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mpv/video/out/vo_direct3d.c

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/*
* Copyright (c) 2008 Georgi Petrov (gogothebee) <gogothebee@gmail.com>
*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <windows.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <stdbool.h>
#include <assert.h>
#include <d3d9.h>
#include <inttypes.h>
#include <limits.h>
#include "config.h"
#include "options/options.h"
#include "options/m_option.h"
#include "mpv_talloc.h"
#include "vo.h"
#include "video/csputils.h"
#include "video/mp_image.h"
#include "video/img_format.h"
#include "common/msg.h"
#include "common/common.h"
#include "w32_common.h"
#include "sub/osd.h"
#include "config.h"
#if !HAVE_GPL
#error GPL only
#endif
// shaders generated by fxc.exe from d3d_shader_yuv.hlsl
#include "d3d_shader_420p.h"
#define IMGFMT_IS_Y(x) ((x) == IMGFMT_Y8 || (x) == IMGFMT_Y16)
#define IMGFMT_Y_DEPTH(x) ((x) == IMGFMT_Y8 ? 8 : 16)
#define DEVTYPE D3DDEVTYPE_HAL
//#define DEVTYPE D3DDEVTYPE_REF
#define D3DFVF_OSD_VERTEX (D3DFVF_XYZ | D3DFVF_TEX1 | D3DFVF_DIFFUSE)
typedef struct {
float x, y, z;
D3DCOLOR color;
float tu, tv;
} vertex_osd;
#define D3DFVF_VIDEO_VERTEX (D3DFVF_XYZ | D3DFVF_TEX3)
typedef struct {
float x, y, z;
// pairs of texture coordinates for up to 3 planes
float t[3][2];
} vertex_video;
struct d3dtex {
// user-requested size
int w, h;
// allocated texture size
int tex_w, tex_h;
// D3DPOOL_SYSTEMMEM (or others) texture:
// - can be locked in order to write (and even read) data
// - can _not_ (probably) be used as texture for rendering
// This is always non-NULL if d3dtex_allocate succeeds.
IDirect3DTexture9 *system;
// D3DPOOL_DEFAULT texture:
// - can't be locked (Probably.)
// - must be used for rendering
// This can be NULL if the system one can be both locked and mapped.
IDirect3DTexture9 *device;
};
struct texplane {
int bytes_per_pixel;
int bits_per_pixel;
// chroma shifts
// e.g. get the plane's width in pixels with (priv->src_width >> shift_x)
int shift_x, shift_y;
D3DFORMAT d3d_format;
struct d3dtex texture;
// temporary locking during uploading the frame (e.g. for draw_slice)
D3DLOCKED_RECT locked_rect;
// value used to clear the image with memset (YUV chroma planes do not use
// the value 0 for this)
uint8_t clearval;
};
struct osdpart {
enum sub_bitmap_format format;
int change_id;
struct d3dtex texture;
int num_vertices;
vertex_osd *vertices;
};
enum shaders {
SHADER_NONE = 0,
SHADER_420P,
NUM_SHADERS
};
/* Global variables "priv" structure. I try to keep their count low.
*/
typedef struct d3d_priv {
struct mp_log *log;
int opt_prefer_stretchrect;
int opt_disable_textures;
int opt_disable_stretchrect;
int opt_disable_shaders;
int opt_only_8bit;
int opt_disable_texture_align;
// debugging
int opt_force_power_of_2;
int opt_texture_memory;
int opt_swap_discard;
int opt_exact_backbuffer;
struct vo *vo;
bool have_image;
double osd_pts;
D3DLOCKED_RECT locked_rect; /**< The locked offscreen surface */
RECT fs_movie_rect; /**< Rect (upscaled) of the movie when displayed
in fullscreen */
RECT fs_panscan_rect; /**< PanScan source surface cropping in
fullscreen */
int src_width; /**< Source (movie) width */
int src_height; /**< Source (movie) heigth */
struct mp_osd_res osd_res;
int image_format; /**< mplayer image format */
struct mp_image_params params;
bool use_textures; /**< use 3D texture rendering, instead of
StretchRect */
int use_shaders; /**< use shader for YUV color conversion, and
the SHADER_ id (0 is SHADER_NONE)
(or possibly for RGB video equalizers) */
int plane_count;
struct texplane planes[3];
IDirect3DPixelShader9 *pixel_shaders[NUM_SHADERS];
D3DFORMAT movie_src_fmt; /**< Movie colorspace format (depends on
the movie's codec) */
D3DFORMAT desktop_fmt; /**< Desktop (screen) colorspace format.
Usually XRGB */
HANDLE d3d9_dll; /**< d3d9 Library HANDLE */
IDirect3D9 * (WINAPI *pDirect3DCreate9)(UINT); /**< pointer to Direct3DCreate9 function */
LPDIRECT3D9 d3d_handle; /**< Direct3D Handle */
LPDIRECT3DDEVICE9 d3d_device; /**< The Direct3D Adapter */
bool d3d_in_scene; /**< BeginScene was called, EndScene not */
IDirect3DSurface9 *d3d_surface; /**< Offscreen Direct3D Surface. MPlayer
renders inside it. Uses colorspace
priv->movie_src_fmt */
IDirect3DSurface9 *d3d_backbuf; /**< Video card's back buffer (used to
display next frame) */
int cur_backbuf_width; /**< Current backbuffer width */
int cur_backbuf_height; /**< Current backbuffer height */
int device_caps_power2_only; /**< 1 = texture sizes have to be power 2
0 = texture sizes can be anything */
int device_caps_square_only; /**< 1 = textures have to be square
0 = textures do not have to be square */
int device_texture_sys; /**< 1 = device can texture from system memory
0 = device requires shadow */
int max_texture_width; /**< from the device capabilities */
int max_texture_height; /**< from the device capabilities */
D3DFORMAT osd_fmt_table[SUBBITMAP_COUNT];
D3DMATRIX d3d_colormatrix;
struct osdpart *osd[MAX_OSD_PARTS];
} d3d_priv;
struct fmt_entry {
const unsigned int mplayer_fmt; /**< Given by MPlayer */
const D3DFORMAT fourcc; /**< Required by D3D's test function */
};
/* Map table from reported MPlayer format to the required
fourcc. This is needed to perform the format query. */
static const struct fmt_entry fmt_table[] = {
// planar YUV
{IMGFMT_420P, MAKEFOURCC('Y','V','1','2')},
{IMGFMT_420P, MAKEFOURCC('I','4','2','0')},
{IMGFMT_420P, MAKEFOURCC('I','Y','U','V')},
{IMGFMT_NV12, MAKEFOURCC('N','V','1','2')},
// packed YUV
{IMGFMT_UYVY, D3DFMT_UYVY},
// packed RGB
{IMGFMT_BGR32, D3DFMT_X8R8G8B8},
{IMGFMT_RGB32, D3DFMT_X8B8G8R8},
{IMGFMT_BGR24, D3DFMT_R8G8B8}, //untested
{IMGFMT_RGB565, D3DFMT_R5G6B5},
// grayscale (can be considered both packed and planar)
{IMGFMT_Y8, D3DFMT_L8},
{IMGFMT_Y16, D3DFMT_L16},
{0},
};
static void update_colorspace(d3d_priv *priv);
static void d3d_clear_video_textures(d3d_priv *priv);
static bool resize_d3d(d3d_priv *priv);
static void uninit(struct vo *vo);
static void flip_page(struct vo *vo);
static mp_image_t *get_window_screenshot(d3d_priv *priv);
static void draw_osd(struct vo *vo);
static bool change_d3d_backbuffer(d3d_priv *priv);
static void d3d_matrix_identity(D3DMATRIX *m)
{
memset(m, 0, sizeof(D3DMATRIX));
m->_11 = m->_22 = m->_33 = m->_44 = 1.0f;
}
static void d3d_matrix_ortho(D3DMATRIX *m, float left, float right,
float bottom, float top)
{
d3d_matrix_identity(m);
m->_11 = 2.0f / (right - left);
m->_22 = 2.0f / (top - bottom);
m->_33 = 1.0f;
m->_41 = -(right + left) / (right - left);
m->_42 = -(top + bottom) / (top - bottom);
m->_43 = 0;
m->_44 = 1.0f;
}
/****************************************************************************
* *
* *
* *
* Direct3D specific implementation functions *
* *
* *
* *
****************************************************************************/
static bool d3d_begin_scene(d3d_priv *priv)
{
if (!priv->d3d_in_scene) {
if (FAILED(IDirect3DDevice9_BeginScene(priv->d3d_device))) {
MP_ERR(priv, "BeginScene failed.\n");
return false;
}
priv->d3d_in_scene = true;
}
return true;
}
/** @brief Calculate scaled fullscreen movie rectangle with
* preserved aspect ratio.
