From b4679ecdbd80ae050094733f137ccd7ebf1316ab Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Wed, 19 Feb 2014 18:48:15 +0100 Subject: {v,a}f_showinfo: print frame side data --- libavfilter/af_ashowinfo.c | 110 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 110 insertions(+) (limited to 'libavfilter/af_ashowinfo.c') diff --git a/libavfilter/af_ashowinfo.c b/libavfilter/af_ashowinfo.c index 99d9ddef57..e9649d93e5 100644 --- a/libavfilter/af_ashowinfo.c +++ b/libavfilter/af_ashowinfo.c @@ -30,7 +30,10 @@ #include "libavutil/attributes.h" #include "libavutil/channel_layout.h" #include "libavutil/common.h" +#include "libavutil/downmix_info.h" +#include "libavutil/intreadwrite.h" #include "libavutil/mem.h" +#include "libavutil/replaygain.h" #include "libavutil/samplefmt.h" #include "audio.h" @@ -66,6 +69,99 @@ static av_cold void uninit(AVFilterContext *ctx) av_freep(&s->plane_checksums); } +static void dump_matrixenc(AVFilterContext *ctx, AVFrameSideData *sd) +{ + enum AVMatrixEncoding enc; + + av_log(ctx, AV_LOG_INFO, "matrix encoding: "); + + if (sd->size < sizeof(enum AVMatrixEncoding)) { + av_log(ctx, AV_LOG_INFO, "invalid data"); + return; + } + + enc = *(enum AVMatrixEncoding *)sd->data; + switch (enc) { + case AV_MATRIX_ENCODING_NONE: av_log(ctx, AV_LOG_INFO, "none"); break; + case AV_MATRIX_ENCODING_DOLBY: av_log(ctx, AV_LOG_INFO, "Dolby"); break; + case AV_MATRIX_ENCODING_DPLII: av_log(ctx, AV_LOG_INFO, "Dolby Pro Logic II"); break; + case AV_MATRIX_ENCODING_DPLIIX: av_log(ctx, AV_LOG_INFO, "Dolby Pro Logic IIx"); break; + case AV_MATRIX_ENCODING_DPLIIZ: av_log(ctx, AV_LOG_INFO, "Dolby Pro Logic IIz"); break; + case AV_MATRIX_ENCODING_DOLBYEX: av_log(ctx, AV_LOG_INFO, "Dolby EX"); break; + case AV_MATRIX_ENCODING_DOLBYHEADPHONE: av_log(ctx, AV_LOG_INFO, "Dolby Headphone"); break; + default: av_log(ctx, AV_LOG_WARNING, "unknown"); break; + } +} + +static void dump_downmix(AVFilterContext *ctx, AVFrameSideData *sd) +{ + AVDownmixInfo *di; + + av_log(ctx, AV_LOG_INFO, "downmix: "); + if (sd->size < sizeof(*di)) { + av_log(ctx, AV_LOG_INFO, "invalid data"); + return; + } + + di = (AVDownmixInfo *)sd->data; + + av_log(ctx, AV_LOG_INFO, "preferred downmix type - "); + switch (di->preferred_downmix_type) { + case AV_DOWNMIX_TYPE_LORO: av_log(ctx, AV_LOG_INFO, "Lo/Ro"); break; + case AV_DOWNMIX_TYPE_LTRT: av_log(ctx, AV_LOG_INFO, "Lt/Rt"); break; + case AV_DOWNMIX_TYPE_DPLII: av_log(ctx, AV_LOG_INFO, "Dolby Pro Logic II"); break; + default: av_log(ctx, AV_LOG_WARNING, "unknown"); break; + } + + av_log(ctx, AV_LOG_INFO, " Mix levels: center %f (%f ltrt) - " + "surround %f (%f ltrt) - lfe %f", + di->center_mix_level, di->center_mix_level_ltrt, + di->surround_mix_level, di->surround_mix_level_ltrt, + di->lfe_mix_level); +} + +static void print_gain(AVFilterContext *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(AVFilterContext *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(AVFilterContext *ctx, AVFrameSideData *sd) +{ + AVReplayGain *rg; + + av_log(ctx, AV_LOG_INFO, "replaygain: "); + if (sd->size < sizeof(*rg)) { + av_log(ctx, AV_LOG_INFO, "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_unknown(AVFilterContext *ctx, AVFrameSideData *sd) +{ + av_log(ctx, AV_LOG_INFO, "unknown side data type: %d, size %d bytes", sd->type, sd->size); +} + static int filter_frame(AVFilterLink *inlink, AVFrame *buf) { AVFilterContext *ctx = inlink->dst; @@ -104,6 +200,20 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf) av_log(ctx, AV_LOG_INFO, "%08"PRIX32" ", s->plane_checksums[i]); av_log(ctx, AV_LOG_INFO, "]\n"); + for (i = 0; i < buf->nb_side_data; i++) { + AVFrameSideData *sd = buf->side_data[i]; + + av_log(ctx, AV_LOG_INFO, " side data - "); + switch (sd->type) { + case AV_FRAME_DATA_MATRIXENCODING: dump_matrixenc (ctx, sd); break; + case AV_FRAME_DATA_DOWNMIX_INFO: dump_downmix (ctx, sd); break; + case AV_FRAME_DATA_REPLAYGAIN: dump_replaygain(ctx, sd); break; + default: dump_unknown (ctx, sd); break; + } + + av_log(ctx, AV_LOG_INFO, "\n"); + } + s->frame++; return ff_filter_frame(inlink->dst->outputs[0], buf); } -- cgit v1.2.3