vlc/vlc-3.0 | branch: master | Steve Lhomme <[email protected]> | Mon Oct 15 14:22:40 2018 +0200| [b9065345eef1d1d63c3274003974d013bd8fc41e] | committer: Steve Lhomme
direct3d11: pick the output format based on chroma subsampling Don't subsample if we don't have to. In any case we can display in YUVA or RGBA that have no subsampling. Fixes #20421 (cherry picked from commit f6a25bd66d88eaad77e90e16de08f1fc8f9aec72) > http://git.videolan.org/gitweb.cgi/vlc/vlc-3.0.git/?a=commit;h=b9065345eef1d1d63c3274003974d013bd8fc41e --- modules/hw/d3d11/d3d11_surface.c | 2 +- modules/video_chroma/d3d11_fmt.c | 6 ++++ modules/video_chroma/d3d11_fmt.h | 5 +++- modules/video_output/win32/direct3d11.c | 52 ++++++++++++++++++++++++++------- 4 files changed, 52 insertions(+), 13 deletions(-) diff --git a/modules/hw/d3d11/d3d11_surface.c b/modules/hw/d3d11/d3d11_surface.c index e9a421122c..cc3d2615dc 100644 --- a/modules/hw/d3d11/d3d11_surface.c +++ b/modules/hw/d3d11/d3d11_surface.c @@ -217,7 +217,7 @@ static int assert_staging(filter_t *p_filter, picture_sys_t *p_sys) /* failed with the this format, try a different one */ UINT supportFlags = D3D11_FORMAT_SUPPORT_SHADER_LOAD | D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_OUTPUT; const d3d_format_t *new_fmt = - FindD3D11Format( p_filter, &d3d_dev, 0, false, 0, false, supportFlags ); + FindD3D11Format( p_filter, &d3d_dev, 0, false, 0, 0, 0, false, supportFlags ); if (new_fmt && texDesc.Format != new_fmt->formatTexture) { DXGI_FORMAT srcFormat = texDesc.Format; diff --git a/modules/video_chroma/d3d11_fmt.c b/modules/video_chroma/d3d11_fmt.c index 7a728f9dfb..5d785cb591 100644 --- a/modules/video_chroma/d3d11_fmt.c +++ b/modules/video_chroma/d3d11_fmt.c @@ -502,6 +502,8 @@ const d3d_format_t *FindD3D11Format(vlc_object_t *o, vlc_fourcc_t i_src_chroma, bool rgb_only, uint8_t bits_per_channel, + uint8_t widthDenominator, + uint8_t heightDenominator, bool allow_opaque, UINT supportFlags) { @@ -517,6 +519,10 @@ const d3d_format_t *FindD3D11Format(vlc_object_t *o, continue; if (rgb_only && vlc_fourcc_IsYUV(output_format->fourcc)) continue; + if (widthDenominator && widthDenominator < output_format->widthDenominator) + continue; + if (heightDenominator && heightDenominator < output_format->heightDenominator) + continue; DXGI_FORMAT textureFormat; if (output_format->formatTexture == DXGI_FORMAT_UNKNOWN) diff --git a/modules/video_chroma/d3d11_fmt.h b/modules/video_chroma/d3d11_fmt.h index 49ac0313b1..a0a33b5f19 100644 --- a/modules/video_chroma/d3d11_fmt.h +++ b/modules/video_chroma/d3d11_fmt.h @@ -132,9 +132,12 @@ const d3d_format_t *FindD3D11Format(vlc_object_t *, vlc_fourcc_t i_src_chroma, bool rgb_only, uint8_t bits_per_channel, + uint8_t widthDenominator, + uint8_t heightDenominator, bool allow_opaque, UINT supportFlags); -#define FindD3D11Format(a,b,c,d,e,f,g) FindD3D11Format(VLC_OBJECT(a),b,c,d,e,f,g) +#define FindD3D11Format(a,b,c,d,e,f,g,h,i) \ + FindD3D11Format(VLC_OBJECT(a),b,c,d,e,f,g,h,i) int AllocateTextures(vlc_object_t *, d3d11_device_t *, const d3d_format_t *, const video_format_t *, unsigned pool_size, ID3D11Texture2D *textures[]); diff --git a/modules/video_output/win32/direct3d11.c b/modules/video_output/win32/direct3d11.c index 00797bfc78..ef5b72b592 100644 --- a/modules/video_output/win32/direct3d11.c +++ b/modules/video_output/win32/direct3d11.c @@ -1199,27 +1199,33 @@ static const d3d_format_t *GetDirectRenderingFormat(vout_display_t *vd, vlc_four UINT supportFlags = D3D11_FORMAT_SUPPORT_SHADER_LOAD; if (is_d3d11_opaque(i_src_chroma)) supportFlags |= D3D11_FORMAT_SUPPORT_DECODER_OUTPUT; - return FindD3D11Format( vd, &vd->sys->d3d_dev, i_src_chroma, false, 0, is_d3d11_opaque(i_src_chroma), supportFlags ); + return FindD3D11Format( vd, &vd->sys->d3d_dev, i_src_chroma, false, 0, 0, 0, is_d3d11_opaque(i_src_chroma), supportFlags ); } static const d3d_format_t *GetDirectDecoderFormat(vout_display_t *vd, vlc_fourcc_t i_src_chroma) { UINT supportFlags = D3D11_FORMAT_SUPPORT_DECODER_OUTPUT; - return FindD3D11Format( vd, &vd->sys->d3d_dev, i_src_chroma, false, 0, is_d3d11_opaque(i_src_chroma), supportFlags ); + return FindD3D11Format( vd, &vd->sys->d3d_dev, i_src_chroma, false, 0, 0, 0, is_d3d11_opaque(i_src_chroma), supportFlags ); } -static const d3d_format_t *GetDisplayFormatByDepth(vout_display_t *vd, uint8_t bit_depth, bool from_processor, bool rgb_only) +static const d3d_format_t *GetDisplayFormatByDepth(vout_display_t *vd, uint8_t bit_depth, + uint8_t widthDenominator, + uint8_t heightDenominator, + bool from_processor, + bool rgb_only) { UINT supportFlags = D3D11_FORMAT_SUPPORT_SHADER_LOAD; if (from_processor) supportFlags |= D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_OUTPUT; - return FindD3D11Format( vd, &vd->sys->d3d_dev, 0, rgb_only, bit_depth, false, supportFlags ); + return FindD3D11Format( vd, &vd->sys->d3d_dev, 0, rgb_only, + bit_depth, widthDenominator, heightDenominator, + false, supportFlags ); } static const d3d_format_t *GetBlendableFormat(vout_display_t *vd, vlc_fourcc_t i_src_chroma) { UINT supportFlags = D3D11_FORMAT_SUPPORT_SHADER_LOAD | D3D11_FORMAT_SUPPORT_BLENDABLE; - return FindD3D11Format( vd, &vd->sys->d3d_dev, i_src_chroma, false, 0, false, supportFlags ); + return FindD3D11Format( vd, &vd->sys->d3d_dev, i_src_chroma, false, 0, 0, 0, false, supportFlags ); } static int Direct3D11Open(vout_display_t *vd) @@ -1324,20 +1330,38 @@ static int SetupOutputFormat(vout_display_t *vd, video_format_t *fmt) if ( !sys->picQuad.formatInfo ) { uint8_t bits_per_channel; + uint8_t widthDenominator, heightDenominator; switch (fmt->i_chroma) { case VLC_CODEC_D3D11_OPAQUE: bits_per_channel = 8; + widthDenominator = heightDenominator = 2; break; case VLC_CODEC_D3D11_OPAQUE_10B: bits_per_channel = 10; + widthDenominator = heightDenominator = 2; break; default: { const vlc_chroma_description_t *p_format = vlc_fourcc_GetChromaDescription(fmt->i_chroma); - bits_per_channel = p_format == NULL || - p_format->pixel_bits == 0 ? 8 : p_format->pixel_bits / - (p_format->plane_count==1 ? p_format->pixel_size : 1); + if (p_format == NULL) + { + bits_per_channel = 8; + widthDenominator = heightDenominator = 2; + } + else + { + bits_per_channel = p_format->pixel_bits == 0 ? 8 : p_format->pixel_bits / + (p_format->plane_count==1 ? p_format->pixel_size : 1); + widthDenominator = heightDenominator = 1; + for (size_t i=0; i<p_format->plane_count; i++) + { + if (widthDenominator < p_format->p[i].w.den) + widthDenominator = p_format->p[i].w.den; + if (heightDenominator < p_format->p[i].h.den) + heightDenominator = p_format->p[1].h.den; + } + } } break; } @@ -1349,14 +1373,20 @@ static int SetupOutputFormat(vout_display_t *vd, video_format_t *fmt) decoder_format = sys->picQuad.formatInfo; bool is_rgb = !vlc_fourcc_IsYUV(fmt->i_chroma); - sys->picQuad.formatInfo = GetDisplayFormatByDepth(vd, bits_per_channel, decoder_format!=NULL, is_rgb); + sys->picQuad.formatInfo = GetDisplayFormatByDepth(vd, bits_per_channel, + widthDenominator, + heightDenominator, + decoder_format!=NULL, is_rgb); if (!sys->picQuad.formatInfo && is_rgb) - sys->picQuad.formatInfo = GetDisplayFormatByDepth(vd, bits_per_channel, decoder_format!=NULL, false); + sys->picQuad.formatInfo = GetDisplayFormatByDepth(vd, bits_per_channel, + widthDenominator, + heightDenominator, + decoder_format!=NULL, false); } // look for any pixel format that we can handle if ( !sys->picQuad.formatInfo ) - sys->picQuad.formatInfo = GetDisplayFormatByDepth(vd, 0, false, false); + sys->picQuad.formatInfo = GetDisplayFormatByDepth(vd, 0, 0, 0, false, false); if ( !sys->picQuad.formatInfo ) { _______________________________________________ vlc-commits mailing list [email protected] https://mailman.videolan.org/listinfo/vlc-commits