*/
static void calc_fs_rect(d3d_priv *priv)
{
struct mp_rect src_rect;
struct mp_rect dst_rect;
vo_get_src_dst_rects(priv->vo, &src_rect, &dst_rect, &priv->osd_res);
priv->fs_movie_rect.left = dst_rect.x0;
priv->fs_movie_rect.right = dst_rect.x1;
priv->fs_movie_rect.top = dst_rect.y0;
priv->fs_movie_rect.bottom = dst_rect.y1;
priv->fs_panscan_rect.left = src_rect.x0;
priv->fs_panscan_rect.right = src_rect.x1;
priv->fs_panscan_rect.top = src_rect.y0;
priv->fs_panscan_rect.bottom = src_rect.y1;
}
// Adjust the texture size *width/*height to fit the requirements of the D3D
// device. The texture size is only increased.
static void d3d_fix_texture_size(d3d_priv *priv, int *width, int *height)
{
int tex_width = *width;
int tex_height = *height;
// avoid nasty special cases with 0-sized textures and texture sizes
tex_width = MPMAX(tex_width, 1);
tex_height = MPMAX(tex_height, 1);
if (priv->device_caps_power2_only) {
tex_width = 1;
tex_height = 1;
while (tex_width < *width) tex_width <<= 1;
while (tex_height < *height) tex_height <<= 1;
}
if (priv->device_caps_square_only)
/* device only supports square textures */
tex_width = tex_height = MPMAX(tex_width, tex_height);
// better round up to a multiple of 16
if (!priv->opt_disable_texture_align) {
tex_width = (tex_width + 15) & ~15;
tex_height = (tex_height + 15) & ~15;
}
*width = tex_width;
*height = tex_height;
}
static void d3dtex_release(d3d_priv *priv, struct d3dtex *tex)
{
if (tex->system)
IDirect3DTexture9_Release(tex->system);
tex->system = NULL;
if (tex->device)
IDirect3DTexture9_Release(tex->device);
tex->device = NULL;
tex->tex_w = tex->tex_h = 0;
}
static bool d3dtex_allocate(d3d_priv *priv, struct d3dtex *tex, D3DFORMAT fmt,
int w, int h)
{
d3dtex_release(priv, tex);
tex->w = w;
tex->h = h;
int tw = w, th = h;
d3d_fix_texture_size(priv, &tw, &th);
bool use_sh = !priv->device_texture_sys;
int memtype = D3DPOOL_SYSTEMMEM;
switch (priv->opt_texture_memory) {
case 1: memtype = D3DPOOL_MANAGED; use_sh = false; break;
case 2: memtype = D3DPOOL_DEFAULT; use_sh = false; break;
case 3: memtype = D3DPOOL_DEFAULT; use_sh = true; break;
case 4: memtype = D3DPOOL_SCRATCH; use_sh = true; break;
}
if (FAILED(IDirect3DDevice9_CreateTexture(priv->d3d_device, tw, th, 1,
D3DUSAGE_DYNAMIC, fmt, memtype, &tex->system, NULL)))
{
MP_ERR(priv, "Allocating %dx%d texture in system RAM failed.\n", w, h);
goto error_exit;
}
if (use_sh) {
if (FAILED(IDirect3DDevice9_CreateTexture(priv->d3d_device, tw, th, 1,
D3DUSAGE_DYNAMIC, fmt, D3DPOOL_DEFAULT, &tex->device, NULL)))
{
MP_ERR(priv, "Allocating %dx%d texture in video RAM failed.\n", w, h);
goto error_exit;
}
}
tex->tex_w = tw;
tex->tex_h = th;
return true;
error_exit:
d3dtex_release(priv, tex);
return false;
}
static IDirect3DBaseTexture9 *d3dtex_get_render_texture(d3d_priv *priv,
struct d3dtex *tex)
{
return (IDirect3DBaseTexture9 *)(tex->device ? tex->device : tex->system);
}
// Copy system texture contents to device texture.
static bool d3dtex_update(d3d_priv *priv, struct d3dtex *tex)
{
if (!tex->device)
return true;
return !FAILED(IDirect3DDevice9_UpdateTexture(priv->d3d_device,
(IDirect3DBaseTexture9 *)tex->system,
(IDirect3DBaseTexture9 *)tex->device));
}
static void d3d_unlock_video_objects(d3d_priv *priv)
{
bool any_failed = false;
if (priv->locked_rect.pBits) {
if (FAILED(IDirect3DSurface9_UnlockRect(priv->d3d_surface)))
any_failed = true;
}
priv->locked_rect.pBits = NULL;
for (int n = 0; n < priv->plane_count; n++) {
struct texplane *plane = &priv->planes[n];
if (plane->locked_rect.pBits) {
if (FAILED(IDirect3DTexture9_UnlockRect(plane->texture.system, 0)))
any_failed = true;
}
plane->locked_rect.pBits = NULL;
}
if (any_failed) {
MP_VERBOSE(priv, "Unlocking video objects failed.\n");
}
}
// Free video surface/textures, shaders, etc.
static void d3d_destroy_video_objects(d3d_priv *priv)
{
d3d_unlock_video_objects(priv);
if (priv->d3d_surface)
IDirect3DSurface9_Release(priv->d3d_surface);
priv->d3d_surface = NULL;
for (int n = 0; n < priv->plane_count; n++) {
d3dtex_release(priv, &priv->planes[n].texture);
}
}
/** @brief Destroy D3D Offscreen and Backbuffer surfaces.
