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opengl: Add low level support for tiled formats
This adds support for tiled format in stride and plane size code. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2190>
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ab839f3642
commit
4b4d607f4c
3 changed files with 70 additions and 10 deletions
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@ -553,6 +553,21 @@ _drm_rgba_fourcc_from_info (const GstVideoInfo * info, int plane,
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}
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}
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static gint
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get_egl_stride (const GstVideoInfo * info, gint plane)
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{
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const GstVideoFormatInfo *finfo = info->finfo;
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gint stride = info->stride[plane];
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guint ws;
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if (!GST_VIDEO_FORMAT_INFO_IS_TILED (finfo))
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return stride;
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gst_video_format_info_get_tile_sizes (finfo, plane, &ws, NULL);
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return GST_VIDEO_TILE_X_TILES (stride) << ws;
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}
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/**
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* gst_egl_image_from_dmabuf:
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* @context: a #GstGLContext (must be an EGL context)
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@ -601,7 +616,7 @@ gst_egl_image_from_dmabuf (GstGLContext * context,
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attribs[atti++] = EGL_DMA_BUF_PLANE0_OFFSET_EXT;
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attribs[atti++] = offset;
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attribs[atti++] = EGL_DMA_BUF_PLANE0_PITCH_EXT;
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attribs[atti++] = GST_VIDEO_INFO_PLANE_STRIDE (in_info, plane);
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attribs[atti++] = get_egl_stride (in_info, plane);
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attribs[atti] = EGL_NONE;
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g_assert (atti == G_N_ELEMENTS (attribs) - 1);
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@ -905,7 +920,7 @@ gst_egl_image_from_dmabuf_direct_target (GstGLContext * context,
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attribs[atti++] = EGL_DMA_BUF_PLANE0_OFFSET_EXT;
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attribs[atti++] = offset[0];
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attribs[atti++] = EGL_DMA_BUF_PLANE0_PITCH_EXT;
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attribs[atti++] = in_info->stride[0];
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attribs[atti++] = get_egl_stride (in_info, 0);
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if (with_modifiers) {
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attribs[atti++] = EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT;
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attribs[atti++] = DRM_FORMAT_MOD_LINEAR & 0xffffffff;
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@ -921,7 +936,7 @@ gst_egl_image_from_dmabuf_direct_target (GstGLContext * context,
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attribs[atti++] = EGL_DMA_BUF_PLANE1_OFFSET_EXT;
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attribs[atti++] = offset[1];
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attribs[atti++] = EGL_DMA_BUF_PLANE1_PITCH_EXT;
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attribs[atti++] = in_info->stride[1];
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attribs[atti++] = get_egl_stride (in_info, 1);
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if (with_modifiers) {
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attribs[atti++] = EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT;
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attribs[atti++] = DRM_FORMAT_MOD_LINEAR & 0xffffffff;
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@ -937,7 +952,7 @@ gst_egl_image_from_dmabuf_direct_target (GstGLContext * context,
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attribs[atti++] = EGL_DMA_BUF_PLANE2_OFFSET_EXT;
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attribs[atti++] = offset[2];
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attribs[atti++] = EGL_DMA_BUF_PLANE2_PITCH_EXT;
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attribs[atti++] = in_info->stride[2];
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attribs[atti++] = get_egl_stride (in_info, 2);
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if (with_modifiers) {
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attribs[atti++] = EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT;
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attribs[atti++] = DRM_FORMAT_MOD_LINEAR & 0xffffffff;
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@ -59,7 +59,7 @@
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#define GL_MEM_WIDTH(gl_mem) _get_plane_width (&gl_mem->info, gl_mem->plane)
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#define GL_MEM_HEIGHT(gl_mem) _get_plane_height (&gl_mem->info, gl_mem->plane)
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#define GL_MEM_STRIDE(gl_mem) GST_VIDEO_INFO_PLANE_STRIDE (&gl_mem->info, gl_mem->plane)
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#define GL_MEM_STRIDE(gl_mem) _get_mem_stride (gl_mem)
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static GstAllocator *_gl_memory_allocator;
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@ -122,19 +122,43 @@ _get_plane_width (const GstVideoInfo * info, guint plane)
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static inline guint
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_get_plane_height (const GstVideoInfo * info, guint plane)
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{
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if (GST_VIDEO_FORMAT_INFO_IS_TILED (info->finfo)) {
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guint hs;
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gsize stride;
