mpv/video/out/opengl/hwdec.c

119 lines
3.5 KiB
C

/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stddef.h>
#include <string.h>
#include "config.h"
#include "common/common.h"
#include "common/msg.h"
#include "hwdec.h"
extern const struct gl_hwdec_driver gl_hwdec_vaegl;
extern const struct gl_hwdec_driver gl_hwdec_vaglx;
extern const struct gl_hwdec_driver gl_hwdec_videotoolbox;
extern const struct gl_hwdec_driver gl_hwdec_vdpau;
extern const struct gl_hwdec_driver gl_hwdec_dxva2egl;
extern const struct gl_hwdec_driver gl_hwdec_d3d11egl;
extern const struct gl_hwdec_driver gl_hwdec_dxva2gldx;
extern const struct gl_hwdec_driver gl_hwdec_dxva2;
static const struct gl_hwdec_driver *const mpgl_hwdec_drivers[] = {
#if HAVE_VAAPI_EGL
&gl_hwdec_vaegl,
#endif
#if HAVE_VAAPI_GLX
&gl_hwdec_vaglx,
#endif
#if HAVE_VDPAU_GL_X11
&gl_hwdec_vdpau,
#endif
#if HAVE_VIDEOTOOLBOX_GL
&gl_hwdec_videotoolbox,
#endif
#if HAVE_DXVA2_HWACCEL
#if HAVE_EGL_ANGLE
&gl_hwdec_d3d11egl,
&gl_hwdec_dxva2egl,
#endif
#if HAVE_GL_DXINTEROP
&gl_hwdec_dxva2gldx,
#endif
&gl_hwdec_dxva2,
#endif
NULL
};
static struct gl_hwdec *load_hwdec_driver(struct mp_log *log, GL *gl,
struct mpv_global *global,
const struct gl_hwdec_driver *drv,
bool is_auto)
{
struct gl_hwdec *hwdec = talloc(NULL, struct gl_hwdec);
*hwdec = (struct gl_hwdec) {
.driver = drv,
.log = mp_log_new(hwdec, log, drv->name),
.global = global,
.gl = gl,
.gl_texture_target = GL_TEXTURE_2D,
.probing = is_auto,
};
mp_verbose(log, "Loading hwdec driver '%s'\n", drv->name);
if (hwdec->driver->create(hwdec) < 0) {
talloc_free(hwdec);
mp_verbose(log, "Loading failed.\n");
return NULL;
}
return hwdec;
}
struct gl_hwdec *gl_hwdec_load_api_id(struct mp_log *log, GL *gl,
struct mpv_global *g, int id)
{
bool is_auto = id == HWDEC_AUTO;
for (int n = 0; mpgl_hwdec_drivers[n]; n++) {
const struct gl_hwdec_driver *drv = mpgl_hwdec_drivers[n];
if (is_auto || id == drv->api) {
struct gl_hwdec *r = load_hwdec_driver(log, gl, g, drv, is_auto);
if (r)
return r;
}
}
return NULL;
}
// Like gl_hwdec_load_api_id(), but use option names.
struct gl_hwdec *gl_hwdec_load_api(struct mp_log *log, GL *gl,
struct mpv_global *g, const char *api_name)
{
int id = HWDEC_NONE;
for (const struct m_opt_choice_alternatives *c = mp_hwdec_names; c->name; c++)
{
if (strcmp(c->name, api_name) == 0)
id = c->value;
}
return gl_hwdec_load_api_id(log, gl, g, id);
}
void gl_hwdec_uninit(struct gl_hwdec *hwdec)
{
if (hwdec)
hwdec->driver->destroy(hwdec);
talloc_free(hwdec);
}