diff options
| -rw-r--r-- | hw/vga.c | 39 |
1 files changed, 11 insertions, 28 deletions
@@ -2393,13 +2393,12 @@ void vga_init_vbe(VGACommonState *s, MemoryRegion *system_memory) void ppm_save(const char *filename, struct DisplaySurface *ds, Error **errp) { + int width = pixman_image_get_width(ds->image); + int height = pixman_image_get_height(ds->image); FILE *f; - uint8_t *d, *d1; - uint32_t v; - int y, x; - uint8_t r, g, b; + int y; int ret; - char *linebuf, *pbuf; + pixman_image_t *linebuf; trace_ppm_save(filename, ds); f = fopen(filename, "wb"); @@ -2408,33 +2407,17 @@ void ppm_save(const char *filename, struct DisplaySurface *ds, Error **errp) strerror(errno)); return; } - ret = fprintf(f, "P6\n%d %d\n%d\n", ds->width, ds->height, 255); + ret = fprintf(f, "P6\n%d %d\n%d\n", width, height, 255); if (ret < 0) { linebuf = NULL; goto write_err; } - linebuf = g_malloc(ds->width * 3); - d1 = ds->data; - for(y = 0; y < ds->height; y++) { - d = d1; - pbuf = linebuf; - for(x = 0; x < ds->width; x++) { - if (ds->pf.bits_per_pixel == 32) - v = *(uint32_t *)d; - else - v = (uint32_t) (*(uint16_t *)d); - /* Limited to 8 or fewer bits per channel: */ - r = ((v >> ds->pf.rshift) & ds->pf.rmax) << (8 - ds->pf.rbits); - g = ((v >> ds->pf.gshift) & ds->pf.gmax) << (8 - ds->pf.gbits); - b = ((v >> ds->pf.bshift) & ds->pf.bmax) << (8 - ds->pf.bbits); - *pbuf++ = r; - *pbuf++ = g; - *pbuf++ = b; - d += ds->pf.bytes_per_pixel; - } - d1 += ds->linesize; + linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width); + for (y = 0; y < height; y++) { + qemu_pixman_linebuf_fill(linebuf, ds->image, width, y); clearerr(f); - ret = fwrite(linebuf, 1, pbuf - linebuf, f); + ret = fwrite(pixman_image_get_data(linebuf), 1, + pixman_image_get_stride(linebuf), f); (void)ret; if (ferror(f)) { goto write_err; @@ -2442,7 +2425,7 @@ void ppm_save(const char *filename, struct DisplaySurface *ds, Error **errp) } out: - g_free(linebuf); + qemu_pixman_image_unref(linebuf); fclose(f); return; |