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-rw-r--r--src/gallium/auxiliary/util/u_debug_image.c348
-rw-r--r--src/gallium/auxiliary/util/u_debug_image.h74
2 files changed, 422 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_debug_image.c b/src/gallium/auxiliary/util/u_debug_image.c
new file mode 100644
index 00000000000..98d73a63de2
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_debug_image.c
@@ -0,0 +1,348 @@
+/*
+ * Copyright (c) 2008-2016 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
+ */
+
+
+#include "util/u_debug_image.h"
+#include "util/u_format.h"
+#include "util/u_inlines.h"
+#include "util/u_memory.h"
+#include "util/u_string.h"
+#include "util/u_surface.h"
+#include "util/u_tile.h"
+
+#include <stdio.h>
+
+
+#ifdef DEBUG
+
+/**
+ * Dump an image to .ppm file.
+ * \param format PIPE_FORMAT_x
+ * \param cpp bytes per pixel
+ * \param width width in pixels
+ * \param height height in pixels
+ * \param stride row stride in bytes
+ */
+void
+debug_dump_image(const char *prefix,
+ enum pipe_format format, unsigned cpp,
+ unsigned width, unsigned height,
+ unsigned stride,
+ const void *data)
+{
+ /* write a ppm file */
+ char filename[256];
+ unsigned char *rgb8;
+ FILE *f;
+
+ util_snprintf(filename, sizeof(filename), "%s.ppm", prefix);
+
+ rgb8 = MALLOC(height * width * 3);
+ if (!rgb8) {
+ return;
+ }
+
+ util_format_translate(
+ PIPE_FORMAT_R8G8B8_UNORM,
+ rgb8, width * 3,
+ 0, 0,
+ format,
+ data, stride,
+ 0, 0, width, height);
+
+ /* Must be opened in binary mode or DOS line ending causes data
+ * to be read with one byte offset.
+ */
+ f = fopen(filename, "wb");
+ if (f) {
+ fprintf(f, "P6\n");
+ fprintf(f, "# ppm-file created by gallium\n");
+ fprintf(f, "%i %i\n", width, height);
+ fprintf(f, "255\n");
+ fwrite(rgb8, 1, height * width * 3, f);
+ fclose(f);
+ }
+ else {
+ fprintf(stderr, "Can't open %s for writing\n", filename);
+ }
+
+ FREE(rgb8);
+}
+
+
+/* FIXME: dump resources, not surfaces... */
+void
+debug_dump_surface(struct pipe_context *pipe,
+ const char *prefix,
+ struct pipe_surface *surface)
+{
+ struct pipe_resource *texture;
+ struct pipe_transfer *transfer;
+ void *data;
+
+ if (!surface)
+ return;
+
+ /* XXX: this doesn't necessarily work, as the driver may be using
+ * temporary storage for the surface which hasn't been propagated
+ * back into the texture. Need to nail down the semantics of views
+ * and transfers a bit better before we can say if extra work needs
+ * to be done here:
+ */
+ texture = surface->texture;
+
+ data = pipe_transfer_map(pipe, texture, surface->u.tex.level,
+ surface->u.tex.first_layer,
+ PIPE_TRANSFER_READ,
+ 0, 0, surface->width, surface->height, &transfer);
+ if (!data)
+ return;
+
+ debug_dump_image(prefix,
+ texture->format,
+ util_format_get_blocksize(texture->format),
+ util_format_get_nblocksx(texture->format, surface->width),
+ util_format_get_nblocksy(texture->format, surface->height),
+ transfer->stride,
+ data);
+
+ pipe->transfer_unmap(pipe, transfer);
+}
+
+
+void
+debug_dump_texture(struct pipe_context *pipe,
+ const char *prefix,
+ struct pipe_resource *texture)
+{
+ struct pipe_surface *surface, surf_tmpl;
