FFmpeg/FFmpeg.git
Vittorio Giovara
11 years ago
parent
5a69ded12a
commit
2dc265619a
3 changed files with 285 additions and 246 deletions
@ -0,0 +1,284 @@ |
|||||||
|
/*
|
||||||
|
* Various pretty-printing functions for use within Libav |
||||||
|
* |
||||||
|
* This file is part of Libav. |
||||||
|
* |
||||||
|
* 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. |
||||||
|
* |
||||||
|
* 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 Libav; if not, write to the Free Software |
||||||
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||||
|
*/ |
||||||
|
|
||||||
|
#include <stdio.h> |
||||||
|
#include <stdint.h> |
||||||
|
|
||||||
|
#include "libavutil/log.h" |
||||||
|
#include "libavutil/mathematics.h" |
||||||
|
|
||||||
|
#include "avformat.h" |
||||||
|
|
||||||
|
#define HEXDUMP_PRINT(...) \ |
||||||
|
do { \
|
||||||
|
if (!f) \
|
||||||
|
av_log(avcl, level, __VA_ARGS__); \
|
||||||
|
else \
|
||||||
|
fprintf(f, __VA_ARGS__); \
|
||||||
|
} while (0) |
||||||
|
|
||||||
|
static void hex_dump_internal(void *avcl, FILE *f, int level, |
||||||
|
const uint8_t *buf, int size) |
||||||
|
{ |
||||||
|
int len, i, j, c; |
||||||
|
|
||||||
|
for (i = 0; i < size; i += 16) { |
||||||
|
len = size - i; |
||||||
|
if (len > 16) |
||||||
|
len = 16; |
||||||
|
HEXDUMP_PRINT("%08x ", i); |
||||||
|
for (j = 0; j < 16; j++) { |
||||||
|
if (j < len) |
||||||
|
HEXDUMP_PRINT(" %02x", buf[i + j]); |
||||||
|
else |
||||||
|
HEXDUMP_PRINT(" "); |
||||||
|
} |
||||||
|
HEXDUMP_PRINT(" "); |
||||||
|
for (j = 0; j < len; j++) { |
||||||
|
c = buf[i + j]; |
||||||
|
if (c < ' ' || c > '~') |
||||||
|
c = '.'; |
||||||
|
HEXDUMP_PRINT("%c", c); |
||||||
|
} |
||||||
|
HEXDUMP_PRINT("\n"); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
void av_hex_dump(FILE *f, const uint8_t *buf, int size) |
||||||
|
{ |
||||||
|
hex_dump_internal(NULL, f, 0, buf, size); |
||||||
|
} |
||||||
|
|
||||||
|
void av_hex_dump_log(void *avcl, int level, const uint8_t *buf, int size) |
||||||
|
{ |
||||||
|
hex_dump_internal(avcl, NULL, level, buf, size); |
||||||
|
} |
||||||
|
|
||||||
|
static void pkt_dump_internal(void *avcl, FILE *f, int level, AVPacket *pkt, |
||||||
|
int dump_payload, AVRational time_base) |
||||||
|
{ |
||||||
|
HEXDUMP_PRINT("stream #%d:\n", pkt->stream_index); |
||||||
|
HEXDUMP_PRINT(" keyframe=%d\n", (pkt->flags & AV_PKT_FLAG_KEY) != 0); |
||||||
|
HEXDUMP_PRINT(" duration=%0.3f\n", pkt->duration * av_q2d(time_base)); |
||||||
|
/* DTS is _always_ valid after av_read_frame() */ |
||||||
|
HEXDUMP_PRINT(" dts="); |
||||||
|
if (pkt->dts == AV_NOPTS_VALUE) |
||||||
|
HEXDUMP_PRINT("N/A"); |
||||||
|
else |
||||||
|
HEXDUMP_PRINT("%0.3f", pkt->dts * av_q2d(time_base)); |
||||||
|
/* PTS may not be known if B-frames are present. */ |
||||||
|
HEXDUMP_PRINT(" pts="); |
||||||
|
if (pkt->pts == AV_NOPTS_VALUE) |
||||||
|
HEXDUMP_PRINT("N/A"); |
||||||
|
else |
||||||
|
HEXDUMP_PRINT("%0.3f", pkt->pts * av_q2d(time_base)); |
||||||
|
HEXDUMP_PRINT("\n"); |
||||||
|
HEXDUMP_PRINT(" size=%d\n", pkt->size); |
||||||
|
if (dump_payload) |
||||||
|
av_hex_dump(f, pkt->data, pkt->size); |
||||||
|
} |
||||||
|
|
||||||
|
void av_pkt_dump2(FILE *f, AVPacket *pkt, int dump_payload, AVStream *st) |
||||||
|
{ |
||||||
|
pkt_dump_internal(NULL, f, 0, pkt, dump_payload, st->time_base); |
||||||
|
} |
||||||
|
|
||||||
|
void av_pkt_dump_log2(void *avcl, int level, AVPacket *pkt, int dump_payload, |
||||||
|
AVStream *st) |
||||||
|
{ |
||||||
|
pkt_dump_internal(avcl, NULL, level, pkt, dump_payload, st->time_base); |