*/
static void destroy_d3d_surfaces(d3d_priv *priv)
{
MP_VERBOSE(priv, "destroy_d3d_surfaces called.\n");
d3d_destroy_video_objects(priv);
for (int n = 0; n < MAX_OSD_PARTS; n++) {
struct osdpart *osd = priv->osd[n];
d3dtex_release(priv, &osd->texture);
osd->change_id = -1;
}
if (priv->d3d_backbuf)
IDirect3DSurface9_Release(priv->d3d_backbuf);
priv->d3d_backbuf = NULL;
priv->d3d_in_scene = false;
}
// Allocate video surface or textures, and create shaders if needed.
static bool d3d_configure_video_objects(d3d_priv *priv)
{
int n;
bool need_clear = false;
assert(priv->image_format != 0);
if (priv->use_textures) {
for (n = 0; n < priv->plane_count; n++) {
struct texplane *plane = &priv->planes[n];
if (!plane->texture.system) {
if (!d3dtex_allocate(priv,
&plane->texture,
plane->d3d_format,
priv->src_width >> plane->shift_x,
priv->src_height >> plane->shift_y))
{
MP_ERR(priv, "Allocating plane %d"
" failed.\n", n);
return false;
}
MP_VERBOSE(priv, "Allocated plane %d:"
" %d bit, shift=%d/%d size=%d/%d (%d/%d).\n", n,
plane->bits_per_pixel,
plane->shift_x, plane->shift_y,
plane->texture.w, plane->texture.h,
plane->texture.tex_w, plane->texture.tex_h);
need_clear = true;
}
}
if (need_clear)
d3d_clear_video_textures(priv);
} else {
if (!priv->d3d_surface &&
FAILED(IDirect3DDevice9_CreateOffscreenPlainSurface(
priv->d3d_device, priv->src_width, priv->src_height,
priv->movie_src_fmt, D3DPOOL_DEFAULT, &priv->d3d_surface, NULL)))
{
MP_ERR(priv, "Allocating offscreen surface failed.\n");
return false;
}
}
return true;
}
static bool d3d_lock_video_textures(d3d_priv *priv)
{
for (int n = 0; n < priv->plane_count; n++) {
struct texplane *plane = &priv->planes[n];
if (!plane->locked_rect.pBits) {
if (FAILED(IDirect3DTexture9_LockRect(plane->texture.system, 0,
&plane->locked_rect, NULL, 0)))
{
MP_VERBOSE(priv, "Texture lock failure.\n");
d3d_unlock_video_objects(priv);
return false;
}
}
}
return true;
}
static void d3d_clear_video_textures(d3d_priv *priv)
{
if (!d3d_lock_video_textures(priv))
return;
for (int n = 0; n < priv->plane_count; n++) {
struct texplane *plane = &priv->planes[n];
memset(plane->locked_rect.pBits, plane->clearval,
plane->locked_rect.Pitch * plane->texture.tex_h);
}
d3d_unlock_video_objects(priv);
}
// Recreate and initialize D3D objects if necessary. The amount of work that
// needs to be done can be quite different: it could be that full initialization
// is required, or that some objects need to be created, or that nothing is
// done.
static bool create_d3d_surfaces(d3d_priv *priv)
{
MP_VERBOSE(priv, "create_d3d_surfaces called.\n");
if (!priv->d3d_backbuf &&
FAILED(IDirect3DDevice9_GetBackBuffer(priv->d3d_device, 0, 0,
D3DBACKBUFFER_TYPE_MONO,
&priv->d3d_backbuf))) {
MP_ERR(priv, "Allocating backbuffer failed.\n");
return 0;
}
if (!d3d_configure_video_objects(priv))
return 0;
/* setup default renderstate */
IDirect3DDevice9_SetRenderState(priv->d3d_device,
D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
IDirect3DDevice9_SetRenderState(priv->d3d_device,
D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
IDirect3DDevice9_SetRenderState(priv->d3d_device,
D3DRS_ALPHAFUNC, D3DCMP_GREATER);
IDirect3DDevice9_SetRenderState(priv->d3d_device,
D3DRS_ALPHAREF, (DWORD)0x0);
IDirect3DDevice9_SetRenderState(priv->d3d_device,
D3DRS_LIGHTING, FALSE);
// we use up to 3 samplers for up to 3 YUV planes
for (int n = 0; n < 3; n++) {
IDirect3DDevice9_SetSamplerState(priv->d3d_device, n, D3DSAMP_MINFILTER,
D3DTEXF_LINEAR);
IDirect3DDevice9_SetSamplerState(priv->d3d_device, n, D3DSAMP_MAGFILTER,
D3DTEXF_LINEAR);
IDirect3DDevice9_SetSamplerState(priv->d3d_device, n, D3DSAMP_ADDRESSU,
D3DTADDRESS_CLAMP);
IDirect3DDevice9_SetSamplerState(priv->d3d_device, n, D3DSAMP_ADDRESSV,
D3DTADDRESS_CLAMP);
}
return 1;
}
static bool init_d3d(d3d_priv *priv)
{
D3DDISPLAYMODE disp_mode;
D3DCAPS9 disp_caps;
DWORD texture_caps;
DWORD dev_caps;
priv->d3d_handle = priv->pDirect3DCreate9(D3D_SDK_VERSION);
if (!priv->d3d_handle) {
MP_ERR(priv, "Initializing Direct3D failed.\n");
return false;
}
if (FAILED(IDirect3D9_GetAdapterDisplayMode(priv->d3d_handle,
D3DADAPTER_DEFAULT,
&disp_mode))) {
MP_ERR(priv, "Reading display mode failed.\n");
return false;
}
priv->desktop_fmt = disp_mode.Format;
priv->cur_backbuf_width = disp_mode.Width;
priv->cur_backbuf_height = disp_mode.Height;
MP_VERBOSE(priv, "Setting backbuffer dimensions to (%dx%d).\n",
disp_mode.Width, disp_mode.Height);
if (FAILED(IDirect3D9_GetDeviceCaps(priv->d3d_handle,
D3DADAPTER_DEFAULT,
DEVTYPE,
&disp_caps)))
{
MP_ERR(priv, "Reading display capabilities failed.\n");
return false;
}
/* Store relevant information reguarding caps of device */
texture_caps = disp_caps.TextureCaps;
dev_caps = disp_caps.DevCaps;
priv->device_caps_power2_only = (texture_caps & D3DPTEXTURECAPS_POW2) &&
!(texture_caps & D3DPTEXTURECAPS_NONPOW2CONDITIONAL);
priv->device_caps_square_only = texture_caps & D3DPTEXTURECAPS_SQUAREONLY;
priv->device_texture_sys = dev_caps & D3DDEVCAPS_TEXTURESYSTEMMEMORY;
priv->max_texture_width = disp_caps.MaxTextureWidth;
priv->max_texture_height = disp_caps.MaxTextureHeight;
if (priv->opt_force_power_of_2)
priv->device_caps_power2_only = 1;
priv->osd_fmt_table[SUBBITMAP_LIBASS] = D3DFMT_A8;
priv->osd_fmt_table[SUBBITMAP_RGBA] = D3DFMT_A8R8G8B8;
for (int n = 0; n < MP_ARRAY_SIZE(priv->osd_fmt_table); n++) {
int fmt = priv->osd_fmt_table[n];
if (fmt && FAILED(IDirect3D9_CheckDeviceFormat(priv->d3d_handle,
D3DADAPTER_DEFAULT,
DEVTYPE,
priv->desktop_fmt,
D3DUSAGE_DYNAMIC | D3DUSAGE_QUERY_FILTER,
D3DRTYPE_TEXTURE,
fmt)))
{
MP_VERBOSE(priv, "OSD format %#x not supported.\n", fmt);
priv->osd_fmt_table[n] = 0;
