glamor_utils: Add some assistant functions to compare pixmaps/pictures.
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Zhigang Gong <zhigang.gong@linux.intel.com> Signed-off-by: Zhigang Gong <zhigang.gong@linux.intel.com>
This commit is contained in:
Junyan He
Eric Anholt
parent
cd75e85ff3
commit
a57bf66d49
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@ -664,6 +664,278 @@ static inline void glamor_dump_pixmap(PixmapPtr pixmap, int x, int y, int w, int
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glamor_finish_access(&pixmap->drawable, GLAMOR_ACCESS_RO);
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}
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static inline void _glamor_compare_pixmaps(PixmapPtr pixmap1, PixmapPtr pixmap2,
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int x, int y, int w, int h,
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PictFormatShort short_format,
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int all, int diffs)
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{
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int i, j;
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unsigned char * p1 = pixmap1->devPrivate.ptr;
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unsigned char * p2 = pixmap2->devPrivate.ptr;
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int line_need_printed = 0;
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int test_code = 0xAABBCCDD;
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int little_endian = 0;
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unsigned char *p_test;
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int bpp = pixmap1->drawable.depth == 8 ? 1 : 4;
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assert(pixmap1->devKind == pixmap2->devKind);
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int stride = pixmap1->devKind;
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ErrorF("stride:%d, width:%d, height:%d\n", stride, w, h);
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p1 = p1 + y * stride + x;
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p2 = p2 + y * stride + x;
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if (all) {
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for (i = 0; i < h; i++) {
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ErrorF("line %3d: ", i);
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for (j = 0; j < stride; j++) {
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if (j % bpp == 0)
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ErrorF("[%d]%2x:%2x ", j / bpp, p1[j], p2[j]);
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else
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ErrorF("%2x:%2x ", p1[j], p2[j]);
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}
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p1 += stride;
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p2 += stride;
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ErrorF("\n");
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}
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} else {
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if (short_format == PICT_a8r8g8b8) {
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p_test = (unsigned char *) & test_code;
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little_endian = (*p_test == 0xDD);
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bpp = 4;
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for (i = 0; i < h; i++) {
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line_need_printed = 0;
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for (j = 0; j < stride; j++) {
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if (p1[j] != p2[j] && (p1[j] - p2[j] > diffs || p2[j] - p1[j] > diffs)) {
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if (line_need_printed) {
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if (little_endian) {
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switch (j % 4) {
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case 2:
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ErrorF("[%d]RED:%2x:%2x ", j / bpp, p1[j], p2[j]);
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break;
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case 1:
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ErrorF("[%d]GREEN:%2x:%2x ", j / bpp, p1[j], p2[j]);
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break;
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case 0:
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ErrorF("[%d]BLUE:%2x:%2x ", j / bpp, p1[j], p2[j]);
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break;
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case 3:
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ErrorF("[%d]Alpha:%2x:%2x ", j / bpp, p1[j], p2[j]);
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break;
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}
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} else {
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switch (j % 4) {
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case 1:
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ErrorF("[%d]RED:%2x:%2x ", j / bpp, p1[j], p2[j]);
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break;
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case 2:
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ErrorF("[%d]GREEN:%2x:%2x ", j / bpp, p1[j], p2[j]);
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break;
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case 3:
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ErrorF("[%d]BLUE:%2x:%2x ", j / bpp, p1[j], p2[j]);
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break;
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case 0:
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ErrorF("[%d]Alpha:%2x:%2x ", j / bpp, p1[j], p2[j]);
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break;
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}
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}
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} else {
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line_need_printed = 1;
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j = -1;
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ErrorF("line %3d: ", i);
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continue;
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}
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}
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}
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p1 += stride;
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p2 += stride;
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ErrorF("\n");
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}
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} //more format can be added here.
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else { // the default format, just print.
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for (i = 0; i < h; i++) {
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line_need_printed = 0;
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for (j = 0; j < stride; j++) {
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if (p1[j] != p2[j]) {
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if (line_need_printed) {
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ErrorF("[%d]%2x:%2x ", j / bpp, p1[j], p2[j]);
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} else {
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line_need_printed = 1;
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j = -1;
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ErrorF("line %3d: ", i);
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continue;
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}
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}
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}
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p1 += stride;
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p2 += stride;
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ErrorF("\n");
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}
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}
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}
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}
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static inline void glamor_compare_pixmaps(PixmapPtr pixmap1, PixmapPtr pixmap2,
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int x, int y, int w, int h, int all, int diffs)
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{
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assert(pixmap1->drawable.depth == pixmap2->drawable.depth);
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glamor_prepare_access(&pixmap1->drawable, GLAMOR_ACCESS_RO);
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glamor_prepare_access(&pixmap2->drawable, GLAMOR_ACCESS_RO);
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_glamor_compare_pixmaps(pixmap1, pixmap2, x, y, w, h, -1, all, diffs);
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glamor_finish_access(&pixmap1->drawable, GLAMOR_ACCESS_RO);
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glamor_finish_access(&pixmap2->drawable, GLAMOR_ACCESS_RO);
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}
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/* This function is used to compare two pictures.
