package/mpp
1
0
Fork 0
mirror of https://github.com/nyanmisaka/mpp.git synced 2025-10-14 05:13:44 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

[hal_h264e]: disable 8x8 transform for small resolution

Browse Source 
For small resolution sequence if transform_8x8_mode is enabled
quality reduction may occur in ouput stream. So 8x8 transform is
disbaled for sequence which resolution is less than or equal to
1920x1080.

Change-Id: I54630347abda9f44cfdba0d3cbf256ba50fb6cca
Signed-off-by: Lin Kesheng <lks@rock-chips.com>
This commit is contained in:
Lin Kesheng
2017-01-19 10:18:48 +08:00
committed by Herman Chen
parent 5b633ce8dd
commit 5ffc5535d3
1 changed files with 7 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
mpp/hal/common/h264/hal_h264e_com.c
View File

@@ -660,7 +660,8 @@ MPP_RET hal_h264e_set_sps(h264e_hal_context *ctx, h264e_hal_sps *sps)
}
MPP_RET hal_h264e_set_pps(h264e_hal_context *ctx, h264e_hal_pps *pps, h264e_hal_sps *sps)
{
MppEncH264Cfg *cfg = &ctx->cfg->codec.h264;
MppEncH264Cfg *codec = &ctx->cfg->codec.h264;
MppEncPrepCfg *prep = &ctx->cfg->prep;
RK_S32 k = 0;
RK_S32 i_avcintra_class = 0;
RK_S32 b_interlaced = 0;
@@ -671,7 +672,7 @@ MPP_RET hal_h264e_set_pps(h264e_hal_context *ctx, h264e_hal_pps *pps, h264e_hal_
pps->i_id = 0;
pps->i_sps_id = sps->i_id;
pps->b_cabac = cfg->entropy_coding_mode;
pps->b_cabac = codec->entropy_coding_mode;
pps->b_pic_order = !i_avcintra_class && b_interlaced;
pps->i_num_slice_groups = 1;
@@ -686,11 +687,11 @@ MPP_RET hal_h264e_set_pps(h264e_hal_context *ctx, h264e_hal_pps *pps, h264e_hal_
pps->i_pic_init_qp = 26;
pps->i_pic_init_qs = pps->i_pic_init_qp; // only for SP/SI slices
pps->b_transform_8x8_mode = cfg->transform8x8_mode;
pps->i_chroma_qp_index_offset = cfg->chroma_cb_qp_offset;
pps->i_second_chroma_qp_index_offset = cfg->chroma_cr_qp_offset;
pps->b_transform_8x8_mode = prep->width <= 1920 ? 0 : codec->transform8x8_mode;
pps->i_chroma_qp_index_offset = codec->chroma_cb_qp_offset;
pps->i_second_chroma_qp_index_offset = codec->chroma_cr_qp_offset;
pps->b_deblocking_filter_control = Sw_deblock_filter_ctrl_present_flag;
pps->b_constrained_intra_pred = cfg->constrained_intra_pred_mode;
pps->b_constrained_intra_pred = codec->constrained_intra_pred_mode;
pps->b_redundant_pic_cnt = 0;
if (sps->i_profile_idc < H264_PROFILE_HIGH) {