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
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/*
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* Various pretty-printing functions for use within Libav |
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* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <stdio.h> |
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#include <stdint.h> |
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#include "libavutil/log.h" |
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#include "libavutil/mathematics.h" |
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#include "avformat.h" |
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#define HEXDUMP_PRINT(...) \ |
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do { \
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if (!f) \
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av_log(avcl, level, __VA_ARGS__); \
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else \
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fprintf(f, __VA_ARGS__); \
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} while (0) |
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static void hex_dump_internal(void *avcl, FILE *f, int level, |
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const uint8_t *buf, int size) |
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{ |
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int len, i, j, c; |
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for (i = 0; i < size; i += 16) { |
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len = size - i; |
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if (len > 16) |
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len = 16; |
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HEXDUMP_PRINT("%08x ", i); |
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for (j = 0; j < 16; j++) { |
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if (j < len) |
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HEXDUMP_PRINT(" %02x", buf[i + j]); |
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else |
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HEXDUMP_PRINT(" "); |
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} |
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HEXDUMP_PRINT(" "); |
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for (j = 0; j < len; j++) { |
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c = buf[i + j]; |
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if (c < ' ' || c > '~') |
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c = '.'; |
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HEXDUMP_PRINT("%c", c); |
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} |
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HEXDUMP_PRINT("\n"); |
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} |
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} |
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void av_hex_dump(FILE *f, const uint8_t *buf, int size) |
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{ |
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hex_dump_internal(NULL, f, 0, buf, size); |
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} |
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void av_hex_dump_log(void *avcl, int level, const uint8_t *buf, int size) |
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{ |
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hex_dump_internal(avcl, NULL, level, buf, size); |
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} |
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static void pkt_dump_internal(void *avcl, FILE *f, int level, AVPacket *pkt, |
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int dump_payload, AVRational time_base) |
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{ |
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HEXDUMP_PRINT("stream #%d:\n", pkt->stream_index); |
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HEXDUMP_PRINT(" keyframe=%d\n", (pkt->flags & AV_PKT_FLAG_KEY) != 0); |
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HEXDUMP_PRINT(" duration=%0.3f\n", pkt->duration * av_q2d(time_base)); |
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/* DTS is _always_ valid after av_read_frame() */ |
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HEXDUMP_PRINT(" dts="); |
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if (pkt->dts == AV_NOPTS_VALUE) |
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HEXDUMP_PRINT("N/A"); |
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else |
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HEXDUMP_PRINT("%0.3f", pkt->dts * av_q2d(time_base)); |
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/* PTS may not be known if B-frames are present. */ |
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HEXDUMP_PRINT(" pts="); |
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if (pkt->pts == AV_NOPTS_VALUE) |
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HEXDUMP_PRINT("N/A"); |
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else |
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HEXDUMP_PRINT("%0.3f", pkt->pts * av_q2d(time_base)); |
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HEXDUMP_PRINT("\n"); |
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HEXDUMP_PRINT(" size=%d\n", pkt->size); |
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if (dump_payload) |
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av_hex_dump(f, pkt->data, pkt->size); |
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} |
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void av_pkt_dump2(FILE *f, AVPacket *pkt, int dump_payload, AVStream *st) |
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{ |
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pkt_dump_internal(NULL, f, 0, pkt, dump_payload, st->time_base); |
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} |
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void av_pkt_dump_log2(void *avcl, int level, AVPacket *pkt, int dump_payload, |
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AVStream *st) |
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{ |
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pkt_dump_internal(avcl, NULL, level, pkt, dump_payload, st->time_base); |
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} |
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static void print_fps(double d, const char *postfix) |
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{ |
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uint64_t v = lrintf(d * 100); |
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if (v % 100) |
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av_log(NULL, AV_LOG_INFO, ", %3.2f %s", d, postfix); |
