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hwdec: support videotoolbox with libplacebo
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,139 @@ | ||
| /* | ||
| * 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 <assert.h> | ||
| #include <unistd.h> | ||
|
|
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| #include <libavutil/hwcontext.h> | ||
| #include <libavutil/hwcontext_videotoolbox.h> | ||
|
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| #include "config.h" | ||
|
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| #include "video/out/gpu/hwdec.h" | ||
| #include "video/out/hwdec/hwdec_vt.h" | ||
|
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| static void determine_working_formats(struct ra_hwdec *hw); | ||
|
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| static void uninit(struct ra_hwdec *hw) | ||
| { | ||
| struct priv_owner *p = hw->priv; | ||
|
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| hwdec_devices_remove(hw->devs, &p->hwctx); | ||
| av_buffer_unref(&p->hwctx.av_device_ref); | ||
| } | ||
|
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| const static vt_interop_init interop_inits[] = { | ||
| #if HAVE_VIDEOTOOLBOX_GL || HAVE_IOS_GL | ||
| vt_gl_init, | ||
| #endif | ||
| #if HAVE_LIBPLACEBO && COREVIDEO_SUPPORTS_METAL | ||
| vt_pl_init, | ||
| #endif | ||
| NULL | ||
| }; | ||
|
|
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| static int init(struct ra_hwdec *hw) | ||
| { | ||
| struct priv_owner *p = hw->priv; | ||
|
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| for (int i = 0; interop_inits[i]; i++) { | ||
| if (interop_inits[i](hw)) { | ||
| break; | ||
| } | ||
| } | ||
|
|
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| if (!p->interop_map || !p->interop_unmap) { | ||
| MP_VERBOSE(hw, "VT hwdec only works with OpenGL or Vulkan backends.\n"); | ||
| return -1; | ||
| } | ||
|
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| p->hwctx = (struct mp_hwdec_ctx){ | ||
| .driver_name = hw->driver->name, | ||
| .hw_imgfmt = IMGFMT_VIDEOTOOLBOX, | ||
| }; | ||
|
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| av_hwdevice_ctx_create(&p->hwctx.av_device_ref, AV_HWDEVICE_TYPE_VIDEOTOOLBOX, | ||
| NULL, NULL, 0); | ||
|
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| hwdec_devices_add(hw->devs, &p->hwctx); | ||
|
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| return 0; | ||
| } | ||
|
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| static void mapper_unmap(struct ra_hwdec_mapper *mapper) | ||
| { | ||
| struct priv_owner *p_owner = mapper->owner->priv; | ||
|
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| p_owner->interop_unmap(mapper); | ||
| } | ||
|
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| static void mapper_uninit(struct ra_hwdec_mapper *mapper) | ||
| { | ||
| struct priv_owner *p_owner = mapper->owner->priv; | ||
| if (p_owner->interop_uninit) { | ||
| p_owner->interop_uninit(mapper); | ||
| } | ||
| } | ||
|
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| static int mapper_init(struct ra_hwdec_mapper *mapper) | ||
| { | ||
| struct priv_owner *p_owner = mapper->owner->priv; | ||
| struct priv *p = mapper->priv; | ||
|
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| mapper->dst_params = mapper->src_params; | ||
| mapper->dst_params.imgfmt = mapper->src_params.hw_subfmt; | ||
| mapper->dst_params.hw_subfmt = 0; | ||
|
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| if (!mapper->dst_params.imgfmt) { | ||
| MP_ERR(mapper, "Unsupported CVPixelBuffer format.\n"); | ||
| return -1; | ||
| } | ||
|
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| if (!ra_get_imgfmt_desc(mapper->ra, mapper->dst_params.imgfmt, &p->desc)) { | ||
| MP_ERR(mapper, "Unsupported texture format.\n"); | ||
| return -1; | ||
| } | ||
|
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| if (p_owner->interop_init) | ||
| return p_owner->interop_init(mapper); | ||
|
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| return 0; | ||
| } | ||
|
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| static int mapper_map(struct ra_hwdec_mapper *mapper) | ||
| { | ||
| struct priv_owner *p_owner = mapper->owner->priv; | ||
|
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| return p_owner->interop_map(mapper); | ||
| } | ||
|
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| const struct ra_hwdec_driver ra_hwdec_videotoolbox = { | ||
| .name = "videotoolbox", | ||
| .priv_size = sizeof(struct priv_owner), | ||
| .imgfmts = {IMGFMT_VIDEOTOOLBOX, 0}, | ||
| .init = init, | ||
| .uninit = uninit, | ||
| .mapper = &(const struct ra_hwdec_mapper_driver){ | ||
| .priv_size = sizeof(struct priv), | ||
| .init = mapper_init, | ||
| .uninit = mapper_uninit, | ||
| .map = mapper_map, | ||
| .unmap = mapper_unmap, | ||
| }, | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| /* | ||
| * 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/>. | ||
| */ | ||
|
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| #pragma once | ||
|
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| #include <CoreVideo/CoreVideo.h> | ||
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| #include "config.h" | ||
| #include "video/out/gpu/hwdec.h" | ||
|
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| struct priv_owner { | ||
| struct mp_hwdec_ctx hwctx; | ||
|
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| int (*interop_init)(struct ra_hwdec_mapper *mapper); | ||
| void (*interop_uninit)(struct ra_hwdec_mapper *mapper); | ||
|
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| int (*interop_map)(struct ra_hwdec_mapper *mapper); | ||
| void (*interop_unmap)(struct ra_hwdec_mapper *mapper); | ||
| }; | ||
|
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| struct priv { | ||
| void *interop_mapper_priv; | ||
|
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| CVPixelBufferRef pbuf; | ||
|
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| #if HAVE_VIDEOTOOLBOX_GL | ||
| GLuint gl_planes[MP_MAX_PLANES]; | ||
| #elif HAVE_IOS_GL | ||
| CVOpenGLESTextureCacheRef gl_texture_cache; | ||
| CVOpenGLESTextureRef gl_planes[MP_MAX_PLANES]; | ||
| #endif | ||
|
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| #if HAVE_VULKAN && COREVIDEO_SUPPORTS_METAL | ||
| #if defined(__OBJC__) | ||
| CVMetalTextureCacheRef mtl_texture_cache; | ||
| CVMetalTextureRef mtl_planes[MP_MAX_PLANES]; | ||
| #else | ||
| void* mtl_texture_cache; | ||
| void* mtl_planes[MP_MAX_PLANES]; | ||
| #endif | ||
| #endif | ||
|
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| struct ra_imgfmt_desc desc; | ||
| }; | ||
|
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| typedef bool (*vt_interop_init)(const struct ra_hwdec *hw); | ||
|
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| bool vt_gl_init(const struct ra_hwdec *hw); | ||
| bool vt_pl_init(const struct ra_hwdec *hw); |
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