diff options
| -rw-r--r-- | src/mesa/main/texgetimage.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c index e568607c8a2..199fb5cb900 100644 --- a/src/mesa/main/texgetimage.c +++ b/src/mesa/main/texgetimage.c @@ -141,17 +141,24 @@ get_tex_depth_stencil(struct gl_context *ctx, GLuint dimensions, static void get_tex_ycbcr(struct gl_context *ctx, GLuint dimensions, GLenum format, GLenum type, GLvoid *pixels, - const struct gl_texture_image *texImage) + struct gl_texture_image *texImage) { const GLint width = texImage->Width; const GLint height = texImage->Height; const GLint depth = texImage->Depth; - const GLint rowstride = texImage->RowStride; - const GLushort *src = (const GLushort *) texImage->Data; GLint img, row; for (img = 0; img < depth; img++) { + GLubyte *srcMap; + GLint rowstride; + + /* map src texture buffer */ + ctx->Driver.MapTextureImage(ctx, texImage, img, + 0, 0, width, height, GL_MAP_READ_BIT, + &srcMap, &rowstride); + for (row = 0; row < height; row++) { + const GLubyte *src = srcMap + row * rowstride; void *dest = _mesa_image_address(dimensions, &ctx->Pack, pixels, width, height, format, type, img, row, 0); @@ -168,9 +175,9 @@ get_tex_ycbcr(struct gl_context *ctx, GLuint dimensions, else if (ctx->Pack.SwapBytes) { _mesa_swap2((GLushort *) dest, width); } - - src += rowstride; } + + ctx->Driver.UnmapTextureImage(ctx, texImage, img); } } |