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If the picture has no drawable, we use fb functions to generate it. */
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static inline void glamor_compare_pictures( ScreenPtr screen,
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PicturePtr fst_picture,
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PicturePtr snd_picture,
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int x_source, int y_source,
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int width, int height,
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int all, int diffs)
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{
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PixmapPtr fst_pixmap;
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PixmapPtr snd_pixmap;
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int fst_generated, snd_generated;
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glamor_pixmap_private *fst_pixmap_priv;
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glamor_pixmap_private *snd_pixmap_priv;
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int error;
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int fst_type = -1;
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int snd_type = -1; // -1 represent has drawable.
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if (fst_picture->format != snd_picture->format) {
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ErrorF("Different picture format can not compare!\n");
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return;
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}
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if (!fst_picture->pDrawable) {
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fst_type = fst_picture->pSourcePict->type;
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}
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if (!snd_picture->pDrawable) {
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snd_type = snd_picture->pSourcePict->type;
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}
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if ((fst_type != -1) && (snd_type != -1) && (fst_type != snd_type)) {
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ErrorF("Different picture type will never be same!\n");
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return;
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}
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fst_generated = snd_generated = 0;
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if (!fst_picture->pDrawable) {
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PicturePtr pixman_pic;
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PixmapPtr pixmap = NULL;
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PictFormatShort format;
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format = fst_picture->format;
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pixmap = glamor_create_pixmap(screen,
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width, height,
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PIXMAN_FORMAT_DEPTH(format),
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GLAMOR_CREATE_PIXMAP_CPU);
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pixman_pic = CreatePicture(0,
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&pixmap->drawable,
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PictureMatchFormat(screen,
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PIXMAN_FORMAT_DEPTH(format), format),
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0, 0, serverClient, &error);
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fbComposite(PictOpSrc, fst_picture, NULL, pixman_pic,
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x_source, y_source,
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0, 0,
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0, 0,
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width, height);
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glamor_destroy_pixmap(pixmap);
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fst_picture = pixman_pic;
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fst_generated = 1;
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}
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if (!snd_picture->pDrawable) {
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PicturePtr pixman_pic;
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PixmapPtr pixmap = NULL;
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PictFormatShort format;
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format = snd_picture->format;
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pixmap = glamor_create_pixmap(screen,
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width, height,
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PIXMAN_FORMAT_DEPTH(format),
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GLAMOR_CREATE_PIXMAP_CPU);
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pixman_pic = CreatePicture(0,
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&pixmap->drawable,
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PictureMatchFormat(screen,
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PIXMAN_FORMAT_DEPTH(format), format),
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0, 0, serverClient, &error);
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fbComposite(PictOpSrc, snd_picture, NULL, pixman_pic,
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x_source, y_source,
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0, 0,
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0, 0,
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width, height);
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glamor_destroy_pixmap(pixmap);
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snd_picture = pixman_pic;
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snd_generated = 1;
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}
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fst_pixmap = glamor_get_drawable_pixmap(fst_picture->pDrawable);
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snd_pixmap = glamor_get_drawable_pixmap(snd_picture->pDrawable);
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if (fst_pixmap->drawable.depth != snd_pixmap->drawable.depth) {
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if (fst_generated)
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glamor_destroy_picture(fst_picture);
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if (snd_generated)
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glamor_destroy_picture(snd_picture);
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ErrorF("Different pixmap depth can not compare!\n");
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return;
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}
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glamor_prepare_access(&fst_pixmap->drawable, GLAMOR_ACCESS_RO);
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glamor_prepare_access(&snd_pixmap->drawable, GLAMOR_ACCESS_RO);
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if ((fst_type == SourcePictTypeLinear) ||
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(fst_type == SourcePictTypeRadial) ||
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(fst_type == SourcePictTypeConical) ||
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(snd_type == SourcePictTypeLinear) ||
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(snd_type == SourcePictTypeRadial) ||
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(snd_type == SourcePictTypeConical)) {
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x_source = y_source = 0;
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}
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_glamor_compare_pixmaps(fst_pixmap, snd_pixmap,
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x_source, y_source,
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width, height,
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fst_picture->format, all, diffs);
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glamor_finish_access(&fst_pixmap->drawable, GLAMOR_ACCESS_RO);
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glamor_finish_access(&snd_pixmap->drawable, GLAMOR_ACCESS_RO);
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if (fst_generated)
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glamor_destroy_picture(fst_picture);
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if (snd_generated)
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glamor_destroy_picture(snd_picture);
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return;
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}
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static inline void glamor_make_current(ScreenPtr screen)
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{
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glamor_egl_make_current(screen);
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