From 6842755feb04a7a9e0820b3e999586cb54e329e3 Mon Sep 17 00:00:00 2001 From: Philip Langdale Date: Sun, 30 Dec 2018 14:56:45 -0800 Subject: vo_gpu: hwdec_vaegl: Rename and move to hwdec_vaapi In preparation for adding Vulkan interop support, let's rename to remove the egl reference and move to an api neutral location. --- video/out/hwdec/hwdec_vaapi.c | 558 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 558 insertions(+) create mode 100644 video/out/hwdec/hwdec_vaapi.c (limited to 'video/out/hwdec/hwdec_vaapi.c') diff --git a/video/out/hwdec/hwdec_vaapi.c b/video/out/hwdec/hwdec_vaapi.c new file mode 100644 index 0000000000..2ff0d98df3 --- /dev/null +++ b/video/out/hwdec/hwdec_vaapi.c @@ -0,0 +1,558 @@ +/* + * 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 . + */ + +#include +#include +#include +#include + +#include +#include + +#include + +#include +#include +#include + +#include "config.h" + +#include "video/out/gpu/hwdec.h" +#include "video/mp_image_pool.h" +#include "video/vaapi.h" +#include "common.h" +#include "ra_gl.h" +#include "libmpv/render_gl.h" + +#ifndef GL_OES_EGL_image +typedef void* GLeglImageOES; +#endif +#ifndef EGL_KHR_image +typedef void *EGLImageKHR; +#endif + +#ifndef EGL_LINUX_DMA_BUF_EXT +#define EGL_LINUX_DMA_BUF_EXT 0x3270 +#define EGL_LINUX_DRM_FOURCC_EXT 0x3271 +#define EGL_DMA_BUF_PLANE0_FD_EXT 0x3272 +#define EGL_DMA_BUF_PLANE0_OFFSET_EXT 0x3273 +#define EGL_DMA_BUF_PLANE0_PITCH_EXT 0x3274 +#endif + +#if HAVE_VAAPI_X11 +#include + +static VADisplay *create_x11_va_display(struct ra *ra) +{ + Display *x11 = ra_get_native_resource(ra, "x11"); + return x11 ? vaGetDisplay(x11) : NULL; +} +#endif + +#if HAVE_VAAPI_WAYLAND +#include + +static VADisplay *create_wayland_va_display(struct ra *ra) +{ + struct wl_display *wl = ra_get_native_resource(ra, "wl"); + return wl ? vaGetDisplayWl(wl) : NULL; +} +#endif + +#if HAVE_VAAPI_DRM +#include + +static VADisplay *create_drm_va_display(struct ra *ra) +{ + mpv_opengl_drm_params *params = ra_get_native_resource(ra, "drm_params"); + if (!params || params->render_fd < 0) + return NULL; + + return vaGetDisplayDRM(params->render_fd); +} +#endif + +struct va_create_native { + const char *name; + VADisplay *(*create)(struct ra *ra); +}; + +static const struct va_create_native create_native_cbs[] = { +#if HAVE_VAAPI_X11 + {"x11", create_x11_va_display}, +#endif +#if HAVE_VAAPI_WAYLAND + {"wayland", create_wayland_va_display}, +#endif +#if HAVE_VAAPI_DRM + {"drm", create_drm_va_display}, +#endif +}; + +static VADisplay *create_native_va_display(struct ra *ra, struct mp_log *log) +{ + for (int n = 0; n < MP_ARRAY_SIZE(create_native_cbs); n++) { + const struct va_create_native *disp = &create_native_cbs[n]; + mp_verbose(log, "Trying to open a %s VA display...