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else if (v % (100 * 1000)) |
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av_log(NULL, AV_LOG_INFO, ", %1.0f %s", d, postfix); |
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else |
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av_log(NULL, AV_LOG_INFO, ", %1.0fk %s", d / 1000, postfix); |
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} |
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static void dump_metadata(void *ctx, AVDictionary *m, const char *indent) |
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{ |
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if (m && !(av_dict_count(m) == 1 && av_dict_get(m, "language", NULL, 0))) { |
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AVDictionaryEntry *tag = NULL; |
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av_log(ctx, AV_LOG_INFO, "%sMetadata:\n", indent); |
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while ((tag = av_dict_get(m, "", tag, AV_DICT_IGNORE_SUFFIX))) |
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if (strcmp("language", tag->key)) |
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av_log(ctx, AV_LOG_INFO, |
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"%s %-16s: %s\n", indent, tag->key, tag->value); |
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} |
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} |
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/* "user interface" functions */ |
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static void dump_stream_format(AVFormatContext *ic, int i, |
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int index, int is_output) |
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{ |
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char buf[256]; |
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int flags = (is_output ? ic->oformat->flags : ic->iformat->flags); |
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AVStream *st = ic->streams[i]; |
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int g = av_gcd(st->time_base.num, st->time_base.den); |
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AVDictionaryEntry *lang = av_dict_get(st->metadata, "language", NULL, 0); |
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avcodec_string(buf, sizeof(buf), st->codec, is_output); |
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av_log(NULL, AV_LOG_INFO, " Stream #%d.%d", index, i); |
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/* the pid is an important information, so we display it */ |
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/* XXX: add a generic system */ |
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if (flags & AVFMT_SHOW_IDS) |
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av_log(NULL, AV_LOG_INFO, "[0x%x]", st->id); |
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if (lang) |
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av_log(NULL, AV_LOG_INFO, "(%s)", lang->value); |
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av_log(NULL, AV_LOG_DEBUG, ", %d, %d/%d", st->codec_info_nb_frames, |
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st->time_base.num / g, st->time_base.den / g); |
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av_log(NULL, AV_LOG_INFO, ": %s", buf); |
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if (st->sample_aspect_ratio.num && // default
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av_cmp_q(st->sample_aspect_ratio, st->codec->sample_aspect_ratio)) { |
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AVRational display_aspect_ratio; |
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av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den, |
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st->codec->width * st->sample_aspect_ratio.num, |
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st->codec->height * st->sample_aspect_ratio.den, |
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1024 * 1024); |
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av_log(NULL, AV_LOG_INFO, ", PAR %d:%d DAR %d:%d", |
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st->sample_aspect_ratio.num, st->sample_aspect_ratio.den, |
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display_aspect_ratio.num, display_aspect_ratio.den); |
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} |
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if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { |
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if (st->avg_frame_rate.den && st->avg_frame_rate.num) |
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print_fps(av_q2d(st->avg_frame_rate), "fps"); |
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if (st->time_base.den && st->time_base.num) |
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print_fps(1 / av_q2d(st->time_base), "tbn"); |
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if (st->codec->time_base.den && st->codec->time_base.num) |
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print_fps(1 / av_q2d(st->codec->time_base), "tbc"); |
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} |
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if (st->disposition & AV_DISPOSITION_DEFAULT) |
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av_log(NULL, AV_LOG_INFO, " (default)"); |
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if (st->disposition & AV_DISPOSITION_DUB) |
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av_log(NULL, AV_LOG_INFO, " (dub)"); |
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if (st->disposition & AV_DISPOSITION_ORIGINAL) |
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av_log(NULL, AV_LOG_INFO, " (original)"); |
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if (st->disposition & AV_DISPOSITION_COMMENT) |
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av_log(NULL, AV_LOG_INFO, " (comment)"); |
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if (st->disposition & AV_DISPOSITION_LYRICS) |
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av_log(NULL, AV_LOG_INFO, " (lyrics)"); |
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if (st->disposition & AV_DISPOSITION_KARAOKE) |
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av_log(NULL, AV_LOG_INFO, " (karaoke)"); |
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if (st->disposition & AV_DISPOSITION_FORCED) |
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av_log(NULL, AV_LOG_INFO, " (forced)"); |
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if (st->disposition & AV_DISPOSITION_HEARING_IMPAIRED) |
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av_log(NULL, AV_LOG_INFO, " (hearing impaired)"); |
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if (st->disposition & AV_DISPOSITION_VISUAL_IMPAIRED) |
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av_log(NULL, AV_LOG_INFO, " (visual impaired)"); |
