[FFmpeg-devel] [PATCH v1 2/2] lavc/vaapi_encode_h265: Set general_*_constriaint flags with profile
fei.w.wang at intel.com
fei.w.wang at intel.com
Thu Feb 29 05:25:14 EET 2024
From: Fei Wang <fei.w.wang at intel.com>
According to Table A.2 in spec.
Signed-off-by: Fei Wang <fei.w.wang at intel.com>
---
libavcodec/vaapi_encode_h265.c | 181 +++++++++++++++++++++++----------
1 file changed, 128 insertions(+), 53 deletions(-)
diff --git a/libavcodec/vaapi_encode_h265.c b/libavcodec/vaapi_encode_h265.c
index 43755e2188..7c9916eac8 100644
--- a/libavcodec/vaapi_encode_h265.c
+++ b/libavcodec/vaapi_encode_h265.c
@@ -258,6 +258,129 @@ fail:
return err;
}
+static int vaapi_encode_h265_init_ptl(AVCodecContext *avctx)
+{
+ VAAPIEncodeContext *ctx = avctx->priv_data;
+ VAAPIEncodeH265Context *priv = avctx->priv_data;
+ H265RawVPS *vps = &priv->raw_vps;
+ H265RawProfileTierLevel *ptl = &vps->profile_tier_level;
+
+ ptl->general_profile_space = 0;
+ ptl->general_profile_idc = avctx->profile;
+ ptl->general_tier_flag = priv->tier;
+
+ ptl->general_profile_compatibility_flag[ptl->general_profile_idc] = 1;
+
+ if (ptl->general_profile_compatibility_flag[1])
+ ptl->general_profile_compatibility_flag[2] = 1;
+ if (ptl->general_profile_compatibility_flag[3]) {
+ ptl->general_profile_compatibility_flag[1] = 1;
+ ptl->general_profile_compatibility_flag[2] = 1;
+ }
+
+ ptl->general_progressive_source_flag = 1;
+ ptl->general_interlaced_source_flag = 0;
+ ptl->general_non_packed_constraint_flag = 1;
+ ptl->general_frame_only_constraint_flag = 1;
+
+ if (avctx->profile >= 4) {
+ ptl->general_intra_constraint_flag = ctx->gop_size == 1;
+ ptl->general_one_picture_only_constraint_flag = 0;
+ ptl->general_lower_bit_rate_constraint_flag = 1;
+
+ switch (ctx->va_profile) {
+#if VA_CHECK_VERSION(1, 2, 0)
+ case VAProfileHEVCMain12:
+ // Main 12
+ ptl->general_max_14bit_constraint_flag = 0;
+ ptl->general_max_12bit_constraint_flag = 1;
+ ptl->general_max_10bit_constraint_flag = 0;
+ ptl->general_max_8bit_constraint_flag = 0;
+ ptl->general_max_422chroma_constraint_flag = 1;
+ ptl->general_max_420chroma_constraint_flag = 1;
+ ptl->general_max_monochrome_constraint_flag = 0;
+ break;
+ case VAProfileHEVCMain422_10:
+ // Main 4:2:2 10
+ ptl->general_max_14bit_constraint_flag = 0;
+ ptl->general_max_12bit_constraint_flag = 1;
+ ptl->general_max_10bit_constraint_flag = 1;
+ ptl->general_max_8bit_constraint_flag = 0;
+ ptl->general_max_422chroma_constraint_flag = 1;
+ ptl->general_max_420chroma_constraint_flag = 0;
+ ptl->general_max_monochrome_constraint_flag = 0;
+ break;
+ case VAProfileHEVCMain422_12:
+ // Main 4:2:2 12
+ ptl->general_max_14bit_constraint_flag = 0;
+ ptl->general_max_12bit_constraint_flag = 1;
+ ptl->general_max_10bit_constraint_flag = 0;
+ ptl->general_max_8bit_constraint_flag = 0;
+ ptl->general_max_422chroma_constraint_flag = 1;
+ ptl->general_max_420chroma_constraint_flag = 0;
+ ptl->general_max_monochrome_constraint_flag = 0;
+ break;
+ case VAProfileHEVCMain444:
+ // Main 4:4:4
+ ptl->general_max_14bit_constraint_flag = 0;
+ ptl->general_max_12bit_constraint_flag = 1;
+ ptl->general_max_10bit_constraint_flag = 1;
+ ptl->general_max_8bit_constraint_flag = 1;
+ ptl->general_max_422chroma_constraint_flag = 0;
+ ptl->general_max_420chroma_constraint_flag = 0;
+ ptl->general_max_monochrome_constraint_flag = 0;
+ break;
+ case VAProfileHEVCMain444_10:
+ // Main 4:4:4 10
+ ptl->general_max_14bit_constraint_flag = 0;
+ ptl->general_max_12bit_constraint_flag = 1;
+ ptl->general_max_10bit_constraint_flag = 1;
+ ptl->general_max_8bit_constraint_flag = 0;
+ ptl->general_max_422chroma_constraint_flag = 0;
+ ptl->general_max_420chroma_constraint_flag = 0;
+ ptl->general_max_monochrome_constraint_flag = 0;
+ break;
+ case VAProfileHEVCMain444_12:
+ // Main 4:4:4 12
+ ptl->general_max_14bit_constraint_flag = 0;
+ ptl->general_max_12bit_constraint_flag = 1;
+ ptl->general_max_10bit_constraint_flag = 0;
+ ptl->general_max_8bit_constraint_flag = 0;
+ ptl->general_max_422chroma_constraint_flag = 0;
+ ptl->general_max_420chroma_constraint_flag = 0;
+ ptl->general_max_monochrome_constraint_flag = 0;
+ break;
+#endif
+ default:
+ av_log(avctx, AV_LOG_ERROR, "Unknown profile to init PTL.\n");
+ return AVERROR(EINVAL);
+ }
+ }
+
+ if (avctx->level != AV_LEVEL_UNKNOWN) {
+ ptl->general_level_idc = avctx->level;
+ } else {
+ const H265LevelDescriptor *level;
+
+ level = ff_h265_guess_level(ptl, avctx->bit_rate,
+ ctx->surface_width, ctx->surface_height,
+ ctx->nb_slices, ctx->tile_rows, ctx->tile_cols,
+ (ctx->b_per_p > 0) + 1);
+ if (level) {
+ av_log(avctx, AV_LOG_VERBOSE, "Using level %s.\n", level->name);
+ ptl->general_level_idc = level->level_idc;
+ } else {
+ av_log(avctx, AV_LOG_VERBOSE, "Stream will not conform to "
+ "any normal level; using level 8.5.\n");
+ ptl->general_level_idc = 255;
+ // The tier flag must be set in level 8.5.
