[FFmpeg-devel] [PATCH 2/7] vf_showinfo: support AV_FRAME_DATA_VIDEO_ENC_PARAMS
Anton Khirnov
anton at khirnov.net
Mon Mar 30 14:45:21 EEST 2020
---
libavfilter/vf_showinfo.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/libavfilter/vf_showinfo.c b/libavfilter/vf_showinfo.c
index 71534d1fa8..0025ee63fc 100644
--- a/libavfilter/vf_showinfo.c
+++ b/libavfilter/vf_showinfo.c
@@ -36,6 +36,7 @@
#include "libavutil/timestamp.h"
#include "libavutil/timecode.h"
#include "libavutil/mastering_display_metadata.h"
+#include "libavutil/video_enc_params.h"
#include "avfilter.h"
#include "internal.h"
@@ -170,6 +171,25 @@ static void dump_content_light_metadata(AVFilterContext *ctx, AVFrameSideData *s
metadata->MaxCLL, metadata->MaxFALL);
}
+static void dump_video_enc_params(AVFilterContext *ctx, AVFrameSideData *sd)
+{
+ AVVideoEncParams *par = (AVVideoEncParams*)sd->data;
+ int plane, acdc;
+
+ av_log(ctx, AV_LOG_INFO, "video encoding parameters: type %d; ", par->type);
+ if (par->qp)
+ av_log(ctx, AV_LOG_INFO, "qp=%d; ", par->qp);
+ for (plane = 0; plane < FF_ARRAY_ELEMS(par->delta_qp); plane++)
+ for (acdc = 0; acdc < FF_ARRAY_ELEMS(par->delta_qp[plane]); acdc++) {
+ int delta_qp = par->delta_qp[plane][acdc];
+ if (delta_qp)
+ av_log(ctx, AV_LOG_INFO, "delta_qp[%d][%d]=%d; ",
+ plane, acdc, delta_qp);
+ }
+ if (par->nb_blocks)
+ av_log(ctx, AV_LOG_INFO, "%u blocks; ", par->nb_blocks);
+}
+
static void dump_color_property(AVFilterContext *ctx, AVFrame *frame)
{
const char *color_range_str = av_color_range_name(frame->color_range);
@@ -351,6 +371,9 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
av_log(ctx, AV_LOG_INFO, "GOP timecode - %s", tcbuf);
break;
}
+ case AV_FRAME_DATA_VIDEO_ENC_PARAMS:
+ dump_video_enc_params(ctx, sd);
+ break;
default:
av_log(ctx, AV_LOG_WARNING, "unknown side data type %d (%d bytes)",
sd->type, sd->size);
--
2.25.1
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