static void uninit(struct vo *vo)
{
struct gl_priv *p = vo->priv;
if (p->glctx) {
if (p->renderer)
gl_video_uninit(p->renderer);
mpgl_uninit(p->glctx);
}
}
static void uninit(struct vo *vo)
{
struct gl_priv *p = vo->priv;
gl_video_uninit(p->renderer);
gl_hwdec_uninit(p->hwdec);
hwdec_devices_set_loader(vo->hwdec_devs, NULL, NULL);
hwdec_devices_destroy(vo->hwdec_devs);
mpgl_uninit(p->glctx);
}
static MPGLContext *init_backend(struct vo *vo, const struct mpgl_driver *driver,
bool probing, int vo_flags)
{
MPGLContext *ctx = talloc_ptrtype(NULL, ctx);
*ctx = (MPGLContext) {
.gl = talloc_zero(ctx, GL),
.vo = vo,
.driver = driver,
};
if (probing)
vo_flags |= VOFLAG_PROBING;
bool old_probing = vo->probing;
vo->probing = probing; // hack; kill it once backends are separate
MP_VERBOSE(vo, "Initializing OpenGL backend '%s'\n", ctx->driver->name);
ctx->priv = talloc_zero_size(ctx, ctx->driver->priv_size);
if (ctx->driver->init(ctx, vo_flags) < 0) {
vo->probing = old_probing;
talloc_free(ctx);
return NULL;
}
vo->probing = old_probing;
if (!ctx->gl->version && !ctx->gl->es)
goto cleanup;
if (probing && ctx->gl->es && (vo_flags & VOFLAG_NO_GLES)) {
MP_VERBOSE(ctx->vo, "Skipping GLES backend.\n");
goto cleanup;
}
if (ctx->gl->mpgl_caps & MPGL_CAP_SW) {
MP_WARN(ctx->vo, "Suspected software renderer or indirect context.\n");
if (vo->probing && !(vo_flags & VOFLAG_SW))
goto cleanup;
}
ctx->gl->debug_context = !!(vo_flags & VOFLAG_GL_DEBUG);
set_current_context(ctx);
return ctx;
cleanup:
mpgl_uninit(ctx);
return NULL;
}
// Create a VO window and create a GL context on it.
// vo_flags: passed to the backend's create window function
MPGLContext *mpgl_init(struct vo *vo, const char *backend_name, int vo_flags)
{
MPGLContext *ctx = NULL;
int index = mpgl_find_backend(backend_name);
if (index == -1) {
for (int n = 0; n < MP_ARRAY_SIZE(backends); n++) {
ctx = init_backend(vo, backends[n], true, vo_flags);
if (ctx)
break;
}
// VO forced, but no backend is ok => force the first that works at all
if (!ctx && !vo->probing) {
for (int n = 0; n < MP_ARRAY_SIZE(backends); n++) {
ctx = init_backend(vo, backends[n], false, vo_flags);
if (ctx)
break;
}
}
} else if (index >= 0) {
ctx = init_backend(vo, backends[index], false, vo_flags);
}
return ctx;
}
