[FFmpeg-cvslog] {v,a}f_showinfo: print frame side data
Anton Khirnov
git at videolan.org
Mon Mar 24 15:43:33 CET 2014
ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Wed Feb 19 18:48:15 2014 +0100| [b4679ecdbd80ae050094733f137ccd7ebf1316ab] | committer: Anton Khirnov
{v,a}f_showinfo: print frame side data
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b4679ecdbd80ae050094733f137ccd7ebf1316ab
---
libavfilter/af_ashowinfo.c | 110 ++++++++++++++++++++++++++++++++++++++++++++
libavfilter/vf_showinfo.c | 55 ++++++++++++++++++++++
2 files changed, 165 insertions(+)
diff --git a/libavfilter/af_ashowinfo.c b/libavfilter/af_ashowinfo.c
index 99d9dde..e9649d9 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);
}
diff --git a/libavfilter/vf_showinfo.c b/libavfilter/vf_showinfo.c
index 73d72ab..031d8fe 100644
--- a/libavfilter/vf_showinfo.c
+++ b/libavfilter/vf_showinfo.c
@@ -28,6 +28,8 @@
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/pixdesc.h"
+#include "libavutil/stereo3d.h"
+
#include "avfilter.h"
#include "internal.h"
#include "video.h"
@@ -36,6 +38,36 @@ typedef struct {
unsigned int frame;
} ShowInfoContext;
+static void dump_stereo3d(AVFilterContext *ctx, AVFrameSideData *sd)
+{
+ AVStereo3D *stereo;
+
+ av_log(ctx, AV_LOG_INFO, "stereoscopic information: ");
+ if (sd->size < sizeof(*stereo)) {
+ av_log(ctx, AV_LOG_INFO, "invalid data");
+ return;
+ }
+
+ stereo = (AVStereo3D *)sd->data;
+
+ av_log(ctx, AV_LOG_INFO, "type - ");
+ switch (stereo->type) {
+ case AV_STEREO3D_2D: av_log(ctx, AV_LOG_INFO, "2D"); break;
+ case AV_STEREO3D_SIDEBYSIDE: av_log(ctx, AV_LOG_INFO, "side by side"); break;
+ case AV_STEREO3D_TOPBOTTOM: av_log(ctx, AV_LOG_INFO, "top and bottom"); break;
+ case AV_STEREO3D_FRAMESEQUENCE: av_log(ctx, AV_LOG_INFO, "frame alternate"); break;
+ case AV_STEREO3D_CHECKERBOARD: av_log(ctx, AV_LOG_INFO, "checkerboard"); break;
+ case AV_STEREO3D_LINES: av_log(ctx, AV_LOG_INFO, "interleaved lines"); break;
+ case AV_STEREO3D_COLUMNS: av_log(ctx, AV_LOG_INFO, "interleaved columns"); break;
+ case AV_STEREO3D_SIDEBYSIDE_QUINCUNX: av_log(ctx, AV_LOG_INFO, "side by side "
+ "(quincunx subsampling)"); break;
+ default: av_log(ctx, AV_LOG_WARNING, "unknown"); break;
+ }
+
+ if (stereo->flags & AV_STEREO3D_FLAG_INVERT)
+ av_log(ctx, AV_LOG_INFO, " (inverted)");
+}
+
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{
AVFilterContext *ctx = inlink->dst;
@@ -71,6 +103,29 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
av_get_picture_type_char(frame->pict_type),
checksum, plane_checksum[0], plane_checksum[1], plane_checksum[2], plane_checksum[3]);
+ for (i = 0; i < frame->nb_side_data; i++) {
+ AVFrameSideData *sd = frame->side_data[i];
+
+ av_log(ctx, AV_LOG_INFO, " side data - ");
+ switch (sd->type) {
+ case AV_FRAME_DATA_PANSCAN:
+ av_log(ctx, AV_LOG_INFO, "pan/scan");
+ break;
+ case AV_FRAME_DATA_A53_CC:
+ av_log(ctx, AV_LOG_INFO, "A/53 closed captions (%d bytes)", sd->size);
+ break;
+ case AV_FRAME_DATA_STEREO3D:
+ dump_stereo3d(ctx, sd);
+ break;
+ default:
+ av_log(ctx, AV_LOG_WARNING, "unknown side data type %d (%d bytes)",
+ sd->type, sd->size);
+ break;
+ }
+
+ av_log(ctx, AV_LOG_INFO, "\n");
+ }
+
showinfo->frame++;
return ff_filter_frame(inlink->dst->outputs[0], frame);
}
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