\n", disp->name); + VADisplay *display = disp->create(ra); + if (display) + return display; + } + return NULL; +} + +struct priv_owner { + struct mp_vaapi_ctx *ctx; + VADisplay *display; + int *formats; + bool probing_formats; // temporary during init +}; + +struct priv { + int num_planes; + struct ra_tex *tex[4]; + GLuint gl_textures[4]; + EGLImageKHR images[4]; + VAImage current_image; + bool buffer_acquired; +#if VA_CHECK_VERSION(1, 1, 0) + bool esh_not_implemented; + VADRMPRIMESurfaceDescriptor desc; + bool surface_acquired; +#endif + + EGLImageKHR (EGLAPIENTRY *CreateImageKHR)(EGLDisplay, EGLContext, + EGLenum, EGLClientBuffer, + const EGLint *); + EGLBoolean (EGLAPIENTRY *DestroyImageKHR)(EGLDisplay, EGLImageKHR); + void (EGLAPIENTRY *EGLImageTargetTexture2DOES)(GLenum, GLeglImageOES); +}; + +static void determine_working_formats(struct ra_hwdec *hw); + +static void uninit(struct ra_hwdec *hw) +{ + struct priv_owner *p = hw->priv; + if (p->ctx) + hwdec_devices_remove(hw->devs, &p->ctx->hwctx); + va_destroy(p->ctx); +} + +static int init(struct ra_hwdec *hw) +{ + struct priv_owner *p = hw->priv; + + if (!ra_is_gl(hw->ra) || !eglGetCurrentContext()) + return -1; + + const char *exts = eglQueryString(eglGetCurrentDisplay(), EGL_EXTENSIONS); + if (!exts) + return -1; + + GL *gl = ra_gl_get(hw->ra); + if (!strstr(exts, "EXT_image_dma_buf_import") || + !strstr(exts, "EGL_KHR_image_base") || + !strstr(gl->extensions, "GL_OES_EGL_image") || + !(gl->mpgl_caps & MPGL_CAP_TEX_RG)) + return -1; + + p->display = create_native_va_display(hw->ra, hw->log); + if (!p->display) { + MP_VERBOSE(hw, "Could not create a VA display.\n"); + return -1; + } + + p->ctx = va_initialize(p->display, hw->log, true); + if (!p->ctx) { + vaTerminate(p->display); + return -1; + } + if (!p->ctx->av_device_ref) { + MP_VERBOSE(hw, "libavutil vaapi code rejected the driver?\n"); + return -1; + } + + if (hw->probing && va_guess_if_emulated(p->ctx)) { + return -1; + } + + MP_VERBOSE(hw, "using VAAPI EGL interop\n"); + + determine_working_formats(hw); + if (!p->formats || !p->formats[0]) { + return -1; + } + + p->ctx->hwctx.supported_formats = p->formats; + p->ctx->hwctx.driver_name = hw->driver->name; + hwdec_devices_add(hw->devs, &p->ctx->hwctx); + return 0; +} + +static void mapper_unmap(struct ra_hwdec_mapper *mapper) +{ + struct priv_owner *p_owner = mapper->owner->priv; + VADisplay *display = p_owner->display; + struct priv *p = mapper->priv; + VAStatus status; + + for (int n = 0; n < 4; n++) { + if (p->images[n]) + p->DestroyImageKHR(eglGetCurrentDisplay(), p->images[n]); + p->images[n] = 0; + } + +#if VA_CHECK_VERSION(1, 1, 0) + if (p->surface_acquired) { + for (int n = 0; n < p->desc.num_objects; n++) + close(p->desc.objects[n].fd); + p->surface_acquired = false; + } +#endif + + if (p->buffer_acquired) { + status = vaReleaseBufferHandle(display, p->current_image.buf); + CHECK_VA_STATUS(mapper, "vaReleaseBufferHandle()"); + p->buffer_acquired = false; + } + if (p->current_image.image_id != VA_INVALID_ID) { + status = vaDestroyImage(display, p->current_image.image_id); + CHECK_VA_STATUS(mapper, "vaDestroyImage()"); + p->current_image.image_id = VA_INVALID_ID; + } +} + +static void mapper_uninit(struct ra_hwdec_mapper *mapper) +{ + struct priv *p = mapper->priv; + GL *gl = ra_gl_get(mapper->ra); + + gl->DeleteTextures(4, p->gl_textures); + for (int n = 0; n < 4; n++) { + p->gl_textures[n] = 0; + ra_tex_free(mapper->ra, &p->tex[n]); + } +} + +static bool check_fmt(struct ra_hwdec_mapper *mapper, int fmt) +{ + struct priv_owner *p_owner = mapper->owner->priv; + for (int n = 0; p_owner->formats && p_owner->formats[n]; n++) { + if (p_owner->formats[n] == fmt) + return true; + } + return false; +} + +static int mapper_init(struct ra_hwdec_mapper *mapper) +{ + struct priv_owner *p_owner = mapper->owner->priv; + struct priv *p = mapper->priv; + GL *gl = ra_gl_get(mapper->ra); + + p->current_image.buf = p->current_image.image_id = VA_INVALID_ID; + + // EGL_KHR_image_base + p->CreateImageKHR = (void *)eglGetProcAddress("eglCreateImageKHR"); + p->DestroyImageKHR = (void *)eglGetProcAddress("eglDestroyImageKHR"); + // GL_OES_EGL_image + p->EGLImageTargetTexture2DOES = + (void *)eglGetProcAddress("glEGLImageTargetTexture2DOES"); + + if (!p->CreateImageKHR || !p->DestroyImageKHR || + !p->EGLImageTargetTexture2DOES) + return -1; + + mapper->dst_params = mapper->src_params; + mapper->dst_params.imgfmt = mapper->src_params.hw_subfmt; + mapper->dst_params.hw_subfmt = 0; + + struct ra_imgfmt_desc desc = {0}; + struct mp_image layout = {0}; + + if (!ra_get_imgfmt_desc(mapper->ra, mapper->dst_params.imgfmt, &desc)) + return -1; + + p->num_planes = desc.num_planes; + mp_image_set_params(&layout, &mapper->dst_params); + + gl->GenTextures(4, p->gl_textures); + for (int n = 0; n < desc.num_planes; n++) { + gl->BindTexture(GL_TEXTURE_2D, p->gl_textures[n]); + gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); + gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); + gl->BindTexture(GL_TEXTURE_2D, 0); + + struct ra_tex_params params = { + .dimensions = 2, + .w = mp_image_plane_w(&layout, n), + .h = mp_image_plane_h(&layout, n), + .d = 1, + .format = desc.planes[n], + .render_src = true, + .src_linear = true, + }; + + if (params.format->ctype != RA_CTYPE_UNORM) + return -1; + + p->tex[n] = ra_create_wrapped_tex(mapper->ra, ¶ms, + p->gl_textures[n]); + if (!p->tex[n]) + return -1; + } + + if (!p_owner->probing_formats && !check_fmt(mapper, mapper->dst_params.imgfmt)) + { + MP_FATAL(mapper, "unsupported VA image format %s\n", + mp_imgfmt_to_name(mapper->dst_params.imgfmt)); + return -1; + } + + return 0; +} + +#define ADD_ATTRIB(name, value) \ + do { \ + assert(num_attribs + 3 < MP_ARRAY_SIZE(attribs)); \ + attribs[num_attribs++] = (name); \ + attribs[num_attribs++] = (value); \ + attribs[num_attribs] = EGL_NONE; \ + } while(0) + +static int mapper_map(struct ra_hwdec_mapper *mapper) +{ + struct priv_owner *p_owner = mapper->owner->priv; + struct priv *p = mapper->priv; + GL *gl = ra_gl_get(mapper->ra); + VAStatus status; + VAImage *va_image = &p->current_image; + VADisplay *display = p_owner->display; + +#if VA_CHECK_VERSION(1, 1, 0) + if (p->esh_not_implemented) + goto esh_failed; + + status = vaExportSurfaceHandle(display, va_surface_id(mapper->src), + VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2, + VA_EXPORT_SURFACE_READ_ONLY | + VA_EXPORT_SURFACE_SEPARATE_LAYERS, + &p->desc); + if (!CHECK_VA_STATUS(mapper, "vaAcquireSurfaceHandle()")) { + if (status == VA_STATUS_ERROR_UNIMPLEMENTED) + p->esh_not_implemented = true; + goto esh_failed; + } + p->surface_acquired = true; + + for (int n = 0; n < p->num_planes; n++) { + int attribs[20] = {EGL_NONE}; + int num_attribs = 0; + + ADD_ATTRIB(EGL_LINUX_DRM_FOURCC_EXT, p->desc.layers[n].drm_format); + ADD_ATTRIB(EGL_WIDTH, p->tex[n]->params.w); + ADD_ATTRIB(EGL_HEIGHT, p->tex[n]->params.h); + +#define ADD_PLANE_ATTRIBS(plane) do { \ + ADD_ATTRIB(EGL_DMA_BUF_PLANE ## plane ## _FD_EXT, \ + p->desc.objects[p->desc.layers[n].object_index[plane]].fd); \ + ADD_ATTRIB(EGL_DMA_BUF_PLANE ## plane ## _OFFSET_EXT, \ + p->desc.layers[n].offset[plane]); \ + ADD_ATTRIB(EGL_DMA_BUF_PLANE ## plane ## _PITCH_EXT, \ + p->desc.layers[n].pitch[plane]); \ + } while (0) + + ADD_PLANE_ATTRIBS(0); + if (p->desc.layers[n].num_planes > 1) + ADD_PLANE_ATTRIBS(1); + if (p->desc.layers[n].num_planes > 2) + ADD_PLANE_ATTRIBS(2); + if (p->desc.layers[n].num_planes > 3) + ADD_PLANE_ATTRIBS(3); + + p->images[n] = p->CreateImageKHR(eglGetCurrentDisplay(), + EGL_NO_CONTEXT, EGL_LINUX_DMA_BUF_EXT, NULL, attribs); + if (!p->images[n]) + goto esh_failed; + + gl->BindTexture(GL_TEXTURE_2D, p->gl_textures[n]); + p->EGLImageTargetTexture2DOES(GL_TEXTURE_2D, p->images[n]); + + mapper->tex[n] = p->tex[n]; + } + gl->BindTexture(GL_TEXTURE_2D, 0); + + if (p->desc.fourcc == VA_FOURCC_YV12) + MPSWAP(struct ra_tex*, mapper->tex[1], mapper->tex[2]); + + return 0; + +esh_failed: + if (p->surface_acquired) { + for (int n = 0; n < p->desc.num_objects; n++) + close(p->desc.objects[n].fd); + p->surface_acquired = false; + } +#endif + + status = vaDeriveImage(display, va_surface_id(mapper->src), va_image); + if (!CHECK_VA_STATUS(mapper, "vaDeriveImage()")) + goto err; + + VABufferInfo buffer_info = {.mem_type = VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME}; + status = vaAcquireBufferHandle(display, va_image->buf, &buffer_info); + if (!CHECK_VA_STATUS(mapper, "vaAcquireBufferHandle()")) + goto err; + p->buffer_acquired = true; + + int drm_fmts[8] = { + // 1 bytes per component, 1-4 components + MKTAG('R', '8', ' ', ' '), // DRM_FORMAT_R8 + MKTAG('G', 'R', '8', '8'), // DRM_FORMAT_GR88 + 0, // untested (DRM_FORMAT_RGB888?) + 0, // untested (DRM_FORMAT_RGBA8888?) + // 2 bytes per component, 1-4 components + MKTAG('R', '1', '6', ' '), // proposed DRM_FORMAT_R16 + MKTAG('G', 'R', '3', '2'), // proposed DRM_FORMAT_GR32 + 0, // N/A + 0, // N/A + }; + + for (int n = 0; n < p->num_planes; n++) { + int attribs[20] = {EGL_NONE}; + int num_attribs = 0; + + const struct ra_format *fmt = p->tex[n]->params.format; + int n_comp = fmt->num_components; + int comp_s = fmt->component_size[n] / 8; + if (n_comp < 1 || n_comp > 3 || comp_s < 1 || comp_s > 2) + goto err; + int