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debug: Add function for writing transfers to files

This commit is contained in:
Jakob Bornecrantz 2009-03-21 14:23:04 +01:00
parent 1196885293
commit da96767c89
2 changed files with 69 additions and 59 deletions
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125
src/gallium/auxiliary/util/u_debug.c
View File

@ -715,78 +715,85 @@ struct bmp_rgb_quad {
uint8_t rgbAlpha;
};
void
void
debug_dump_surface_bmp(const char *filename,
struct pipe_surface *surface)
{
#ifndef PIPE_SUBSYSTEM_WINDOWS_MINIPORT
struct pipe_transfer *transfer;
struct pipe_texture *texture;
struct pipe_screen *screen;
struct util_stream *stream;
struct pipe_transfer *transfer;
struct bmp_file_header bmfh;
struct bmp_info_header bmih;
float *rgba;
unsigned x, y;
if (!surface)
goto error1;
rgba = MALLOC(surface->width*4*sizeof(float));
if(!rgba)
goto error1;
bmfh.bfType = 0x4d42;
bmfh.bfSize = 14 + 40 + surface->height*surface->width*4;
bmfh.bfReserved1 = 0;
bmfh.bfReserved2 = 0;
bmfh.bfOffBits = 14 + 40;
bmih.biSize = 40;
bmih.biWidth = surface->width;
bmih.biHeight = surface->height;
bmih.biPlanes = 1;
bmih.biBitCount = 32;
bmih.biCompression = 0;
bmih.biSizeImage = surface->height*surface->width*4;
bmih.biXPelsPerMeter = 0;
bmih.biYPelsPerMeter = 0;
bmih.biClrUsed = 0;
bmih.biClrImportant = 0;
stream = util_stream_create(filename, bmfh.bfSize);
if(!stream)
goto error2;
util_stream_write(stream, &bmfh, 14);
util_stream_write(stream, &bmih, 40);
texture = surface->texture;
screen = texture->screen;
transfer = screen->get_tex_transfer(screen, texture, surface->face,
surface->level, surface->zslice,
PIPE_TRANSFER_READ, 0, 0, surface->width,
surface->height);
y = surface->height;
while(y--) {
pipe_get_tile_rgba(transfer,
0, y, surface->width, 1,
rgba);
for(x = 0; x < surface->width; ++x)
{
struct bmp_rgb_quad pixel;
pixel.rgbRed = float_to_ubyte(rgba[x*4 + 0]);
pixel.rgbGreen = float_to_ubyte(rgba[x*4 + 1]);
pixel.rgbBlue = float_to_ubyte(rgba[x*4 + 2]);
pixel.rgbAlpha = float_to_ubyte(rgba[x*4 + 3]);
util_stream_write(stream, &pixel, 4);
}
}
debug_dump_transfer_bmp(filename, transfer);
screen->tex_transfer_destroy(transfer);
}
void
debug_dump_transfer_bmp(const char *filename,
struct pipe_transfer *transfer)
{
#ifndef PIPE_SUBSYSTEM_WINDOWS_MINIPORT
struct util_stream *stream;
struct bmp_file_header bmfh;
struct bmp_info_header bmih;
float *rgba;
unsigned x, y;
if (!transfer)
goto error1;
rgba = MALLOC(transfer->width*transfer->height*4*sizeof(float));
if(!rgba)
goto error1;
bmfh.bfType = 0x4d42;
bmfh.bfSize = 14 + 40 + transfer->height*transfer->width*4;
bmfh.bfReserved1 = 0;
bmfh.bfReserved2 = 0;
bmfh.bfOffBits = 14 + 40;
bmih.biSize = 40;
bmih.biWidth = transfer->width;
bmih.biHeight = transfer->height;
bmih.biPlanes = 1;
bmih.biBitCount = 32;
bmih.biCompression = 0;
bmih.biSizeImage = transfer->height*transfer->width*4;
bmih.biXPelsPerMeter = 0;
bmih.biYPelsPerMeter = 0;
bmih.biClrUsed = 0;
bmih.biClrImportant = 0;
stream = util_stream_create(filename, bmfh.bfSize);
if(!stream)
goto error2;
util_stream_write(stream, &bmfh, 14);
util_stream_write(stream, &bmih, 40);
pipe_get_tile_rgba(transfer, 0, 0,
transfer->width, transfer->height,
rgba);
y = transfer->height;
while(y--) {
float *ptr = rgba + (transfer->width * y * 4);
for(x = 0; x < transfer->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 = 255;
util_stream_write(stream, &pixel, 4);
}
}
util_stream_close(stream);
error2:
FREE(rgba);

3
src/gallium/auxiliary/util/u_debug.h
View File

@ -338,6 +338,7 @@ debug_profile_stop(void);
#ifdef DEBUG
struct pipe_surface;
struct pipe_transfer;
void debug_dump_image(const char *prefix,
unsigned format, unsigned cpp,
unsigned width, unsigned height,
@ -347,6 +348,8 @@ void debug_dump_surface(const char *prefix,
struct pipe_surface *surface);
void debug_dump_surface_bmp(const char *filename,
struct pipe_surface *surface);
void debug_dump_transfer_bmp(const char *filename,
struct pipe_transfer *transfer);
#else
#define debug_dump_image(prefix, format, cpp, width, height, stride, data) ((void)0)
#define debug_dump_surface(prefix, surface) ((void)0)