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Merge remote-tracking branch 'upstream/master' into output-damage

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emersion 2018-01-29 23:24:09 +01:00
commit 51c22d39a4
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22 changed files with 187 additions and 98 deletions
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18
examples/screenshot.c
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@ -74,7 +74,7 @@ static void output_handle_mode(void *data, struct wl_output *wl_output,
}
static void output_handle_done(void *data, struct wl_output *wl_output) {
// No-op
}
static const struct wl_output_listener output_listener = {
@ -148,16 +148,6 @@ static struct wl_buffer *create_shm_buffer(int width, int height,
return buffer;
}
static void argb_to_rgba(uint32_t *data, size_t height, size_t stride) {
size_t n = height*stride/4;
for (size_t i = 0; i < n; ++i) {
uint32_t v = data[i];
uint32_t rgb = v & 0x00ffffff;
uint32_t a = (v & 0xff000000) >> 24;
data[i] = (rgb << 8) | a;
}
}
static void write_image(const char *filename, int width, int height) {
int buffer_stride = width * 4;
@ -182,8 +172,6 @@ static void write_image(const char *filename, int width, int height) {
free(output);
}
argb_to_rgba(data, height, buffer_stride);
char size[10 + 1 + 10 + 2 + 1]; // int32_t are max 10 digits
sprintf(size, "%dx%d+0", width, height);
@ -213,7 +201,9 @@ static void write_image(const char *filename, int width, int height) {
exit(EXIT_FAILURE);
}
close(fd[0]);
execlp("convert", "convert", "-depth", "8", "-size", size, "rgba:-",
// We requested WL_SHM_FORMAT_XRGB8888 in little endian, so that's BGRA
// in big endian.
execlp("convert", "convert", "-depth", "8", "-size", size, "bgra:-",
"-alpha", "opaque", filename, NULL);
fprintf(stderr, "cannot execute convert\n");
exit(EXIT_FAILURE);