||||||
|
} |
||||||
|
|
||||||
|
|
||||||
|
static void print_fps(double d, const char *postfix) |
||||||
|
{ |
||||||
|
uint64_t v = lrintf(d * 100); |
||||||
|
if (v % 100) |
||||||
|
av_log(NULL, AV_LOG_INFO, ", %3.2f %s", d, postfix); |
||||||
|
else if (v % (100 * 1000)) |
||||||
|
av_log(NULL, AV_LOG_INFO, ", %1.0f %s", d, postfix); |
||||||
|
else |
||||||
|
av_log(NULL, AV_LOG_INFO, ", %1.0fk %s", d / 1000, postfix); |
||||||
|
} |
||||||
|
|
||||||
|
static void dump_metadata(void *ctx, AVDictionary *m, const char *indent) |
||||||
|
{ |
||||||
|
if (m && !(av_dict_count(m) == 1 && av_dict_get(m, "language", NULL, 0))) { |
||||||
|
AVDictionaryEntry *tag = NULL; |
||||||
|
|
||||||
|
av_log(ctx, AV_LOG_INFO, "%sMetadata:\n", indent); |
||||||
|
while ((tag = av_dict_get(m, "", tag, AV_DICT_IGNORE_SUFFIX))) |
||||||
|
if (strcmp("language", tag->key)) |
||||||
|
av_log(ctx, AV_LOG_INFO, |
||||||
|
"%s %-16s: %s\n", indent, tag->key, tag->value); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
/* "user interface" functions */ |
||||||
|
static void 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]; |
||||||
|
int g = av_gcd(st->time_base.num, st->time_base.den); |
||||||
|
AVDictionaryEntry *lang = av_dict_get(st->metadata, "language", NULL, 0); |
||||||
|
|
||||||
|
avcodec_string(buf, sizeof(buf), st->codec, is_output); |
||||||
|
av_log(NULL, AV_LOG_INFO, " 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) |
||||||
|
av_log(NULL, AV_LOG_INFO, "[0x%x]", st->id); |
||||||
|
if (lang) |
||||||
|
av_log(NULL, AV_LOG_INFO, "(%s)", lang->value); |
||||||
|
av_log(NULL, AV_LOG_DEBUG, ", %d, %d/%d", st->codec_info_nb_frames, |
||||||
|
st->time_base.num / g, st->time_base.den / g); |
||||||
|
av_log(NULL, AV_LOG_INFO, ": %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 * st->sample_aspect_ratio.num, |
||||||
|
st->codec->height * st->sample_aspect_ratio.den, |
||||||
|
1024 * 1024); |
||||||
|
av_log(NULL, AV_LOG_INFO, ", PAR %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) { |
||||||
|
if (st->avg_frame_rate.den && st->avg_frame_rate.num) |
||||||
|
print_fps(av_q2d(st->avg_frame_rate), "fps"); |
||||||
|
if (st->time_base.den && st->time_base.num) |
||||||
|
print_fps(1 / av_q2d(st->time_base), "tbn"); |
||||||
|
if (st->codec->time_base.den && st->codec->time_base.num) |
||||||
|
print_fps(1 / av_q2d(st->codec->time_base), "tbc"); |
||||||
|
} |
||||||
|
|
||||||
|
if (st->disposition & AV_DISPOSITION_DEFAULT) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (default)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_DUB) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (dub)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_ORIGINAL) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (original)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_COMMENT) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (comment)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_LYRICS) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (lyrics)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_KARAOKE) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (karaoke)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_FORCED) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (forced)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_HEARING_IMPAIRED) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (hearing impaired)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_VISUAL_IMPAIRED) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (visual impaired)"); |