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if (st->disposition & AV_DISPOSITION_CLEAN_EFFECTS) |
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av_log(NULL, AV_LOG_INFO, " (clean effects)"); |
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av_log(NULL, AV_LOG_INFO, "\n"); |
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dump_metadata(NULL, st->metadata, " "); |
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} |
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void av_dump_format(AVFormatContext *ic, int index, |
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const char *url, int is_output) |
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{ |
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int i; |
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uint8_t *printed = ic->nb_streams ? av_mallocz(ic->nb_streams) : NULL; |
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if (ic->nb_streams && !printed) |
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return; |
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av_log(NULL, AV_LOG_INFO, "%s #%d, %s, %s '%s':\n", |
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is_output ? "Output" : "Input", |
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index, |
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is_output ? ic->oformat->name : ic->iformat->name, |
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is_output ? "to" : "from", url); |
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dump_metadata(NULL, ic->metadata, " "); |
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if (!is_output) { |
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av_log(NULL, AV_LOG_INFO, " Duration: "); |
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if (ic->duration != AV_NOPTS_VALUE) { |
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int hours, mins, secs, us; |
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secs = ic->duration / AV_TIME_BASE; |
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us = ic->duration % AV_TIME_BASE; |
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mins = secs / 60; |
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secs %= 60; |
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hours = mins / 60; |
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mins %= 60; |
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av_log(NULL, AV_LOG_INFO, "%02d:%02d:%02d.%02d", hours, mins, secs, |
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(100 * us) / AV_TIME_BASE); |
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} else { |
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av_log(NULL, AV_LOG_INFO, "N/A"); |
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} |
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if (ic->start_time != AV_NOPTS_VALUE) { |
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int secs, us; |
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av_log(NULL, AV_LOG_INFO, ", start: "); |
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secs = ic->start_time / AV_TIME_BASE; |
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us = abs(ic->start_time % AV_TIME_BASE); |
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av_log(NULL, AV_LOG_INFO, "%d.%06d", |
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secs, (int) av_rescale(us, 1000000, AV_TIME_BASE)); |
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} |
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av_log(NULL, AV_LOG_INFO, ", bitrate: "); |
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if (ic->bit_rate) |
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av_log(NULL, AV_LOG_INFO, "%d kb/s", ic->bit_rate / 1000); |
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else |
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av_log(NULL, AV_LOG_INFO, "N/A"); |
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av_log(NULL, AV_LOG_INFO, "\n"); |
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} |
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for (i = 0; i < ic->nb_chapters; i++) { |
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AVChapter *ch = ic->chapters[i]; |
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av_log(NULL, AV_LOG_INFO, " Chapter #%d.%d: ", index, i); |
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av_log(NULL, AV_LOG_INFO, |
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"start %f, ", ch->start * av_q2d(ch->time_base)); |
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av_log(NULL, AV_LOG_INFO, |
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"end %f\n", ch->end * av_q2d(ch->time_base)); |
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dump_metadata(NULL, ch->metadata, " "); |
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} |
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if (ic->nb_programs) { |
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int j, k, total = 0; |
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for (j = 0; j < ic->nb_programs; j++) { |
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AVDictionaryEntry *name = av_dict_get(ic->programs[j]->metadata, |
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"name", NULL, 0); |
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av_log(NULL, AV_LOG_INFO, " Program %d %s\n", ic->programs[j]->id, |
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name ? name->value : ""); |
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dump_metadata(NULL, ic->programs[j]->metadata, " "); |
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for (k = 0; k < ic->programs[j]->nb_stream_indexes; k++) { |
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dump_stream_format(ic, ic->programs[j]->stream_index[k], |
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index, is_output); |
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printed[ic->programs[j]->stream_index[k]] = 1; |
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} |
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total += ic->programs[j]->nb_stream_indexes; |
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} |
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if (total < ic->nb_streams) |
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av_log(NULL, AV_LOG_INFO, " No Program\n"); |
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} |
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for (i = 0; i < ic->nb_streams; i++) |
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if (!printed[i]) |
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dump_stream_format(ic, i, index, is_output); |
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av_free(printed); |
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} |
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