[FFmpeg-devel] [PATCH v1 04/19] avcodec/vvc/dec: export sei to the frame when the frame starts

[toqsxw]

From: Wu Jianhua <toq...@outlook.com>

Signed-off-by: Wu Jianhua <toq...@outlook.com>
---
 libavcodec/h2645_sei.c |  9 +++++----
 libavcodec/h2645_sei.h |  2 +-
 libavcodec/vvc/dec.c   | 12 ++++++++++++
 3 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/libavcodec/h2645_sei.c b/libavcodec/h2645_sei.c
index 2494daaf3c..78d9db20fd 100644
--- a/libavcodec/h2645_sei.c
+++ b/libavcodec/h2645_sei.c
@@ -44,8 +44,9 @@
 #include "h2645_sei.h"
 #include "itut35.h"
 
-#define IS_H264(codec_id) (CONFIG_H264_SEI && CONFIG_HEVC_SEI ? codec_id == 
AV_CODEC_ID_H264 : CONFIG_H264_SEI)
-#define IS_HEVC(codec_id) (CONFIG_H264_SEI && CONFIG_HEVC_SEI ? codec_id == 
AV_CODEC_ID_HEVC : CONFIG_HEVC_SEI)
+#define IS_H264(codec_id) (CONFIG_H264_SEI && (CONFIG_HEVC_SEI || 
CONFIG_VVC_SEI ) ? codec_id == AV_CODEC_ID_H264 : CONFIG_H264_SEI)
+#define IS_HEVC(codec_id) (CONFIG_HEVC_SEI && (CONFIG_H264_SEI || 
CONFIG_VVC_SEI ) ? codec_id == AV_CODEC_ID_HEVC : CONFIG_HEVC_SEI)
+#define IS_VVC(codec_id)  (CONFIG_VVC_SEI  && (CONFIG_H264_SEI || 
CONFIG_HEVC_SEI) ? codec_id == AV_CODEC_ID_VVC  : CONFIG_VVC_SEI )
 
 #if CONFIG_HEVC_SEI
 static int decode_registered_user_data_dynamic_hdr_plus(HEVCSEIDynamicHDRPlus 
*s,
@@ -427,7 +428,7 @@ static int 
decode_film_grain_characteristics(H2645SEIFilmGrainCharacteristics *h
                 }
             }
         }
-        if (IS_HEVC(codec_id))
+        if (!IS_H264(codec_id))
             h->persistence_flag = get_bits1(gb);
         else
             h->repetition_period = get_ue_golomb_long(gb);
@@ -854,7 +855,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
         fgp->subsampling_x = fgp->subsampling_y = 0;
 
         h274->model_id = fgc->model_id;
-        if (fgc->separate_colour_description_present_flag) {
+        if (IS_VVC(codec_id) || fgc->separate_colour_description_present_flag) 
{
             fgp->bit_depth_luma   = fgc->bit_depth_luma;
             fgp->bit_depth_chroma = fgc->bit_depth_chroma;
             fgp->color_range      = fgc->full_range + 1;
diff --git a/libavcodec/h2645_sei.h b/libavcodec/h2645_sei.h
index abc49760d9..f2ad7147c6 100644
--- a/libavcodec/h2645_sei.h
+++ b/libavcodec/h2645_sei.h
@@ -108,7 +108,7 @@ typedef struct H2645SEIFilmGrainCharacteristics {
     uint8_t intensity_interval_upper_bound[3][256];
     int16_t comp_model_value[3][256][6];
     int repetition_period;       //< H.264 only
-    int persistence_flag;        //< HEVC  only
+    int persistence_flag;        //< HEVC/VVC
 } H2645SEIFilmGrainCharacteristics;
 
 typedef struct H2645SEIMasteringDisplay {
diff --git a/libavcodec/vvc/dec.c b/libavcodec/vvc/dec.c
index 206be3cc33..8b1c2c751b 100644
--- a/libavcodec/vvc/dec.c
+++ b/libavcodec/vvc/dec.c
@@ -718,6 +718,14 @@ static void decode_prefix_sei(VVCFrameContext *fc, 
VVCContext *s)
     }
 }
 
+static int set_side_data(VVCContext *s, VVCFrameContext *fc)
+{
+    AVFrame *out = fc->ref->frame;
+
+    return ff_h2645_sei_to_frame(out, &fc->sei.common, AV_CODEC_ID_VVC, 
s->avctx,
+        NULL, fc->ps.sps->bit_depth, fc->ps.sps->bit_depth, fc->ref->poc);
+}
+
 static int frame_start(VVCContext *s, VVCFrameContext *fc, SliceContext *sc)
 {
     const VVCPH *ph                 = &fc->ps.ph;
@@ -733,6 +741,10 @@ static int frame_start(VVCContext *s, VVCFrameContext *fc, 
SliceContext *sc)
 
     decode_prefix_sei(fc, s);
 
+    ret = set_side_data(s, fc);
+    if (ret < 0)
+        goto fail;
+
     if (!IS_IDR(s))
         ff_vvc_bump_frame(s, fc);
 
-- 
2.44.0.windows.1

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