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mpv/video/out/opengl/hwdec.c
Kevin Mitchell 8ff09f3217 vo_opengl: add dxva2 interop to angle backend
Like dxinterop, this uses StretchRect or RGB conversion. This is unavoidable as
long as we use the dxva2 API, as there is no way to access the raw hardware
decoded Direct3D9 surfaces.
2016-03-10 15:49:55 -08:00

117 lines
3.4 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_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_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);
}