}
}
if (!priv->osd_fmt_table[SUBBITMAP_RGBA])
MP_WARN(priv, "GPU too old - no OSD support.\n");
if (!change_d3d_backbuffer(priv))
return false;
MP_VERBOSE(priv, "device_caps_power2_only %d, device_caps_square_only %d\n"
"device_texture_sys %d\n"
"max_texture_width %d, max_texture_height %d\n",
priv->device_caps_power2_only, priv->device_caps_square_only,
priv->device_texture_sys, priv->max_texture_width,
priv->max_texture_height);
return true;
}
/** @brief Fill D3D Presentation parameters
*/
static void fill_d3d_presentparams(d3d_priv *priv,
D3DPRESENT_PARAMETERS *present_params)
{
/* Prepare Direct3D initialization parameters. */
memset(present_params, 0, sizeof(D3DPRESENT_PARAMETERS));
present_params->Windowed = TRUE;
present_params->SwapEffect =
priv->opt_swap_discard ? D3DSWAPEFFECT_DISCARD : D3DSWAPEFFECT_COPY;
present_params->Flags = D3DPRESENTFLAG_VIDEO;
present_params->hDeviceWindow = vo_w32_hwnd(priv->vo);
present_params->BackBufferWidth = priv->cur_backbuf_width;
present_params->BackBufferHeight = priv->cur_backbuf_height;
present_params->MultiSampleType = D3DMULTISAMPLE_NONE;
present_params->PresentationInterval = D3DPRESENT_INTERVAL_ONE;
present_params->BackBufferFormat = priv->desktop_fmt;
present_params->BackBufferCount = 1;
present_params->EnableAutoDepthStencil = FALSE;
}
// Create a new backbuffer. Create or Reset the D3D device.
static bool change_d3d_backbuffer(d3d_priv *priv)
{
for (int n = 0; n < NUM_SHADERS; n++) {
if (priv->pixel_shaders[n])
IDirect3DPixelShader9_Release(priv->pixel_shaders[n]);
priv->pixel_shaders[n] = NULL;
}
int window_w = priv->vo->dwidth;
int window_h = priv->vo->dheight;
/* Grow the backbuffer in the required dimension. */
if (window_w > priv->cur_backbuf_width)
priv->cur_backbuf_width = window_w;
if (window_h > priv->cur_backbuf_height)
priv->cur_backbuf_height = window_h;
if (priv->opt_exact_backbuffer) {
priv->cur_backbuf_width = window_w;
priv->cur_backbuf_height = window_h;
}
/* The grown backbuffer dimensions are ready and fill_d3d_presentparams
* will use them, so we can reset the device.
*/
D3DPRESENT_PARAMETERS present_params;
fill_d3d_presentparams(priv, &present_params);
if (!priv->d3d_device) {
if (FAILED(IDirect3D9_CreateDevice(priv->d3d_handle,
D3DADAPTER_DEFAULT,
DEVTYPE, vo_w32_hwnd(priv->vo),
D3DCREATE_SOFTWARE_VERTEXPROCESSING
| D3DCREATE_FPU_PRESERVE
| D3DCREATE_MULTITHREADED,
&present_params, &priv->d3d_device)))
{
MP_VERBOSE(priv, "Creating Direct3D device failed.\n");
return 0;
}
} else {
if (FAILED(IDirect3DDevice9_Reset(priv->d3d_device, &present_params))) {
MP_ERR(priv, "Reseting Direct3D device failed.\n");
return 0;
}
}
MP_VERBOSE(priv, "New backbuffer (%dx%d), VO (%dx%d)\n",
present_params.BackBufferWidth, present_params.BackBufferHeight,
window_w, window_h);
const DWORD* shaders[NUM_SHADERS] = {
[SHADER_420P] = (DWORD *)d3d_shader_420p,
};
for (int n = 0; n < NUM_SHADERS; n++) {
if (!shaders[n])
continue;
if (FAILED(IDirect3DDevice9_CreatePixelShader(priv->d3d_device,
shaders[n], &priv->pixel_shaders[n])))
{
priv->pixel_shaders[n] = NULL;
if (!priv->opt_disable_shaders)
MP_WARN(priv, "Shader could not be created - disabling shaders.\n");
}
}
return 1;
}
static void destroy_d3d(d3d_priv *priv)
{
destroy_d3d_surfaces(priv);
for (int n = 0; n < NUM_SHADERS; n++) {
if (priv->pixel_shaders[n])
IDirect3DPixelShader9_Release(priv->pixel_shaders[n]);
priv->pixel_shaders[n] = NULL;
}
if (priv->d3d_device)
IDirect3DDevice9_Release(priv->d3d_device);
priv->d3d_device = NULL;
if (priv->d3d_handle) {
MP_VERBOSE(priv, "Stopping Direct3D.\n");
IDirect3D9_Release(priv->d3d_handle);
}
priv->d3d_handle = NULL;
}
/** @brief Reconfigure the whole Direct3D. Called only
* when the video adapter becomes uncooperative. ("Lost" devices)
* @return 1 on success, 0 on failure
*/
static int reconfigure_d3d(d3d_priv *priv)
{
MP_VERBOSE(priv, "reconfigure_d3d called.\n");
// Force complete destruction of the D3D state.
// Note: this step could be omitted. The resize_d3d call below would detect
// that d3d_device is NULL, and would properly recreate it. I'm not sure why
// the following code to release and recreate the d3d_handle exists.
destroy_d3d(priv);
if (!init_d3d(priv))
return 0;
// Proper re-initialization.
if (!resize_d3d(priv))
return 0;
return 1;
}
// Resize Direct3D context on window resize.
// This function also is called when major initializations need to be done.
static bool resize_d3d(d3d_priv *priv)
{
D3DVIEWPORT9 vp = {0, 0, priv->vo->dwidth, priv->vo->dheight, 0, 1};
MP_VERBOSE(priv, "resize_d3d %dx%d called.\n",
priv->vo->dwidth, priv->vo->dheight);
/* Make sure that backbuffer is large enough to accommodate the new
viewport dimensions. Grow it if necessary. */
bool backbuf_resize = priv->vo->dwidth > priv->cur_backbuf_width ||
priv->vo->dheight > priv->cur_backbuf_height;
if (priv->opt_exact_backbuffer) {
backbuf_resize = priv->vo->dwidth != priv->cur_backbuf_width ||
priv->vo->dheight != priv->cur_backbuf_height;
}
if (backbuf_resize || !priv->d3d_device)
{
destroy_d3d_surfaces(priv);
if (!change_d3d_backbuffer(priv))
return 0;
}
if (!priv->d3d_device || !priv->image_format)
return 1;
if (!create_d3d_surfaces(priv))
return 0;
if (FAILED(IDirect3DDevice9_SetViewport(priv->d3d_device, &vp))) {
MP_ERR(priv, "Setting viewport failed.\n");
return 0;
}
// so that screen coordinates map to D3D ones
D3DMATRIX view;
d3d_matrix_ortho(&view, 0.5f, vp.Width + 0.5f, vp.Height + 0.5f, 0.5f);
IDirect3DDevice9_SetTransform(priv->d3d_device, D3DTS_VIEW, &view);
calc_fs_rect(priv);
priv->vo->want_redraw = true;
return 1;
}
/** @brief Uninitialize Direct3D and close the window.
