Merge branch 'master' into opengl-es-v2

Conflicts:
	src/mesa/main/dd.h

1 files changed, 24 insertions, 7 deletions

diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c
index 4b0915b3b2..d7943eaa1e 100644
--- a/src/mesa/main/texgetimage.c
+++ b/src/mesa/main/texgetimage.c
@@ -79,7 +79,7 @@ get_tex_color_index(GLcontext *ctx, GLuint dimensions,
 
    for (img = 0; img < depth; img++) {
       for (row = 0; row < height; row++) {
-         GLuint indexRow[MAX_WIDTH];
+         GLuint indexRow[MAX_WIDTH] = { 0 };
          void *dest = _mesa_image_address(dimensions, &ctx->Pack, pixels,
                                           width, height, format, type,
                                           img, row, 0);
@@ -535,10 +535,11 @@ _mesa_get_compressed_teximage(GLcontext *ctx, GLenum target, GLint level,
                               struct gl_texture_object *texObj,
                               struct gl_texture_image *texImage)
 {
-   const GLuint size = _mesa_format_image_size(texImage->TexFormat,
-                                               texImage->Width,
-                                               texImage->Height,
-                                               texImage->Depth);
+   const GLuint row_stride = _mesa_format_row_stride(texImage->TexFormat,
+                                                     texImage->Width);
+   const GLuint row_stride_stored = _mesa_format_row_stride(texImage->TexFormat,
+                                                            texImage->RowStride);
+   GLuint i;
 
    if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
       /* pack texture image into a PBO */
@@ -554,8 +555,24 @@ _mesa_get_compressed_teximage(GLcontext *ctx, GLenum target, GLint level,
       img = ADD_POINTERS(buf, img);
    }
 
-   /* just memcpy, no pixelstore or pixel transfer */
-   _mesa_memcpy(img, texImage->Data, size);
+   /* no pixelstore or pixel transfer, but respect stride */
+
+   if (row_stride == row_stride_stored) {
+      const GLuint size = _mesa_format_image_size(texImage->TexFormat,
+                                                  texImage->Width,
+                                                  texImage->Height,
+                                                  texImage->Depth);
+      _mesa_memcpy(img, texImage->Data, size);
+   }
+   else {
+      GLuint bw, bh;
+      _mesa_get_format_block_size(texImage->TexFormat, &bw, &bh);
+      for (i = 0; i < (texImage->Height + bh - 1) / bh; i++) {
+         memcpy((GLubyte *)img + i * row_stride,
+                (GLubyte *)texImage->Data + i * row_stride_stored,
+                row_stride);
+      }
+   }
 
    if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
       ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT,