/* * Various pretty-printing functions for use within FFmpeg * Copyright (c) 2000, 2001, 2002 Fabrice Bellard * * This file is part of FFmpeg. * * FFmpeg 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. * * FFmpeg 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 FFmpeg; 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/channel_layout.h"#include "libavutil/display.h"#include "libavutil/intreadwrite.h"#include "libavutil/log.h"#include "libavutil/mastering_display_metadata.h"#include "libavutil/mathematics.h"#include "libavutil/opt.h"#include "libavutil/avstring.h"#include "libavutil/replaygain.h"#include "libavutil/spherical.h"#include "libavutil/stereo3d.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, const 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)        hex_dump_internal(avcl, f, level, pkt->data, pkt->size);} void av_pkt_dump2(FILE *f, const AVPacket *pkt, int dump_payload, const AVStream *st){    pkt_dump_internal(NULL, f, 0, pkt, dump_payload, st->time_base);} void av_pkt_dump_log2(void *avcl, int level, const AVPacket *pkt, int dump_payload,                      const 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)        av_log(NULL, AV_LOG_INFO, "%1.4f %s", d, postfix);    else 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)) {                const char *p = tag->value;                av_log(ctx, AV_LOG_INFO,                       "%s  %-16s: ", indent, tag->key);                while (*p) {                    char tmp[256];                    size_t len = strcspn(p, "\x8\xa\xb\xc\xd");                    av_strlcpy(tmp, p, FFMIN(sizeof(tmp), len+1));                    av_log(ctx, AV_LOG_INFO, "%s", tmp);                    p += len;                    if (*p == 0xd) av_log(ctx, AV_LOG_INFO, " ");                    if (*p == 0xa) av_log(ctx, AV_LOG_INFO, "\n%s  %-16s: ", indent, "");                    if (*p) p++;                }                av_log(ctx, AV_LOG_INFO, "\n");            }    }} /* param change side data*/static void dump_paramchange(void *ctx, AVPacketSideData *sd){    int size = sd->size;    const uint8_t *data = sd->data;    uint32_t flags, channels, sample_rate, width, height;    uint64_t layout;     if (!data || sd->size < 4)        goto fail;     flags = AV_RL32(data);    data += 4;    size -= 4;     if (flags & AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_COUNT) {        if (size < 4)            goto fail;        channels = AV_RL32(data);        data += 4;        size -= 4;        av_log(ctx, AV_LOG_INFO, "channel count %"PRIu32", ", channels);    }    if (flags & AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_LAYOUT) {        if (size < 8)            goto fail;        layout = AV_RL64(data);        data += 8;        size -= 8;        av_log(ctx, AV_LOG_INFO,               "channel layout: %s, ", av_get_channel_name(layout));    }    if (flags & AV_SIDE_DATA_PARAM_CHANGE_SAMPLE_RATE) {        if (size < 4)            goto fail;        sample_rate = AV_RL32(data);        data += 4;        size -= 4;        av_log(ctx, AV_LOG_INFO, "sample_rate %"PRIu32", ", sample_rate);    }    if (flags & AV_SIDE_DATA_PARAM_CHANGE_DIMENSIONS) {        if (size < 8)            goto fail;        width = AV_RL32(data);        data += 4;        size -= 4;        height = AV_RL32(data);        data += 4;        size -= 4;        av_log(ctx, AV_LOG_INFO, "width %"PRIu32" height %"PRIu32, width, height);    }     return;fail:    av_log(ctx, AV_LOG_ERROR, "unknown param");} /* replaygain side data*/static void print_gain(void *ctx, const char *str, int32_t gain){    av_log(ctx, AV_LOG_INFO, "%s - ", str);    if (gain == INT32_MIN)        av_log(ctx, AV_LOG_INFO, "unknown");    else        av_log(ctx, AV_LOG_INFO, "%f", gain / 100000.0f);    av_log(ctx, AV_LOG_INFO, ", ");} static void print_peak(void *ctx, const char *str, uint32_t peak){    av_log(ctx, AV_LOG_INFO, "%s - ", str);    if (!peak)        av_log(ctx, AV_LOG_INFO, "unknown");    else        av_log(ctx, AV_LOG_INFO, "%f", (float) peak / UINT32_MAX);    av_log(ctx, AV_LOG_INFO, ", ");} static void dump_replaygain(void *ctx, AVPacketSideData *sd){    AVReplayGain *rg;     if (sd->size < sizeof(*rg)) {        av_log(ctx, AV_LOG_ERROR, "invalid data");        