*/
static void uninit_d3d(d3d_priv *priv)
{
MP_VERBOSE(priv, "uninit_d3d called.\n");
destroy_d3d(priv);
}
static uint32_t d3d_draw_frame(d3d_priv *priv)
{
int n;
if (!priv->d3d_device)
return VO_TRUE;
if (!d3d_begin_scene(priv))
return VO_ERROR;
IDirect3DDevice9_Clear(priv->d3d_device, 0, NULL, D3DCLEAR_TARGET, 0, 0, 0);
if (!priv->have_image)
goto render_osd;
RECT rm = priv->fs_movie_rect;
RECT rs = priv->fs_panscan_rect;
if (priv->use_textures) {
for (n = 0; n < priv->plane_count; n++) {
IDirect3DDevice9_SetTexture(priv->d3d_device, n,
d3dtex_get_render_texture(priv, &priv->planes[n].texture));
}
vertex_video vb[] = {
{ rm.left, rm.top, 0.0f},
{ rm.right, rm.top, 0.0f},
{ rm.left, rm.bottom, 0.0f},
{ rm.right, rm.bottom, 0.0f}
};
float texc[4][2] = {
{ rs.left, rs.top},
{ rs.right, rs.top},
{ rs.left, rs.bottom},
{ rs.right, rs.bottom}
};
for (n = 0; n < priv->plane_count; n++) {
float s_x = (1.0f / (1 << priv->planes[n].shift_x))
/ priv->planes[n].texture.tex_w;
float s_y = (1.0f / (1 << priv->planes[n].shift_y))
/ priv->planes[n].texture.tex_h;
for (int i = 0; i < 4; i++) {
vb[i].t[n][0] = texc[i][0] * s_x;
vb[i].t[n][1] = texc[i][1] * s_y;
}
}
if (priv->use_shaders) {
IDirect3DDevice9_SetPixelShader(priv->d3d_device,
priv->pixel_shaders[priv->use_shaders]);
IDirect3DDevice9_SetPixelShaderConstantF(priv->d3d_device, 0,
&priv->d3d_colormatrix._11,
4);
}
IDirect3DDevice9_SetFVF(priv->d3d_device, D3DFVF_VIDEO_VERTEX);
IDirect3DDevice9_DrawPrimitiveUP(priv->d3d_device, D3DPT_TRIANGLESTRIP,
2, &vb[0], sizeof(vertex_video));
IDirect3DDevice9_SetPixelShader(priv->d3d_device, NULL);
for (n = 0; n < priv->plane_count; n++) {
IDirect3DDevice9_SetTexture(priv->d3d_device, n, NULL);
}
} else {
rs.left &= ~(ULONG)1;
rs.top &= ~(ULONG)1;
rs.right &= ~(ULONG)1;
rs.bottom &= ~(ULONG)1;
if (FAILED(IDirect3DDevice9_StretchRect(priv->d3d_device,
priv->d3d_surface,
&rs,
priv->d3d_backbuf,
&rm,
D3DTEXF_LINEAR))) {
MP_ERR(priv, "Copying frame to the backbuffer failed.\n");
return VO_ERROR;
}
}
render_osd:
draw_osd(priv->vo);
return VO_TRUE;
}
// Return the high byte of the value that represents white in chroma (U/V)
static int get_chroma_clear_val(int bit_depth)
{
return 1 << ((bit_depth - 1) & 7);
}
// this macro is supposed to work on all formats supported by 3D rendering, and
// that produce "reasonable" output (i.e. no mixed up colors)
#define IMGFMT_IS_ANY_RND(x) \
(IMGFMT_IS_RGB(x) || IMGFMT_IS_Y(x))
// pixel size in bit for any IMGFMT_IS_ANY_RND(x)==true
// we assume that the actual pixel strides are always aligned on bytes
static int imgfmt_any_rnd_depth(int fmt)
{
if (IMGFMT_IS_RGB(fmt))
return IMGFMT_RGB_DEPTH(fmt);
if (IMGFMT_IS_Y(fmt))
return IMGFMT_Y_DEPTH(fmt);
assert(false);
return 0;
}
static D3DFORMAT check_format(d3d_priv *priv, uint32_t movie_fmt,
bool as_texture)
{
const char *type = as_texture ? "texture rendering" : "StretchRect";
const struct fmt_entry *cur = &fmt_table[0];
// Don't try to handle weird packed texture formats (although I don't know
// if D3D9 would even accept any such format for 3D rendering; and we
// certainly don't try any tricks like matching it to RGB formats and
// applying a YUV conversion matrix)
if (as_texture && !IMGFMT_IS_ANY_RND(movie_fmt))
return 0;
while (cur->mplayer_fmt) {
if (cur->mplayer_fmt == movie_fmt) {
HRESULT res;
if (as_texture) {
res = IDirect3D9_CheckDeviceFormat(priv->d3d_handle,
D3DADAPTER_DEFAULT,
DEVTYPE,
priv->desktop_fmt,
D3DUSAGE_DYNAMIC | D3DUSAGE_QUERY_FILTER,
D3DRTYPE_TEXTURE,
cur->fourcc);
} else {
/* Test conversion from Movie colorspace to
* display's target colorspace. */
res = IDirect3D9_CheckDeviceFormatConversion(priv->d3d_handle,
D3DADAPTER_DEFAULT,
DEVTYPE,
cur->fourcc,
priv->desktop_fmt);
}
if (FAILED(res)) {
MP_VERBOSE(priv, "Rejected image format "
"(%s): %s\n", type, vo_format_name(cur->mplayer_fmt));
return 0;
}
MP_DBG(priv, "Accepted image format (%s): %s\n",
type, vo_format_name(cur->mplayer_fmt));
return cur->fourcc;
}
cur++;
}
return 0;
}
// Check whether YUV conversion with shaders can be done.
static int check_shader_conversion(d3d_priv *priv, uint32_t fmt,
D3DFORMAT shader_d3dfmts[MP_MAX_PLANES])
{
if (priv->opt_disable_shaders)
return 0;
struct mp_imgfmt_desc desc = mp_imgfmt_get_desc(fmt);
if ((desc.flags & MP_IMGFLAG_YUV_P) && (desc.flags & MP_IMGFLAG_NE)) {
if (desc.num_planes > MP_MAX_PLANES)
return 0;
int component_bits = desc.plane_bits;
if (component_bits < 8 || component_bits > 16)
return 0;
bool is_8bit = component_bits == 8;
if (!is_8bit && priv->opt_only_8bit)
return 0;
int texfmt = is_8bit ? IMGFMT_Y8 : IMGFMT_Y16;
D3DFORMAT d3dfmt = check_format(priv, texfmt, true);
if (d3dfmt) {
for (int n = 0; n < desc.num_planes; n++)
shader_d3dfmts[n] = d3dfmt;
return SHADER_420P;
}
}
return 0;
}
// Return if the image format can be used. If it can, decide which rendering
// and conversion mode to use.
