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gallium/util: put image dumping functions into separate file 

To try to reduce the clutter in u_debug.[ch]

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Brian Paul 2016-02-08 09:29:38 -07:00
parent 6c7d4a7173
commit 3917c8f3f9
2 changed files with 422 additions and 0 deletions
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348
src/gallium/auxiliary/util/u_debug_image.c Normal file
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/*
* 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

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src/gallium/auxiliary/util/u_debug_image.h Normal file
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/*
* 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