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authorDamien Lespiau <damien.lespiau@intel.com>2013-10-22 14:18:26 +0100
committerDamien Lespiau <damien.lespiau@intel.com>2013-10-24 13:44:32 +0100
commitc3707ab387500b534224dd563297a7bbb26aeb83 (patch)
treedb3b0351c35bbfac5228ca2c68f35d248c181e18
parent13ebe3c01410c2dc0d90a4a1c33cbf143c51056c (diff)
lib: Add a function to dump a scratch buf into a png
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
-rw-r--r--lib/Makefile.am1
-rw-r--r--lib/rendercopy.c49
-rw-r--r--lib/rendercopy.h2
3 files changed, 52 insertions, 0 deletions
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 431fd932..d7f42752 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -32,6 +32,7 @@ libintel_tools_la_SOURCES = \
rendercopy_gen6.c \
rendercopy_gen7.c \
rendercopy.h \
+ rendercopy.c \
intel_reg_map.c \
intel_dpio.c \
intel_iosf.c \
diff --git a/lib/rendercopy.c b/lib/rendercopy.c
new file mode 100644
index 00000000..2c1684dd
--- /dev/null
+++ b/lib/rendercopy.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright © 2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ * Damien Lespiau <damien.lespiau@intel.com>
+ */
+
+#include <cairo.h>
+
+#include "rendercopy.h"
+
+void scratch_buf_write_to_png(struct scratch_buf *buf, const char *filename)
+{
+ cairo_surface_t *surface;
+ cairo_status_t ret;
+
+ drm_intel_bo_map(buf->bo, 0);
+ surface = cairo_image_surface_create_for_data(buf->bo->virtual,
+ CAIRO_FORMAT_RGB24,
+ buf_width(buf),
+ buf_height(buf),
+ buf->stride);
+ ret = cairo_surface_write_to_png(surface, filename);
+ if (ret != CAIRO_STATUS_SUCCESS) {
+ fprintf(stderr, "%s: %s\n", __func__,
+ cairo_status_to_string(ret));
+ }
+ cairo_surface_destroy(surface);
+ drm_intel_bo_unmap(buf->bo);
+}
diff --git a/lib/rendercopy.h b/lib/rendercopy.h
index 8fd9222b..ace43923 100644
--- a/lib/rendercopy.h
+++ b/lib/rendercopy.h
@@ -85,4 +85,6 @@ void gen2_render_copyfunc(struct intel_batchbuffer *batch,
unsigned width, unsigned height,
struct scratch_buf *dst, unsigned dst_x, unsigned dst_y);
+void scratch_buf_write_to_png(struct scratch_buf *buf, const char *filename);
+
#endif /* RENDERCOPY_H */