diff options
Diffstat (limited to 'video/out/gpu/hwdec.c')
| -rw-r--r-- | video/out/gpu/hwdec.c | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/video/out/gpu/hwdec.c b/video/out/gpu/hwdec.c new file mode 100644 index 0000000000..5fbc1aa4a9 --- /dev/null +++ b/video/out/gpu/hwdec.c @@ -0,0 +1,239 @@ +/* + * 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 "options/m_config.h" +#include "hwdec.h" + +extern const struct ra_hwdec_driver ra_hwdec_vaegl; +extern const struct ra_hwdec_driver ra_hwdec_vaglx; +extern const struct ra_hwdec_driver ra_hwdec_videotoolbox; +extern const struct ra_hwdec_driver ra_hwdec_vdpau; +extern const struct ra_hwdec_driver ra_hwdec_dxva2egl; +extern const struct ra_hwdec_driver ra_hwdec_d3d11egl; +extern const struct ra_hwdec_driver ra_hwdec_d3d11eglrgb; +extern const struct ra_hwdec_driver ra_hwdec_dxva2gldx; +extern const struct ra_hwdec_driver ra_hwdec_dxva2; +extern const struct ra_hwdec_driver ra_hwdec_cuda; +extern const struct ra_hwdec_driver ra_hwdec_rpi_overlay; + +static const struct ra_hwdec_driver *const mpgl_hwdec_drivers[] = { +#if HAVE_VAAPI_EGL + &ra_hwdec_vaegl, +#endif +#if HAVE_VAAPI_GLX + &ra_hwdec_vaglx, +#endif +#if HAVE_VDPAU_GL_X11 + &ra_hwdec_vdpau, +#endif +#if HAVE_VIDEOTOOLBOX_GL || HAVE_IOS_GL + &ra_hwdec_videotoolbox, +#endif +#if HAVE_D3D_HWACCEL + &ra_hwdec_d3d11egl, + &ra_hwdec_d3d11eglrgb, + #if HAVE_D3D9_HWACCEL + &ra_hwdec_dxva2egl, + #endif +#endif +#if HAVE_GL_DXINTEROP_D3D9 + &ra_hwdec_dxva2gldx, +#endif +#if HAVE_CUDA_HWACCEL + &ra_hwdec_cuda, +#endif +#if HAVE_RPI + &ra_hwdec_rpi_overlay, +#endif + NULL +}; + +static struct ra_hwdec *load_hwdec_driver(struct mp_log *log, struct ra *ra, + struct mpv_global *global, + struct mp_hwdec_devices *devs, + const struct ra_hwdec_driver *drv, + bool is_auto) +{ + struct ra_hwdec *hwdec = talloc(NULL, struct ra_hwdec); + *hwdec = (struct ra_hwdec) { + .driver = drv, + .log = mp_log_new(hwdec, log, drv->name), + .global = global, + .ra = ra, + .devs = devs, + .probing = is_auto, + .priv = talloc_zero_size(hwdec, drv->priv_size), + }; + mp_verbose(log, "Loading hwdec driver '%s'\n", drv->name); + if (hwdec->driver->init(hwdec) < 0) { + ra_hwdec_uninit(hwdec); + mp_verbose(log, "Loading failed.\n"); + return NULL; + } + return hwdec; +} + +struct ra_hwdec *ra_hwdec_load_api(struct mp_log *log, struct ra *ra, + struct mpv_global *g, + struct mp_hwdec_devices *devs, + enum hwdec_type api) +{ + bool is_auto = HWDEC_IS_AUTO(api); + for (int n = 0; mpgl_hwdec_drivers[n]; n++) { + const struct ra_hwdec_driver *drv = mpgl_hwdec_drivers[n]; + if ((is_auto || api == drv->api) && !drv->testing_only) { + struct ra_hwdec *r = load_hwdec_driver(log, ra, g, devs, drv, is_auto); + if (r) + return r; + } + } + return NULL; +} + +// Load by option name. +struct ra_hwdec *ra_hwdec_load(struct mp_log *log, struct ra *ra, + struct mpv_global *g, + struct mp_hwdec_devices *devs, + const char *name) +{ + int g_hwdec_api; + mp_read_option_raw(g, "hwdec", &m_option_type_choice, &g_hwdec_api); + if (!name || !name[0]) + name = m_opt_choice_str(mp_hwdec_names, g_hwdec_api); + + int api_id = HWDEC_NONE; + for (int n = 0; mp_hwdec_names[n].name; n++) { + if (name && strcmp(mp_hwdec_names[n].name, name) == 0) + api_id = mp_hwdec_names[n].value; + } + + for (int n = 0; mpgl_hwdec_drivers[n]; n++) { + const struct ra_hwdec_driver *drv = mpgl_hwdec_drivers[n]; + if (name && strcmp(drv->name, name) == 0) { + struct ra_hwdec *r = load_hwdec_driver(log, ra, g, devs, drv, false); + if (r) + return r; + } + } + + return ra_hwdec_load_api(log, ra, g, devs, api_id); +} + +int ra_hwdec_validate_opt(struct mp_log *log, const m_option_t *opt, + struct bstr name, struct bstr param) +{ + bool help = bstr_equals0(param, "help"); + if (help) + mp_info(log, "Available hwdecs:\n"); + for (int n = 0; mpgl_hwdec_drivers[n]; n++) { + const struct ra_hwdec_driver *drv = mpgl_hwdec_drivers[n]; + const char *api_name = m_opt_choice_str(mp_hwdec_names, drv->api); + if (help) { + mp_info(log, " %s [%s]\n", drv->name, api_name); + } else if (bstr_equals0(param, drv->name) || + bstr_equals0(param, api_name)) + { + return 1; + } + } + if (help) { + mp_info(log, " auto (loads best)\n" + " (other --hwdec values)\n" + "Setting an empty string means use --hwdec.\n"); + return M_OPT_EXIT; + } + if (!param.len) + return 1; // "" is treated specially + for (int n = 0; mp_hwdec_names[n].name; n++) { + if (bstr_equals0(param, mp_hwdec_names[n].name)) + return 1; + } + mp_fatal(log, "No hwdec backend named '%.*s' found!\n", BSTR_P(param)); + return M_OPT_INVALID; +} + +void ra_hwdec_uninit(struct ra_hwdec *hwdec) +{ + if (hwdec) + hwdec->driver->uninit(hwdec); + talloc_free(hwdec); +} + +bool ra_hwdec_test_format(struct ra_hwdec *hwdec, int imgfmt) +{ + for (int n = 0; hwdec->driver->imgfmts[n]; n++) { + if (hwdec->driver->imgfmts[n] == imgfmt) + return true; + } + return false; +} + +struct ra_hwdec_mapper *ra_hwdec_mapper_create(struct ra_hwdec *hwdec, + struct mp_image_params *params) +{ + assert(ra_hwdec_test_format(hwdec, params->imgfmt)); + + struct ra_hwdec_mapper *mapper = talloc_ptrtype(NULL, mapper); + *mapper = (struct ra_hwdec_mapper){ + .owner = hwdec, + .driver = hwdec->driver->mapper, + .log = hwdec->log, + .ra = hwdec->ra, + .priv = talloc_zero_size(mapper, hwdec->driver->mapper->priv_size), + .src_params = *params, + .dst_params = *params, + }; + if (mapper->driver->init(mapper) < 0) + ra_hwdec_mapper_free(&mapper); + return mapper; +} + +void ra_hwdec_mapper_free(struct ra_hwdec_mapper **mapper) +{ + struct ra_hwdec_mapper *p = *mapper; + if (p) { + ra_hwdec_mapper_unmap(p); + p->driver->uninit(p); + talloc_free(p); + } + *mapper = NULL; +} + +void ra_hwdec_mapper_unmap(struct ra_hwdec_mapper *mapper) +{ + if (mapper->driver->unmap) + mapper->driver->unmap(mapper); + mp_image_unrefp(&mapper->src); +} + +int ra_hwdec_mapper_map(struct ra_hwdec_mapper *mapper, struct mp_image *img) +{ + ra_hwdec_mapper_unmap(mapper); + mp_image_setrefp(&mapper->src, img); + if (mapper->driver->map(mapper) < 0) { + ra_hwdec_mapper_unmap(mapper); + return -1; + } + return 0; +} |