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output: check for buffer size compatibility in common code

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Instead of checking for buffer size compatibility in each backend,
centralize the check in wlr_output itself.
This commit is contained in:
Simon Ser 2020-04-10 14:54:33 +02:00 committed by Drew DeVault
parent 5f092c55d1
commit 50ade3671f
3 changed files with 32 additions and 16 deletions
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3
backend/drm/drm.c
View file

@ -365,9 +365,6 @@ static bool test_buffer(struct wlr_drm_connector *conn,
if (attribs.flags != 0) { if (attribs.flags != 0) {
return false; return false;
} }
if (attribs.width != output->width || attribs.height != output->height) {
return false;
}
if (!wlr_drm_format_set_has(&crtc->primary->formats, if (!wlr_drm_format_set_has(&crtc->primary->formats,
attribs.format, attribs.modifier)) { attribs.format, attribs.modifier)) {

16
backend/wayland/output.c
View file

@ -128,17 +128,12 @@ static const struct wl_buffer_listener buffer_listener = {
}; };
static bool test_buffer(struct wlr_wl_backend *wl, static bool test_buffer(struct wlr_wl_backend *wl,
struct wlr_buffer *wlr_buffer, struct wlr_buffer *wlr_buffer) {
int required_width, int required_height) {
struct wlr_dmabuf_attributes attribs; struct wlr_dmabuf_attributes attribs;
if (!wlr_buffer_get_dmabuf(wlr_buffer, &attribs)) { if (!wlr_buffer_get_dmabuf(wlr_buffer, &attribs)) {
return false; return false;
} }
if (attribs.width != required_width || attribs.height != required_height) {
return false;
}
if (!wlr_drm_format_set_has(&wl->linux_dmabuf_v1_formats, if (!wlr_drm_format_set_has(&wl->linux_dmabuf_v1_formats,
attribs.format, attribs.modifier)) { attribs.format, attribs.modifier)) {
return false; return false;
@ -148,9 +143,8 @@ static bool test_buffer(struct wlr_wl_backend *wl,
} }
static struct wlr_wl_buffer *create_wl_buffer(struct wlr_wl_backend *wl, static struct wlr_wl_buffer *create_wl_buffer(struct wlr_wl_backend *wl,
struct wlr_buffer *wlr_buffer, struct wlr_buffer *wlr_buffer) {
int required_width, int required_height) { if (!test_buffer(wl, wlr_buffer)) {
if (!test_buffer(wl, wlr_buffer, required_width, required_height)) {
return NULL; return NULL;
} }
@ -253,8 +247,8 @@ static bool output_commit(struct wlr_output *wlr_output) {
} }
break; break;
case WLR_OUTPUT_STATE_BUFFER_SCANOUT:; case WLR_OUTPUT_STATE_BUFFER_SCANOUT:;
struct wlr_wl_buffer *buffer = create_wl_buffer(output->backend, struct wlr_wl_buffer *buffer =
wlr_output->pending.buffer, wlr_output->width, wlr_output->height); create_wl_buffer(output->backend, wlr_output->pending.buffer);
if (buffer == NULL) { if (buffer == NULL) {
return false; return false;
} }

29
types/wlr_output.c
View file

@ -473,6 +473,25 @@ static void output_state_clear(struct wlr_output_state *state) {
state->committed = 0; state->committed = 0;
} }
static void output_pending_resolution(struct wlr_output *output, int *width,
int *height) {
if (output->pending.committed & WLR_OUTPUT_STATE_MODE) {
switch (output->pending.mode_type) {
case WLR_OUTPUT_STATE_MODE_FIXED:
*width = output->pending.mode->width;
*height = output->pending.mode->height;
break;
case WLR_OUTPUT_STATE_MODE_CUSTOM:
*width = output->pending.custom_mode.width;
*height = output->pending.custom_mode.height;
break;
}
} else {
*width = output->width;
*height = output->height;
}
}
static bool output_basic_test(struct wlr_output *output) { static bool output_basic_test(struct wlr_output *output) {
if (output->pending.committed & WLR_OUTPUT_STATE_BUFFER) { if (output->pending.committed & WLR_OUTPUT_STATE_BUFFER) {
if (output->frame_pending) { if (output->frame_pending) {
@ -495,8 +514,14 @@ static bool output_basic_test(struct wlr_output *output) {
} }
} }
// TOOD: check width/height matches the output's, since scaling // If the size doesn't match, reject buffer (scaling is not
// isn't supported // supported)
int pending_width, pending_height;
output_pending_resolution(output, &pending_width, &pending_height);
if (output->pending.buffer->width != pending_width ||
output->pending.buffer->height != pending_height) {
return false;
}
} }
} }