// If initialize is true, actually setup all variables to use the picked
// rendering mode.
static bool init_rendering_mode(d3d_priv *priv, uint32_t fmt, bool initialize)
{
int n;
int blit_d3dfmt = check_format(priv, fmt, false);
int texture_d3dfmt = check_format(priv, fmt, true);
D3DFORMAT shader_d3dfmts[MP_MAX_PLANES] = {0};
int shader = check_shader_conversion(priv, fmt, shader_d3dfmts);
if (priv->opt_disable_textures)
texture_d3dfmt = 0;
if (priv->opt_disable_shaders || !priv->pixel_shaders[shader])
shader = 0;
if (priv->opt_disable_stretchrect)
blit_d3dfmt = 0;
if (!(blit_d3dfmt || shader || texture_d3dfmt))
return false;
MP_VERBOSE(priv, "Accepted rendering methods for "
"format='%s': StretchRect=%#x, Texture=%#x, Texture+Shader=%d.\n",
vo_format_name(fmt), blit_d3dfmt, texture_d3dfmt, shader);
if (!initialize)
return true;
// initialization doesn't fail beyond this point
priv->use_shaders = 0;
priv->use_textures = false;
priv->movie_src_fmt = 0;
priv->plane_count = 0;
priv->image_format = fmt;
if (blit_d3dfmt && priv->opt_prefer_stretchrect)
texture_d3dfmt = shader = 0;
if (texture_d3dfmt) {
priv->use_textures = true;
} else if (shader) {
priv->use_textures = true;
priv->use_shaders = shader;
} else {
assert(!!blit_d3dfmt);
}
if (priv->use_textures) {
MP_VERBOSE(priv, "Using 3D rendering.\n");
struct texplane *planes = &priv->planes[0];
planes[0].shift_x = planes[0].shift_y = 0;
planes[0].clearval = 0;
if (!priv->use_shaders) {
assert(IMGFMT_IS_ANY_RND(priv->image_format));
priv->plane_count = 1;
planes[0].bits_per_pixel = imgfmt_any_rnd_depth(priv->image_format);
planes[0].d3d_format = texture_d3dfmt;
} else {
MP_VERBOSE(priv, "Using YUV shaders.\n");
struct mp_imgfmt_desc desc = mp_imgfmt_get_desc(priv->image_format);
priv->plane_count = desc.num_planes;
for (n = 0; n < priv->plane_count; n++) {
planes[n].d3d_format = shader_d3dfmts[n];
planes[n].bits_per_pixel = desc.plane_bits;
planes[n].shift_x = desc.xs[n];
planes[n].shift_y = desc.ys[n];
if (n > 0)
planes[n].clearval = get_chroma_clear_val(desc.plane_bits);
}
}
for (n = 0; n < priv->plane_count; n++) {
planes[n].bytes_per_pixel = (planes[n].bits_per_pixel + 7) / 8;
}
} else {
MP_VERBOSE(priv, "Using StretchRect.\n");
priv->movie_src_fmt = blit_d3dfmt;
}
update_colorspace(priv);
return true;
}
/** @brief Query if movie colorspace is supported by the HW.
* @return 0 on failure, device capabilities (not probed
* currently) on success.
*/
static int query_format(struct vo *vo, int movie_fmt)
{
d3d_priv *priv = vo->priv;
if (!init_rendering_mode(priv, movie_fmt, false))
return 0;
return 1;
}
/****************************************************************************
* *
* *
* *
* libvo Control / Callback functions *
* *
* *
* *
****************************************************************************/
static void update_colorspace(d3d_priv *priv)
{
struct mp_csp_params csp = MP_CSP_PARAMS_DEFAULTS;
mp_csp_set_image_params(&csp, &priv->params);
if (priv->use_shaders) {
csp.input_bits = priv->planes[0].bits_per_pixel;
csp.texture_bits = (csp.input_bits + 7) & ~7;
struct mp_cmat coeff;
mp_get_csp_matrix(&csp, &coeff);
for (int row = 0; row < 3; row++) {
for (int col = 0; col < 3; col++)
priv->d3d_colormatrix.m[row][col] = coeff.m[row][col];
priv->d3d_colormatrix.m[row][3] = coeff.c[row];
}
}
}
/** @brief libvo Callback: Preinitialize the video card.
* Preinit the hardware just enough to be queried about
* supported formats.
*
* @return 0 on success, -1 on failure
*/
static int preinit(struct vo *vo)
{
d3d_priv *priv = vo->priv;
priv->vo = vo;
priv->log = vo->log;
for (int n = 0; n < MAX_OSD_PARTS; n++)
priv->osd[n] = talloc_zero(priv, struct osdpart);
priv->d3d9_dll = LoadLibraryA("d3d9.dll");
if (!priv->d3d9_dll) {
MP_ERR(priv, "Unable to dynamically load d3d9.dll\n");
goto err_out;
}
priv->pDirect3DCreate9 = (void *)GetProcAddress(priv->d3d9_dll,
"Direct3DCreate9");
if (!priv->pDirect3DCreate9) {
MP_ERR(priv, "Unable to find entry point of Direct3DCreate9\n");
goto err_out;
}
/* w32_common framework call. Configures window on the screen, gets
* fullscreen dimensions and does other useful stuff.
*/
if (!vo_w32_init(vo)) {
MP_VERBOSE(priv, "Configuring onscreen window failed.\n");
goto err_out;
}
if (!init_d3d(priv))
goto err_out;
return 0;
err_out:
uninit(vo);
return -1;
}
/** @brief libvo Callback: Handle control requests.
* @return VO_TRUE on success, VO_NOTIMPL when not implemented
*/
static int control(struct vo *vo, uint32_t request, void *data)
{
d3d_priv *priv = vo->priv;
switch (request) {
case VOCTRL_REDRAW_FRAME:
d3d_draw_frame(priv);
return VO_TRUE;
case VOCTRL_SET_PANSCAN:
calc_fs_rect(priv);
priv->vo->want_redraw = true;
return VO_TRUE;
case VOCTRL_SCREENSHOT_WIN:
*(struct mp_image **)data = get_window_screenshot(priv);
return VO_TRUE;
}
int events = 0;
int r = vo_w32_control(vo, &events, request, data);
if (events & VO_EVENT_RESIZE)
resize_d3d(priv);
if (events & VO_EVENT_EXPOSE)
vo->want_redraw = true;
vo_event(vo, events);
return r;
}
static int reconfig(struct vo *vo, struct mp_image_params *params)
{
d3d_priv *priv = vo->priv;
priv->have_image = false;
vo_w32_config(vo);
if ((priv->image_format != params->imgfmt)
|| (priv->src_width != params->w)
|| (priv->src_height != params->h))
{
d3d_destroy_video_objects(priv);
priv->src_width = params->w;
priv->src_height = params->h;
priv->params = *params;
init_rendering_mode(priv, params->imgfmt, true);
}
if (!resize_d3d(priv))
return VO_ERROR;
return 0; /* Success */
}
/** @brief libvo Callback: Flip next already drawn frame on the
* screen.