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gst_video_format_info_get_tile_sizes (info->finfo, plane, NULL, &hs);
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stride = GST_VIDEO_INFO_PLANE_STRIDE (info, plane);
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return GST_VIDEO_TILE_Y_TILES (stride) << hs;
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}
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if (GST_VIDEO_INFO_IS_YUV (info)) {
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gint comp[GST_VIDEO_MAX_COMPONENTS];
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gst_video_format_info_component (info->finfo, plane, comp);
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return GST_VIDEO_INFO_COMP_HEIGHT (info, comp[0]);
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} else {
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}
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/* RGB, GRAY */
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return GST_VIDEO_INFO_HEIGHT (info);
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}
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static guint
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_get_mem_stride (GstGLMemory * gl_mem)
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{
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const GstVideoFormatInfo *finfo = gl_mem->info.finfo;
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guint stride = GST_VIDEO_INFO_PLANE_STRIDE (&gl_mem->info, gl_mem->plane);
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if (!GST_VIDEO_FORMAT_INFO_IS_TILED (finfo))
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return stride;
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return
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GST_VIDEO_TILE_X_TILES (stride) << GST_VIDEO_FORMAT_INFO_TILE_WS (finfo);
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}
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static inline void
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_calculate_unpack_length (GstGLMemory * gl_mem, GstGLContext * context)
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{
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GstVideoInfo *info = &gl_mem->info;
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guint n_gl_bytes;
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GstGLFormat tex_format;
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guint tex_type;
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@ -142,7 +166,6 @@ _calculate_unpack_length (GstGLMemory * gl_mem, GstGLContext * context)
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gl_mem->tex_scaling[0] = 1.0f;
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gl_mem->tex_scaling[1] = 1.0f;
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gl_mem->unpack_length = 1;
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gl_mem->tex_width = GL_MEM_WIDTH (gl_mem);
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gst_gl_format_type_from_sized_gl_format (gl_mem->tex_format, &tex_format,
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&tex_type);
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@ -152,6 +175,13 @@ _calculate_unpack_length (GstGLMemory * gl_mem, GstGLContext * context)
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return;
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}
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/* For tiles, we need GL not to clip on the display width, as the would make
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* some tile not fully accessible by GLSL. */
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if (GST_VIDEO_FORMAT_INFO_IS_TILED (info->finfo))
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gl_mem->tex_width = GL_MEM_STRIDE (gl_mem) / n_gl_bytes;
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else
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gl_mem->tex_width = GL_MEM_WIDTH (gl_mem);
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if (USING_OPENGL (context) || USING_GLES3 (context)
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|| USING_OPENGL3 (context)) {
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gl_mem->unpack_length = GL_MEM_STRIDE (gl_mem) / n_gl_bytes;
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@ -613,6 +613,7 @@ gsize
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gst_gl_get_plane_data_size (const GstVideoInfo * info,
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const GstVideoAlignment * align, guint plane)
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{
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const GstVideoFormatInfo *finfo = info->finfo;
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gint comp[GST_VIDEO_MAX_COMPONENTS];
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gint padded_height;
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gsize plane_size;
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@ -627,7 +628,21 @@ gst_gl_get_plane_data_size (const GstVideoInfo * info,
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padded_height =
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GST_VIDEO_FORMAT_INFO_SCALE_HEIGHT (info->finfo, comp[0], padded_height);
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if (GST_VIDEO_FORMAT_INFO_IS_TILED (finfo)) {
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gsize stride;
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gint x_tiles, y_tiles;
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gint tile_size;
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tile_size = gst_video_format_info_get_tile_sizes (finfo, plane, NULL, NULL);
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stride = GST_VIDEO_INFO_PLANE_STRIDE (info, plane);
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x_tiles = GST_VIDEO_TILE_X_TILES (stride);
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y_tiles = GST_VIDEO_TILE_Y_TILES (stride);
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plane_size = x_tiles * y_tiles * tile_size;
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} else {
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plane_size = GST_VIDEO_INFO_PLANE_STRIDE (info, plane) * padded_height;
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}
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return plane_size;
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}
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