+ ptl->general_tier_flag = 1;
+ }
+ }
+
+ return 0;
+}
+
static int vaapi_encode_h265_init_sequence_params(AVCodecContext *avctx)
{
VAAPIEncodeContext *ctx = avctx->priv_data;
@@ -265,13 +388,12 @@ static int vaapi_encode_h265_init_sequence_params(AVCodecContext *avctx)
H265RawVPS *vps = &priv->raw_vps;
H265RawSPS *sps = &priv->raw_sps;
H265RawPPS *pps = &priv->raw_pps;
- H265RawProfileTierLevel *ptl = &vps->profile_tier_level;
H265RawVUI *vui = &sps->vui;
VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params;
VAEncPictureParameterBufferHEVC *vpic = ctx->codec_picture_params;
const AVPixFmtDescriptor *desc;
int chroma_format, bit_depth;
- int i;
+ int i, err;
memset(vps, 0, sizeof(*vps));
memset(sps, 0, sizeof(*sps));
@@ -314,57 +436,10 @@ static int vaapi_encode_h265_init_sequence_params(AVCodecContext *avctx)
vps->vps_max_sub_layers_minus1 = 0;
vps->vps_temporal_id_nesting_flag = 1;
- ptl->general_profile_space = 0;
- ptl->general_profile_idc = avctx->profile;
- ptl->general_tier_flag = priv->tier;
-
- ptl->general_profile_compatibility_flag[ptl->general_profile_idc] = 1;
-
- if (ptl->general_profile_compatibility_flag[1])
- ptl->general_profile_compatibility_flag[2] = 1;
- if (ptl->general_profile_compatibility_flag[3]) {
- ptl->general_profile_compatibility_flag[1] = 1;
- ptl->general_profile_compatibility_flag[2] = 1;
- }
-
- ptl->general_progressive_source_flag = 1;
- ptl->general_interlaced_source_flag = 0;
- ptl->general_non_packed_constraint_flag = 1;
- ptl->general_frame_only_constraint_flag = 1;
-
- ptl->general_max_14bit_constraint_flag = bit_depth <= 14;
- ptl->general_max_12bit_constraint_flag = bit_depth <= 12;
- ptl->general_max_10bit_constraint_flag = bit_depth <= 10;
- ptl->general_max_8bit_constraint_flag = bit_depth == 8;
-
- ptl->general_max_422chroma_constraint_flag = chroma_format <= 2;
- ptl->general_max_420chroma_constraint_flag = chroma_format <= 1;
- ptl->general_max_monochrome_constraint_flag = chroma_format == 0;
-
- ptl->general_intra_constraint_flag = ctx->gop_size == 1;
- ptl->general_one_picture_only_constraint_flag = 0;
-
- ptl->general_lower_bit_rate_constraint_flag = 1;
-
- if (avctx->level != AV_LEVEL_UNKNOWN) {
- ptl->general_level_idc = avctx->level;
- } else {
- const H265LevelDescriptor *level;
-
- level = ff_h265_guess_level(ptl, avctx->bit_rate,
- ctx->surface_width, ctx->surface_height,
- ctx->nb_slices, ctx->tile_rows, ctx->tile_cols,
- (ctx->b_per_p > 0) + 1);
- if (level) {
- av_log(avctx, AV_LOG_VERBOSE, "Using level %s.\n", level->name);
- ptl->general_level_idc = level->level_idc;
- } else {
- av_log(avctx, AV_LOG_VERBOSE, "Stream will not conform to "
- "any normal level; using level 8.5.\n");
- ptl->general_level_idc = 255;
- // The tier flag must be set in level 8.5.
- ptl->general_tier_flag = 1;
- }
+ err = vaapi_encode_h265_init_ptl(avctx);
+ if (err < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to init PTL.\n");
+ return err;
}
vps->vps_sub_layer_ordering_info_present_flag = 0;
--
2.25.1
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