mirror of https://github.com/mpv-player/mpv
102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with mpv. If not, see <http://www.gnu.org/licenses/>.
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*
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* You can alternatively redistribute this file and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*/
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#include <stddef.h>
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#include <string.h>
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#include "config.h"
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#include "common/common.h"
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#include "common/msg.h"
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#include "gl_hwdec.h"
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extern const struct gl_hwdec_driver gl_hwdec_vaglx;
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extern const struct gl_hwdec_driver gl_hwdec_vda;
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extern const struct gl_hwdec_driver gl_hwdec_videotoolbox;
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extern const struct gl_hwdec_driver gl_hwdec_vdpau;
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extern const struct gl_hwdec_driver gl_hwdec_dxva2;
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static const struct gl_hwdec_driver *const mpgl_hwdec_drivers[] = {
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#if HAVE_VAAPI_GLX
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&gl_hwdec_vaglx,
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#endif
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#if HAVE_VDPAU_GL_X11
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&gl_hwdec_vdpau,
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#endif
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#if HAVE_VIDEOTOOLBOX_VDA_GL
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&gl_hwdec_videotoolbox,
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#endif
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#if HAVE_DXVA2_HWACCEL
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&gl_hwdec_dxva2,
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#endif
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NULL
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};
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static struct gl_hwdec *load_hwdec_driver(struct mp_log *log, GL *gl,
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const struct gl_hwdec_driver *drv,
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bool is_auto)
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{
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struct gl_hwdec *hwdec = talloc(NULL, struct gl_hwdec);
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*hwdec = (struct gl_hwdec) {
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.driver = drv,
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.log = mp_log_new(hwdec, log, drv->api_name),
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.gl = gl,
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.gl_texture_target = GL_TEXTURE_2D,
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.reject_emulated = is_auto,
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};
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mp_verbose(log, "Loading hwdec driver '%s'\n", drv->api_name);
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if (hwdec->driver->create(hwdec) < 0) {
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talloc_free(hwdec);
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mp_verbose(log, "Loading failed.\n");
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return NULL;
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}
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return hwdec;
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}
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struct gl_hwdec *gl_hwdec_load_api(struct mp_log *log, GL *gl,
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const char *api_name)
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{
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bool is_auto = api_name && strcmp(api_name, "auto") == 0;
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for (int n = 0; mpgl_hwdec_drivers[n]; n++) {
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const struct gl_hwdec_driver *drv = mpgl_hwdec_drivers[n];
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if (is_auto || (api_name && strcmp(drv->api_name, api_name) == 0)) {
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struct gl_hwdec *r = load_hwdec_driver(log, gl, drv, is_auto);
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if (r)
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return r;
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}
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}
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return NULL;
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}
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// Like gl_hwdec_load_api(), but use HWDEC_... identifiers.
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struct gl_hwdec *gl_hwdec_load_api_id(struct mp_log *log, GL *gl, int id)
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{
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return gl_hwdec_load_api(log, gl, m_opt_choice_str(mp_hwdec_names, id));
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}
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void gl_hwdec_uninit(struct gl_hwdec *hwdec)
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{
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if (hwdec)
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hwdec->driver->destroy(hwdec);
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talloc_free(hwdec);
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}
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