*/
static void flip_page(struct vo *vo)
{
d3d_priv *priv = vo->priv;
if (priv->d3d_device && priv->d3d_in_scene) {
if (FAILED(IDirect3DDevice9_EndScene(priv->d3d_device))) {
MP_ERR(priv, "EndScene failed.\n");
}
}
priv->d3d_in_scene = false;
RECT rect = {0, 0, vo->dwidth, vo->dheight};
if (!priv->d3d_device ||
FAILED(IDirect3DDevice9_Present(priv->d3d_device, &rect, 0, 0, 0))) {
MP_VERBOSE(priv, "Trying to reinitialize uncooperative video adapter.\n");
if (!reconfigure_d3d(priv)) {
MP_VERBOSE(priv, "Reinitialization failed.\n");
return;
} else {
MP_VERBOSE(priv, "Video adapter reinitialized.\n");
}
}
}
/** @brief libvo Callback: Uninitializes all pointers and closes
* all D3D related stuff,
*/
static void uninit(struct vo *vo)
{
d3d_priv *priv = vo->priv;
MP_VERBOSE(priv, "uninit called.\n");
uninit_d3d(priv);
vo_w32_uninit(vo);
if (priv->d3d9_dll)
FreeLibrary(priv->d3d9_dll);
priv->d3d9_dll = NULL;
}
// Lock buffers and fill out to point to them.
// Must call d3d_unlock_video_objects() to unlock the buffers again.
static bool get_video_buffer(d3d_priv *priv, struct mp_image *out)
{
*out = (struct mp_image) {0};
mp_image_set_size(out, priv->src_width, priv->src_height);
mp_image_setfmt(out, priv->image_format);
if (!priv->d3d_device)
return false;
if (priv->use_textures) {
if (!d3d_lock_video_textures(priv))
return false;
for (int n = 0; n < priv->plane_count; n++) {
struct texplane *plane = &priv->planes[n];
out->planes[n] = plane->locked_rect.pBits;
out->stride[n] = plane->locked_rect.Pitch;
}
} else {
if (!priv->locked_rect.pBits) {
if (FAILED(IDirect3DSurface9_LockRect(priv->d3d_surface,
&priv->locked_rect, NULL, 0)))
{
MP_ERR(priv, "Surface lock failed.\n");
return false;
}
}
uint8_t *base = priv->locked_rect.pBits;
size_t stride = priv->locked_rect.Pitch;
out->planes[0] = base;
out->stride[0] = stride;
if (out->num_planes == 2) {
// NV12, NV21
out->planes[1] = base + stride * out->h;
out->stride[1] = stride;
}
if (out->num_planes == 3) {
bool swap = priv->movie_src_fmt == MAKEFOURCC('Y','V','1','2');
size_t uv_stride = stride / 2;
uint8_t *u = base + out->h * stride;
uint8_t *v = u + (out->h / 2) * uv_stride;
out->planes[1] = swap ? v : u;
out->planes[2] = swap ? u : v;
out->stride[1] = out->stride[2] = uv_stride;
}
}
return true;
}
static void draw_image(struct vo *vo, mp_image_t *mpi)
{
d3d_priv *priv = vo->priv;
if (!priv->d3d_device)
goto done;
struct mp_image buffer;
if (!get_video_buffer(priv, &buffer))
goto done;
mp_image_copy(&buffer, mpi);
d3d_unlock_video_objects(priv);
if (priv->use_textures) {
for (int n = 0; n < priv->plane_count; n++) {
d3dtex_update(priv, &priv->planes[n].texture);
}
}
priv->have_image = true;
priv->osd_pts = mpi->pts;
d3d_draw_frame(priv);
done:
talloc_free(mpi);
}
static mp_image_t *get_window_screenshot(d3d_priv *priv)
{
D3DDISPLAYMODE mode;
mp_image_t *image = NULL;
RECT window_rc;
RECT screen_rc;
RECT visible;
POINT pt;
D3DLOCKED_RECT locked_rect;
int width, height;
IDirect3DSurface9 *surface = NULL;
if (FAILED(IDirect3DDevice9_GetDisplayMode(priv->d3d_device, 0, &mode))) {
MP_ERR(priv, "GetDisplayMode failed.\n");
goto error_exit;
}
if (FAILED(IDirect3DDevice9_CreateOffscreenPlainSurface(priv->d3d_device,
mode.Width, mode.Height, D3DFMT_A8R8G8B8, D3DPOOL_SYSTEMMEM, &surface,
NULL)))
{
MP_ERR(priv, "Couldn't create surface.\n");
goto error_exit;
}
if (FAILED(IDirect3DDevice9_GetFrontBufferData(priv->d3d_device, 0,
surface)))
{
MP_ERR(priv, "Couldn't copy frontbuffer.\n");
goto error_exit;
}
GetClientRect(vo_w32_hwnd(priv->vo), &window_rc);
pt = (POINT) { 0, 0 };
ClientToScreen(vo_w32_hwnd(priv->vo), &pt);
window_rc.left = pt.x;
window_rc.top = pt.y;
window_rc.right += window_rc.left;
window_rc.bottom += window_rc.top;
screen_rc = (RECT) { 0, 0, mode.Width, mode.Height };
if (!IntersectRect(&visible, &screen_rc, &window_rc))
goto error_exit;
width = visible.right - visible.left;
height = visible.bottom - visible.top;
if (width < 1 || height < 1)
goto error_exit;
image = mp_image_alloc(IMGFMT_BGR0, width, height);
if (!image)
goto error_exit;
IDirect3DSurface9_LockRect(surface, &locked_rect, NULL, 0);
memcpy_pic(image->planes[0], (char*)locked_rect.pBits + visible.top *
locked_rect.Pitch + visible.left * 4, width * 4, height,
image->stride[0], locked_rect.Pitch);
IDirect3DSurface9_UnlockRect(surface);
IDirect3DSurface9_Release(surface);
return image;
error_exit:
if (image)
talloc_free(image);
if (surface)
IDirect3DSurface9_Release(surface);
return NULL;
}
static D3DCOLOR ass_to_d3d_color(uint32_t color)
{
uint32_t r = (color >> 24) & 0xff;
uint32_t g = (color >> 16) & 0xff;
uint32_t b = (color >> 8) & 0xff;
uint32_t a = 0xff - (color & 0xff);
return D3DCOLOR_ARGB(a, r, g, b);
}
static int next_pow2(int v)
{
for (int x = 0; x < 30; x++) {
if ((1 << x) >= v)
return 1 << x;
}
return INT_MAX;
}
static bool upload_osd(d3d_priv *priv, struct osdpart *osd,
struct sub_bitmaps *imgs)
{
D3DFORMAT fmt = priv->osd_fmt_table[imgs->format];
assert(imgs->packed);
osd->change_id = imgs->change_id;
osd->num_vertices = 0;
if (imgs->packed_w > osd->texture.tex_w
|| imgs->packed_h > osd->texture.tex_h
|| osd->format != imgs->format)
{
osd->format = imgs->format;
int new_w = next_pow2(imgs->packed_w);
int new_h = next_pow2(imgs->packed_h);
d3d_fix_texture_size(priv, &new_w, &new_h);
MP_DBG(priv, "reallocate OSD surface to %dx%d.\n", new_w, new_h);
d3dtex_release(priv, &osd->texture);
d3dtex_allocate(priv, &osd->texture, fmt, new_w, new_h);
if (!osd->texture.system)
return false; // failed to allocate
}
RECT dirty_rc = { 0, 0, imgs->packed_w, imgs->packed_h };
D3DLOCKED_RECT locked_rect;
if (FAILED(IDirect3DTexture9_LockRect(osd->texture.system, 0, &locked_rect,
&dirty_rc, 0)))
{
MP_ERR(priv, "OSD texture lock failed.\n");
return false;
}
int ps = fmt == D3DFMT_A8 ? 1 : 4;
memcpy_pic(locked_rect.pBits, imgs->packed->planes[0], ps * imgs->packed_w,
imgs->packed_h, locked_rect.Pitch, imgs->packed->stride[0]);
if (FAILED(IDirect3DTexture9_UnlockRect(osd->texture.system, 0))) {
MP_ERR(priv, "OSD texture unlock failed.\n");
return false;
}
if (!d3dtex_update(priv, &osd->texture))
return false;
// We need 2 primitives per quad which makes 6 vertices.