+
+ if (!texture)
+ return;
+
+ /* XXX for now, just dump image for layer=0, level=0 */
+ u_surface_default_template(&surf_tmpl, texture);
+ surface = pipe->create_surface(pipe, texture, &surf_tmpl);
+ if (surface) {
+ debug_dump_surface(pipe, prefix, surface);
+ pipe->surface_destroy(pipe, surface);
+ }
+}
+
+
+#pragma pack(push,2)
+struct bmp_file_header {
+ uint16_t bfType;
+ uint32_t bfSize;
+ uint16_t bfReserved1;
+ uint16_t bfReserved2;
+ uint32_t bfOffBits;
+};
+#pragma pack(pop)
+
+struct bmp_info_header {
+ uint32_t biSize;
+ int32_t biWidth;
+ int32_t biHeight;
+ uint16_t biPlanes;
+ uint16_t biBitCount;
+ uint32_t biCompression;
+ uint32_t biSizeImage;
+ int32_t biXPelsPerMeter;
+ int32_t biYPelsPerMeter;
+ uint32_t biClrUsed;
+ uint32_t biClrImportant;
+};
+
+struct bmp_rgb_quad {
+ uint8_t rgbBlue;
+ uint8_t rgbGreen;
+ uint8_t rgbRed;
+ uint8_t rgbAlpha;
+};
+
+void
+debug_dump_surface_bmp(struct pipe_context *pipe,
+ const char *filename,
+ struct pipe_surface *surface)
+{
+ struct pipe_transfer *transfer;
+ struct pipe_resource *texture = surface->texture;
+ void *ptr;
+
+ ptr = pipe_transfer_map(pipe, texture, surface->u.tex.level,
+ surface->u.tex.first_layer, PIPE_TRANSFER_READ,
+ 0, 0, surface->width, surface->height, &transfer);
+
+ debug_dump_transfer_bmp(pipe, filename, transfer, ptr);
+
+ pipe->transfer_unmap(pipe, transfer);
+}
+
+void
+debug_dump_transfer_bmp(struct pipe_context *pipe,
+ const char *filename,
+ struct pipe_transfer *transfer, void *ptr)
+{
+ float *rgba;
+
+ if (!transfer)
+ goto error1;
+
+ rgba = MALLOC(transfer->box.width *
+ transfer->box.height *
+ transfer->box.depth *
+ 4*sizeof(float));
+ if (!rgba)
+ goto error1;
+
+ pipe_get_tile_rgba(transfer, ptr, 0, 0,
+ transfer->box.width, transfer->box.height,
+ rgba);
+
+ debug_dump_float_rgba_bmp(filename,
+ transfer->box.width, transfer->box.height,
+ rgba, transfer->box.width);
+
+ FREE(rgba);
+error1:
+ ;
+}
+
+void
+debug_dump_float_rgba_bmp(const char *filename,
+ unsigned width, unsigned height,
+ float *rgba, unsigned stride)
+{
+ FILE *stream;
+ struct bmp_file_header bmfh;
+ struct bmp_info_header bmih;
+ unsigned x, y;
+
+ if (!rgba)
+ goto error1;
+
+ bmfh.bfType = 0x4d42;
+ bmfh.bfSize = 14 + 40 + height*width*4;
+ bmfh.bfReserved1 = 0;
+ bmfh.bfReserved2 = 0;
+ bmfh.bfOffBits = 14 + 40;
+
+ bmih.biSize = 40;
+ bmih.biWidth = width;
+ bmih.biHeight = height;
+ bmih.biPlanes = 1;
+ bmih.biBitCount = 32;
+ bmih.biCompression = 0;
+ bmih.biSizeImage = height*width*4;
+ bmih.biXPelsPerMeter = 0;
+ bmih.biYPelsPerMeter = 0;
+ bmih.biClrUsed = 0;
+ bmih.biClrImportant = 0;
+
+ stream = fopen(filename, "wb");
+ if (!stream)
+ goto error1;
+
+ fwrite(&bmfh, 14, 1, stream);
+ fwrite(&bmih, 40, 1, stream);
+
+ y = height;
+ while (y--) {
+ float *ptr = rgba + (stride * y * 4);
+ for (x = 0; x < width; ++x) {
+ struct bmp_rgb_quad pixel;
+ pixel.rgbRed = float_to_ubyte(ptr[x*4 + 0]);
+ pixel.rgbGreen = float_to_ubyte(ptr[x*4 + 1]);
+ pixel.rgbBlue = float_to_ubyte(ptr[x*4 + 2]);
+ pixel.rgbAlpha = float_to_ubyte(ptr[x*4 + 3]);
+ fwrite(&pixel, 1, 4, stream);
+ }
+ }
+
+ fclose(stream);
+error1:
+ ;
+}
+
+void