drm_fmt = drm_fmts[n_comp - 1 + (comp_s - 1) * 4]; + if (!drm_fmt) + goto err; + + ADD_ATTRIB(EGL_LINUX_DRM_FOURCC_EXT, drm_fmt); + ADD_ATTRIB(EGL_WIDTH, p->tex[n]->params.w); + ADD_ATTRIB(EGL_HEIGHT, p->tex[n]->params.h); + ADD_ATTRIB(EGL_DMA_BUF_PLANE0_FD_EXT, buffer_info.handle); + ADD_ATTRIB(EGL_DMA_BUF_PLANE0_OFFSET_EXT, va_image->offsets[n]); + ADD_ATTRIB(EGL_DMA_BUF_PLANE0_PITCH_EXT, va_image->pitches[n]); + + p->images[n] = p->CreateImageKHR(eglGetCurrentDisplay(), + EGL_NO_CONTEXT, EGL_LINUX_DMA_BUF_EXT, NULL, attribs); + if (!p->images[n]) + goto err; + + gl->BindTexture(GL_TEXTURE_2D, p->gl_textures[n]); + p->EGLImageTargetTexture2DOES(GL_TEXTURE_2D, p->images[n]); + + mapper->tex[n] = p->tex[n]; + } + gl->BindTexture(GL_TEXTURE_2D, 0); + + if (va_image->format.fourcc == VA_FOURCC_YV12) + MPSWAP(struct ra_tex*, mapper->tex[1], mapper->tex[2]); + + return 0; + +err: + if (!p_owner->probing_formats) + MP_FATAL(mapper, "mapping VAAPI EGL image failed\n"); + return -1; +} + +static bool try_format(struct ra_hwdec *hw, struct mp_image *surface) +{ + bool ok = false; + struct ra_hwdec_mapper *mapper = ra_hwdec_mapper_create(hw, &surface->params); + if (mapper) + ok = ra_hwdec_mapper_map(mapper, surface) >= 0; + ra_hwdec_mapper_free(&mapper); + return ok; +} + +static void determine_working_formats(struct ra_hwdec *hw) +{ + struct priv_owner *p = hw->priv; + int num_formats = 0; + int *formats = NULL; + + p->probing_formats = true; + + AVHWFramesConstraints *fc = + av_hwdevice_get_hwframe_constraints(p->ctx->av_device_ref, NULL); + if (!fc) { + MP_WARN(hw, "failed to retrieve libavutil frame constraints\n"); + goto done; + } + for (int n = 0; fc->valid_sw_formats[n] != AV_PIX_FMT_NONE; n++) { + AVBufferRef *fref = NULL; + struct mp_image *s = NULL; + AVFrame *frame = NULL; + fref = av_hwframe_ctx_alloc(p->ctx->av_device_ref); + if (!fref) + goto err; + AVHWFramesContext *fctx = (void *)fref->data; + fctx->format = AV_PIX_FMT_VAAPI; + fctx->sw_format = fc->valid_sw_formats[n]; + fctx->width = 128; + fctx->height = 128; + if (av_hwframe_ctx_init(fref) < 0) + goto err; + frame = av_frame_alloc(); + if (!frame) + goto err; + if (av_hwframe_get_buffer(fref, frame, 0) < 0) + goto err; + s = mp_image_from_av_frame(frame); + if (!s || !mp_image_params_valid(&s->params)) + goto err; + if (try_format(hw, s)) + MP_TARRAY_APPEND(p, formats, num_formats, s->params.hw_subfmt); + err: + talloc_free(s); + av_frame_free(&frame); + av_buffer_unref(&fref); + } + av_hwframe_constraints_free(&fc); + +done: + MP_TARRAY_APPEND(p, formats, num_formats, 0); // terminate it + p->formats = formats; + p->probing_formats = false; + + MP_VERBOSE(hw, "Supported formats:\n"); + for (int n = 0; formats[n]; n++) + MP_VERBOSE(hw, " %s\n", mp_imgfmt_to_name(formats[n])); +} + +const struct ra_hwdec_driver ra_hwdec_vaegl = { + .name = "vaapi-egl", + .priv_size = sizeof(struct priv_owner), + .imgfmts = {IMGFMT_VAAPI, 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, + }, +}; -- cgit v1.2.3