||||||
|
if (st->disposition & AV_DISPOSITION_CLEAN_EFFECTS) |
||||||
|
av_log(NULL, AV_LOG_INFO, " (clean effects)"); |
||||||
|
av_log(NULL, AV_LOG_INFO, "\n"); |
||||||
|
|
||||||
|
dump_metadata(NULL, st->metadata, " "); |
||||||
|
} |
||||||
|
|
||||||
|
void av_dump_format(AVFormatContext *ic, int index, |
||||||
|
const char *url, int is_output) |
||||||
|
{ |
||||||
|
int i; |
||||||
|
uint8_t *printed = ic->nb_streams ? av_mallocz(ic->nb_streams) : NULL; |
||||||
|
if (ic->nb_streams && !printed) |
||||||
|
return; |
||||||
|
|
||||||
|
av_log(NULL, AV_LOG_INFO, "%s #%d, %s, %s '%s':\n", |
||||||
|
is_output ? "Output" : "Input", |
||||||
|
index, |
||||||
|
is_output ? ic->oformat->name : ic->iformat->name, |
||||||
|
is_output ? "to" : "from", url); |
||||||
|
dump_metadata(NULL, ic->metadata, " "); |
||||||
|
|
||||||
|
if (!is_output) { |
||||||
|
av_log(NULL, AV_LOG_INFO, " Duration: "); |
||||||
|
if (ic->duration != AV_NOPTS_VALUE) { |
||||||
|
int hours, mins, secs, us; |
||||||
|
secs = ic->duration / AV_TIME_BASE; |
||||||
|
us = ic->duration % AV_TIME_BASE; |
||||||
|
mins = secs / 60; |
||||||
|
secs %= 60; |
||||||
|
hours = mins / 60; |
||||||
|
mins %= 60; |
||||||
|
av_log(NULL, AV_LOG_INFO, "%02d:%02d:%02d.%02d", hours, mins, secs, |
||||||
|
(100 * us) / AV_TIME_BASE); |
||||||
|
} else { |
||||||
|
av_log(NULL, AV_LOG_INFO, "N/A"); |
||||||
|
} |
||||||
|
if (ic->start_time != AV_NOPTS_VALUE) { |
||||||
|
int secs, us; |
||||||
|
av_log(NULL, AV_LOG_INFO, ", start: "); |
||||||
|
secs = ic->start_time / AV_TIME_BASE; |
||||||
|
us = abs(ic->start_time % AV_TIME_BASE); |
||||||
|
av_log(NULL, AV_LOG_INFO, "%d.%06d", |
||||||
|
secs, (int) av_rescale(us, 1000000, AV_TIME_BASE)); |
||||||
|
} |
||||||
|
av_log(NULL, AV_LOG_INFO, ", bitrate: "); |
||||||
|
if (ic->bit_rate) |
||||||
|
av_log(NULL, AV_LOG_INFO, "%d kb/s", ic->bit_rate / 1000); |
||||||
|
else |
||||||
|
av_log(NULL, AV_LOG_INFO, "N/A"); |
||||||
|
av_log(NULL, AV_LOG_INFO, "\n"); |
||||||
|
} |
||||||
|
|
||||||
|
for (i = 0; i < ic->nb_chapters; i++) { |
||||||
|
AVChapter *ch = ic->chapters[i]; |
||||||
|
av_log(NULL, AV_LOG_INFO, " Chapter #%d.%d: ", index, i); |
||||||
|
av_log(NULL, AV_LOG_INFO, |
||||||
|
"start %f, ", ch->start * av_q2d(ch->time_base)); |
||||||
|
av_log(NULL, AV_LOG_INFO, |
||||||
|
"end %f\n", ch->end * av_q2d(ch->time_base)); |
||||||
|
|
||||||
|
dump_metadata(NULL, ch->metadata, " "); |
||||||
|
} |
||||||
|
|
||||||
|
if (ic->nb_programs) { |
||||||
|
int j, k, total = 0; |
||||||
|
for (j = 0; j < ic->nb_programs; j++) { |
||||||
|
AVDictionaryEntry *name = av_dict_get(ic->programs[j]->metadata, |
||||||
|
"name", NULL, 0); |
||||||
|
av_log(NULL, AV_LOG_INFO, " Program %d %s\n", ic->programs[j]->id, |
||||||
|
name ? name->value : ""); |
||||||
|
dump_metadata(NULL, ic->programs[j]->metadata, " "); |
||||||
|
for (k = 0; k < ic->programs[j]->nb_stream_indexes; k++) { |
||||||
|
dump_stream_format(ic, ic->programs[j]->stream_index[k], |
||||||
|
index, is_output); |
||||||
|
printed[ic->programs[j]->stream_index[k]] = 1; |
||||||
|
} |
||||||
|
total += ic->programs[j]->nb_stream_indexes; |
||||||
|
} |
||||||
|
if (total < ic->nb_streams) |
||||||
|
av_log(NULL, AV_LOG_INFO, " No Program\n"); |
||||||
|
} |
||||||
|
|
||||||
|
for (i = 0; i < ic->nb_streams; i++) |
||||||
|
if (!printed[i]) |
||||||
|
dump_stream_format(ic, i, index, is_output); |
||||||
|
|
||||||
|
av_free(printed); |
||||||
|
} |
||||||
Loading…
Reference in new issue