+debug_dump_ubyte_rgba_bmp(const char *filename,
+ unsigned width, unsigned height,
+ const ubyte *rgba, unsigned stride)
+{
+ FILE *stream;
+ struct bmp_file_header bmfh;
+ struct bmp_info_header bmih;
+ unsigned x, y;
+
+ assert(rgba);
+ if (!rgba)
+ goto error1;
+
+ bmfh.bfType = 0x4d42;
+ bmfh.bfSize = 14 + 40 + height*width*4;
+ bmfh.bfReserved1 = 0;
+ bmfh.bfReserved2 = 0;
+ bmfh.bfOffBits = 14 + 40;
+
+ bmih.biSize = 40;
+ bmih.biWidth = width;
+ bmih.biHeight = height;
+ bmih.biPlanes = 1;
+ bmih.biBitCount = 32;
+ bmih.biCompression = 0;
+ bmih.biSizeImage = height*width*4;
+ bmih.biXPelsPerMeter = 0;
+ bmih.biYPelsPerMeter = 0;
+ bmih.biClrUsed = 0;
+ bmih.biClrImportant = 0;
+
+ stream = fopen(filename, "wb");
+ assert(stream);
+ if (!stream)
+ goto error1;
+
+ fwrite(&bmfh, 14, 1, stream);
+ fwrite(&bmih, 40, 1, stream);
+
+ y = height;
+ while (y--) {
+ const ubyte *ptr = rgba + (stride * y * 4);
+ for (x = 0; x < width; ++x) {
+ struct bmp_rgb_quad pixel;
+ pixel.rgbRed = ptr[x*4 + 0];
+ pixel.rgbGreen = ptr[x*4 + 1];
+ pixel.rgbBlue = ptr[x*4 + 2];
+ pixel.rgbAlpha = ptr[x*4 + 3];
+ fwrite(&pixel, 1, 4, stream);
+ }
+ }
+
+ fclose(stream);
+error1:
+ ;
+}
+
+#endif
diff --git a/src/gallium/auxiliary/util/u_debug_image.h b/src/gallium/auxiliary/util/u_debug_image.h
new file mode 100644
index 00000000000..f190eec5f52
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_debug_image.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2008-2016 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
+ */
+
+
+#ifndef U_DEBUG_IMAGE_H
+#define U_DEBUG_IMAGE_H
+
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_format.h"
+
+
+#ifdef DEBUG
+struct pipe_context;
+struct pipe_surface;
+struct pipe_transfer;
+struct pipe_resource;
+
+void debug_dump_image(const char *prefix,
+ enum pipe_format format, unsigned cpp,
+ unsigned width, unsigned height,
+ unsigned stride,
+ const void *data);
+void debug_dump_surface(struct pipe_context *pipe,
+ const char *prefix,
+ struct pipe_surface *surface);
+void debug_dump_texture(struct pipe_context *pipe,
+ const char *prefix,
+ struct pipe_resource *texture);
+void debug_dump_surface_bmp(struct pipe_context *pipe,
+ const char *filename,
+ struct pipe_surface *surface);
+void debug_dump_transfer_bmp(struct pipe_context *pipe,
+ const char *filename,
+ struct pipe_transfer *transfer, void *ptr);
+void debug_dump_float_rgba_bmp(const char *filename,
+ unsigned width, unsigned height,
+ float *rgba, unsigned stride);
+void debug_dump_ubyte_rgba_bmp(const char *filename,
+ unsigned width, unsigned height,
+ const ubyte *rgba, unsigned stride);
+#else
+#define debug_dump_image(prefix, format, cpp, width, height, stride, data) ((void)0)
+#define debug_dump_surface(pipe, prefix, surface) ((void)0)
+#define debug_dump_surface_bmp(pipe, filename, surface) ((void)0)
+#define debug_dump_transfer_bmp(filename, transfer, ptr) ((void)0)
+#define debug_dump_float_rgba_bmp(filename, width, height, rgba, stride) ((void)0)
+#define debug_dump_ubyte_rgba_bmp(filename, width, height, rgba, stride) ((void)0)
+#endif
+
+
+#endif
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