return;    }    rg = (AVReplayGain*)sd->data;     print_gain(ctx, "track gain", rg->track_gain);    print_peak(ctx, "track peak", rg->track_peak);    print_gain(ctx, "album gain", rg->album_gain);    print_peak(ctx, "album peak", rg->album_peak);} static void dump_stereo3d(void *ctx, AVPacketSideData *sd){    AVStereo3D *stereo;     if (sd->size < sizeof(*stereo)) {        av_log(ctx, AV_LOG_ERROR, "invalid data");        return;    }     stereo = (AVStereo3D *)sd->data;     av_log(ctx, AV_LOG_INFO, "%s", av_stereo3d_type_name(stereo->type));     if (stereo->flags & AV_STEREO3D_FLAG_INVERT)        av_log(ctx, AV_LOG_INFO, " (inverted)");} static void dump_audioservicetype(void *ctx, AVPacketSideData *sd){    enum AVAudioServiceType *ast = (enum AVAudioServiceType *)sd->data;     if (sd->size < sizeof(*ast)) {        av_log(ctx, AV_LOG_ERROR, "invalid data");        return;    }     switch (*ast) {    case AV_AUDIO_SERVICE_TYPE_MAIN:        av_log(ctx, AV_LOG_INFO, "main");        break;    case AV_AUDIO_SERVICE_TYPE_EFFECTS:        av_log(ctx, AV_LOG_INFO, "effects");        break;    case AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED:        av_log(ctx, AV_LOG_INFO, "visually impaired");        break;    case AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED:        av_log(ctx, AV_LOG_INFO, "hearing impaired");        break;    case AV_AUDIO_SERVICE_TYPE_DIALOGUE:        av_log(ctx, AV_LOG_INFO, "dialogue");        break;    case AV_AUDIO_SERVICE_TYPE_COMMENTARY:        av_log(ctx, AV_LOG_INFO, "commentary");        break;    case AV_AUDIO_SERVICE_TYPE_EMERGENCY:        av_log(ctx, AV_LOG_INFO, "emergency");        break;    case AV_AUDIO_SERVICE_TYPE_VOICE_OVER:        av_log(ctx, AV_LOG_INFO, "voice over");        break;    case AV_AUDIO_SERVICE_TYPE_KARAOKE:        av_log(ctx, AV_LOG_INFO, "karaoke");        break;    default:        av_log(ctx, AV_LOG_WARNING, "unknown");        break;    }} static void dump_cpb(void *ctx, AVPacketSideData *sd){    AVCPBProperties *cpb = (AVCPBProperties *)sd->data;     if (sd->size < sizeof(*cpb)) {        av_log(ctx, AV_LOG_ERROR, "invalid data");        return;    }     av_log(ctx, AV_LOG_INFO,#if FF_API_UNSANITIZED_BITRATES           "bitrate max/min/avg: %d/%d/%d buffer size: %d ",#else           "bitrate max/min/avg: %"PRId64"/%"PRId64"/%"PRId64" buffer size: %d ",#endif           cpb->max_bitrate, cpb->min_bitrate, cpb->avg_bitrate,           cpb->buffer_size);    if (cpb->vbv_delay == UINT64_MAX)        av_log(ctx, AV_LOG_INFO, "vbv_delay: N/A");    else        av_log(ctx, AV_LOG_INFO, "vbv_delay: %"PRIu64"", cpb->vbv_delay);} static void dump_mastering_display_metadata(void *ctx, AVPacketSideData* sd) {    AVMasteringDisplayMetadata* metadata = (AVMasteringDisplayMetadata*)sd->data;    av_log(ctx, AV_LOG_INFO, "Mastering Display Metadata, "           "has_primaries:%d has_luminance:%d "           "r(%5.4f,%5.4f) g(%5.4f,%5.4f) b(%5.4f %5.4f) wp(%5.4f, %5.4f) "           "min_luminance=%f, max_luminance=%f",           metadata->has_primaries, metadata->has_luminance,           av_q2d(metadata->display_primaries[0][0]),           av_q2d(metadata->display_primaries[0][1]),           av_q2d(metadata->display_primaries[1][0]),           av_q2d(metadata->display_primaries[1][1]),           av_q2d(metadata->display_primaries[2][0]),           av_q2d(metadata->display_primaries[2][1]),           av_q2d(metadata->white_point[0]), av_q2d(metadata->white_point[1]),           av_q2d(metadata->min_luminance), av_q2d(metadata->max_luminance));} static void dump_content_light_metadata(void *ctx, AVPacketSideData* sd){    AVContentLightMetadata* metadata = (AVContentLightMetadata*)sd->data;    av_log(ctx, AV_LOG_INFO, "Content Light Level Metadata, "           "MaxCLL=%d, MaxFALL=%d",           metadata->MaxCLL, metadata->MaxFALL);} static void dump_spherical(void *ctx, AVCodecParameters *par, AVPacketSideData *sd){    AVSphericalMapping *spherical = (AVSphericalMapping *)sd->data;    double yaw, pitch, roll;     if (sd->size < sizeof(*spherical)) {        av_log(ctx, AV_LOG_ERROR, "invalid data");        return;    }     av_log(ctx, AV_LOG_INFO, "%s ", av_spherical_projection_name(spherical->projection));     yaw = ((double)spherical->yaw) / (1 << 16);    pitch = ((double)spherical->pitch) / (1 << 16);    roll = ((double)spherical->roll) / (1 << 16);    av_log(ctx, AV_LOG_INFO, "(%f/%f/%f) ", yaw, pitch, roll);     if (spherical->projection == AV_SPHERICAL_EQUIRECTANGULAR_TILE) {        size_t l, t, r, b;        av_spherical_tile_bounds(spherical, par->width, par->height,                                 &l, &t, &r, &b);        av_log(ctx, AV_LOG_INFO,               "[%"SIZE_SPECIFIER", %"SIZE_SPECIFIER", %"SIZE_SPECIFIER", %"SIZE_SPECIFIER"] ",               l, t, r, b);    } else if (spherical->projection == AV_SPHERICAL_CUBEMAP) {        av_log(ctx, AV_LOG_INFO, "[pad %"PRIu32"] ", spherical->padding);    }} static void dump_sidedata(void *ctx, AVStream *st, const char *indent){    int i;     if (st->nb_side_data)        av_log(ctx, AV_LOG_INFO, "%sSide data:\n", indent);     for (i = 0; i < st->nb_side_data; i++) {        AVPacketSideData sd = st->side_data[i];        av_log(ctx, AV_LOG_INFO, "%s  ", indent);         switch (sd.type) {        case AV_PKT_DATA_PALETTE:            av_log(ctx, AV_LOG_INFO, "palette");            break;        case AV_PKT_DATA_NEW_EXTRADATA:            av_log(ctx, AV_LOG_INFO, "new extradata");            break;        case AV_PKT_DATA_PARAM_CHANGE:            av_log(ctx, AV_LOG_INFO, "paramchange: ");            dump_paramchange(ctx, &sd);            break;        case AV_PKT_DATA_H263_MB_INFO:            av_log(ctx, AV_LOG_INFO, "H.263 macroblock info");            break;        case AV_PKT_DATA_REPLAYGAIN:            av_log(ctx, AV_LOG_INFO, "replaygain: ");            dump_replaygain(ctx, &sd);            break;        case AV_PKT_DATA_DISPLAYMATRIX:            av_log(ctx, AV_LOG_INFO, "displaymatrix: rotation of %.2f degrees",                   av_display_rotation_get((int32_t *)sd.data));            break;        case AV_PKT_DATA_STEREO3D:            av_log(ctx, AV_LOG_INFO, "stereo3d: ");            dump_stereo3d(ctx, &sd);            break;        case AV_PKT_DATA_AUDIO_SERVICE_TYPE:            av_log(ctx, AV_LOG_INFO, "audio service type: ");            dump_audioservicetype(ctx, &sd);            break;        case AV_PKT_DATA_QUALITY_STATS:            av_log(ctx, AV_LOG_INFO, "quality factor: %"PRId32", pict_type: %c",                   AV_RL32(sd.data), av_get_picture_type_char(sd.data[4]));            break;        case AV_PKT_DATA_CPB_PROPERTIES:            av_log(ctx, AV_LOG_INFO, "cpb: ");            dump_cpb(ctx, &sd);            break;        case AV_PKT_DATA_MASTERING_DISPLAY_METADATA:            dump_mastering_display_metadata(ctx, &sd);            break;        case AV_PKT_DATA_SPHERICAL:            av_log(ctx, AV_LOG_INFO, "spherical: ");            dump_spherical(ctx, st->codecpar, &sd);            break;        case AV_PKT_DATA_CONTENT_LIGHT_LEVEL:            dump_content_light_metadata(ctx, &sd);            break;        case AV_PKT_DATA_ICC_PROFILE:            av_log(ctx, AV_LOG_INFO, "ICC Profile");            break;        default:            av_log(ctx, AV_LOG_INFO,                   "unknown side data type %d (%d bytes)", sd.type, sd.size);            break;        }         av_log(ctx, AV_LOG_INFO, "\n");    }} /* "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];    AVDictionaryEntry *lang = av_dict_get(st->metadata, "language", NULL, 0);    char *separator = ic->dump_separator;    AVCodecContext *avctx;    int ret;     avctx = avcodec_alloc_context3(NULL);    if (!avctx)        return;     ret = avcodec_parameters_to_context(avctx, st->codecpar);    if (ret < 0) {        avcodec_free_context(&avctx);        return;    }     // Fields which are missing from AVCodecParameters need to be taken from the AVCodecContext    avctx->properties = st->codec->properties;    avctx->codec      = st->codec->codec;    avctx->qmin       = st->codec->qmin;    avctx->qmax       = st->codec->qmax;    avctx->coded_width  = st->codec->coded_width;    avctx->coded_height = st->codec->coded_height;     if (separator)        av_opt_set(avctx, "dump_separator", separator, 0);    avcodec_string(buf, sizeof(buf), avctx, is_output);    avcodec_free_context(&avctx);     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 */

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