osd->num_vertices = imgs->num_parts * 6;
MP_TARRAY_GROW(osd, osd->vertices, osd->num_vertices);
float tex_w = osd->texture.tex_w;
float tex_h = osd->texture.tex_h;
for (int n = 0; n < imgs->num_parts; n++) {
struct sub_bitmap *b = &imgs->parts[n];
D3DCOLOR color = imgs->format == SUBBITMAP_LIBASS
? ass_to_d3d_color(b->libass.color)
: D3DCOLOR_ARGB(255, 255, 255, 255);
float x0 = b->x;
float y0 = b->y;
float x1 = b->x + b->dw;
float y1 = b->y + b->dh;
float tx0 = b->src_x / tex_w;
float ty0 = b->src_y / tex_h;
float tx1 = (b->src_x + b->w) / tex_w;
float ty1 = (b->src_y + b->h) / tex_h;
vertex_osd *v = &osd->vertices[n * 6];
v[0] = (vertex_osd) { x0, y0, 0, color, tx0, ty0 };
v[1] = (vertex_osd) { x1, y0, 0, color, tx1, ty0 };
v[2] = (vertex_osd) { x0, y1, 0, color, tx0, ty1 };
v[3] = (vertex_osd) { x1, y1, 0, color, tx1, ty1 };
v[4] = v[2];
v[5] = v[1];
}
return true;
}
static struct osdpart *generate_osd(d3d_priv *priv, struct sub_bitmaps *imgs)
{
if (imgs->num_parts == 0 || !priv->osd_fmt_table[imgs->format])
return NULL;
struct osdpart *osd = priv->osd[imgs->render_index];
if (imgs->change_id != osd->change_id)
upload_osd(priv, osd, imgs);
return osd->num_vertices ? osd : NULL;
}
static void draw_osd_cb(void *ctx, struct sub_bitmaps *imgs)
{
d3d_priv *priv = ctx;
struct osdpart *osd = generate_osd(priv, imgs);
if (!osd)
return;
d3d_begin_scene(priv);
IDirect3DDevice9_SetRenderState(priv->d3d_device,
D3DRS_ALPHABLENDENABLE, TRUE);
IDirect3DDevice9_SetTexture(priv->d3d_device, 0,
d3dtex_get_render_texture(priv, &osd->texture));
if (imgs->format == SUBBITMAP_LIBASS) {
// do not use the color value from the A8 texture, because that is black
IDirect3DDevice9_SetRenderState(priv->d3d_device,D3DRS_TEXTUREFACTOR,
0xFFFFFFFF);
IDirect3DDevice9_SetTextureStageState(priv->d3d_device,0,
D3DTSS_COLORARG1, D3DTA_TFACTOR);
IDirect3DDevice9_SetTextureStageState(priv->d3d_device, 0,
D3DTSS_ALPHAOP, D3DTOP_MODULATE);
} else {
IDirect3DDevice9_SetRenderState(priv->d3d_device, D3DRS_SRCBLEND,
D3DBLEND_ONE);
}
IDirect3DDevice9_SetFVF(priv->d3d_device, D3DFVF_OSD_VERTEX);
IDirect3DDevice9_DrawPrimitiveUP(priv->d3d_device, D3DPT_TRIANGLELIST,
osd->num_vertices / 3,
osd->vertices, sizeof(vertex_osd));
IDirect3DDevice9_SetTextureStageState(priv->d3d_device,0,
D3DTSS_COLORARG1, D3DTA_TEXTURE);
IDirect3DDevice9_SetTextureStageState(priv->d3d_device, 0,
D3DTSS_ALPHAOP, D3DTOP_SELECTARG1);
IDirect3DDevice9_SetRenderState(priv->d3d_device,
D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
IDirect3DDevice9_SetTexture(priv->d3d_device, 0, NULL);
IDirect3DDevice9_SetRenderState(priv->d3d_device,
D3DRS_ALPHABLENDENABLE, FALSE);
}
static void draw_osd(struct vo *vo)
{
d3d_priv *priv = vo->priv;
if (!priv->d3d_device)
return;
bool osd_fmt_supported[SUBBITMAP_COUNT];
for (int n = 0; n < SUBBITMAP_COUNT; n++)
osd_fmt_supported[n] = !!priv->osd_fmt_table[n];
osd_draw(vo->osd, priv->osd_res, priv->osd_pts, 0, osd_fmt_supported,
draw_osd_cb, priv);
}
#define OPT_BASE_STRUCT d3d_priv
static const struct m_option opts[] = {
{"prefer-stretchrect", OPT_FLAG(opt_prefer_stretchrect)},
{"disable-textures", OPT_FLAG(opt_disable_textures)},
{"disable-stretchrect", OPT_FLAG(opt_disable_stretchrect)},
{"disable-shaders", OPT_FLAG(opt_disable_shaders)},
{"only-8bit", OPT_FLAG(opt_only_8bit)},
{"force-power-of-2", OPT_FLAG(opt_force_power_of_2)},
{"disable-texture-align", OPT_FLAG(opt_disable_texture_align)},
{"texture-memory", OPT_CHOICE(opt_texture_memory,
{"default", 0},
{"managed", 1},
{"default-pool", 2},
{"default-pool-shadow", 3},
{"scratch", 4})},
{"swap-discard", OPT_FLAG(opt_swap_discard)},
{"exact-backbuffer", OPT_FLAG(opt_exact_backbuffer)},
{0}
};
const struct vo_driver video_out_direct3d = {
.description = "Direct3D 9 Renderer",
.name = "direct3d",
.preinit = preinit,
.query_format = query_format,
.reconfig = reconfig,
.control = control,
.draw_image = draw_image,
.flip_page = flip_page,
.uninit = uninit,
.priv_size = sizeof(d3d_priv),
.options = opts,
.options_prefix = "vo-direct3d",
};
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