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Fix vga_screen_dump_blank() PPM generation

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vga_screen_dump_blank() was not generating a valid PPM file: the width of the
image made no sense (why it was multiplied by sizeof(uint32_t)?), and there was
only one sample per pixel, instead of three.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Eduardo Habkost 2009-05-25 18:20:05 -03:00 committed by Anthony Liguori
parent aea2a33c73
commit 77d4db015c
1 changed files with 3 additions and 2 deletions
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5
hw/vga.c
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@ -2584,8 +2584,9 @@ static void vga_screen_dump_blank(VGAState *s, const char *filename)
{ {
FILE *f; FILE *f;
unsigned int y, x, w, h; unsigned int y, x, w, h;
unsigned char blank_sample[3] = { 0, 0, 0 };
w = s->last_scr_width * sizeof(uint32_t); w = s->last_scr_width;
h = s->last_scr_height; h = s->last_scr_height;
f = fopen(filename, "wb"); f = fopen(filename, "wb");
@ -2594,7 +2595,7 @@ static void vga_screen_dump_blank(VGAState *s, const char *filename)
fprintf(f, "P6\n%d %d\n%d\n", w, h, 255); fprintf(f, "P6\n%d %d\n%d\n", w, h, 255);
for (y = 0; y < h; y++) { for (y = 0; y < h; y++) {
for (x = 0; x < w; x++) { for (x = 0; x < w; x++) {
fputc(0, f); fwrite(blank_sample, 3, 1, f);
} }
} }
fclose(f); fclose(f);