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mpv/libvo/vo_direct3d.c

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/*
* Copyright (c) 2008 Georgi Petrov (gogothebee) <gogothebee@gmail.com>
*
* This file is part of MPlayer.
*
* MPlayer 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.
*
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <windows.h>
#include <errno.h>
#include <stdio.h>
#include <d3d9.h>
#include "config.h"
#include "video_out.h"
#include "video_out_internal.h"
#include "fastmemcpy.h"
#include "mp_msg.h"
#include "aspect.h"
#include "w32_common.h"
#include "libavutil/common.h"
static const vo_info_t info =
{
"Direct3D 9 Renderer",
"direct3d",
"Georgi Petrov (gogothebee) <gogothebee@gmail.com>",
""
};
/*
* Link essential libvo functions: preinit, config, control, draw_frame,
* draw_slice, draw_osd, flip_page, check_events, uninit and
* the structure info.
*/
const LIBVO_EXTERN(direct3d)
/* Global variables "priv" structure. I try to keep their count low.
*/
static struct global_priv {
int is_paused; /**< 1 = Movie is paused,
0 = Movie is not paused */
int is_clear_needed; /**< 1 = Clear the backbuffer before StretchRect
0 = (default) Don't clear it */
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 */
D3DFORMAT movie_src_fmt; /**< Movie colorspace format (depends on
the movie's codec) */
D3DFORMAT desktop_fmt; /**< Desktop (screen) colorspace format.
Usually XRGB */
LPDIRECT3D9 d3d_handle; /**< Direct3D Handle */
LPDIRECT3DDEVICE9 d3d_device; /**< The Direct3D Adapter */
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) */
} *priv;
typedef struct {
const unsigned int mplayer_fmt; /**< Given by MPlayer */
const D3DFORMAT fourcc; /**< Required by D3D's test function */
} struct_fmt_table;
/* Map table from reported MPlayer format to the required
fourcc. This is needed to perform the format query. */
static const struct_fmt_table fmt_table[] = {
{IMGFMT_YV12, MAKEFOURCC('Y','V','1','2')},
{IMGFMT_I420, MAKEFOURCC('I','4','2','0')},
{IMGFMT_IYUV, MAKEFOURCC('I','Y','U','V')},
{IMGFMT_YVU9, MAKEFOURCC('Y','V','U','9')},
{IMGFMT_YUY2, D3DFMT_YUY2},
{IMGFMT_UYVY, D3DFMT_UYVY},
{IMGFMT_BGR32, D3DFMT_X8R8G8B8},
{IMGFMT_RGB32, D3DFMT_X8B8G8R8},
{IMGFMT_BGR24, D3DFMT_R8G8B8}, //untested
{IMGFMT_BGR16, D3DFMT_R5G6B5},
{IMGFMT_BGR15, D3DFMT_X1R5G5B5},
{IMGFMT_BGR8 , D3DFMT_R3G3B2}, //untested
};
#define DISPLAY_FORMAT_TABLE_ENTRIES (sizeof(fmt_table) / sizeof(fmt_table[0]))
/****************************************************************************
* *
* *
* *
* Direct3D specific implementation functions *
* *
* *
* *
****************************************************************************/
/** @brief Calculate scaled fullscreen movie rectangle with
* preserved aspect ratio.
*/
static void calc_fs_rect(void)
{
int scaled_height = 0;
int scaled_width = 0;
// set default values
priv->fs_movie_rect.left = 0;
priv->fs_movie_rect.right = vo_dwidth;
priv->fs_movie_rect.top = 0;
priv->fs_movie_rect.bottom = vo_dheight;
priv->fs_panscan_rect.left = 0;
priv->fs_panscan_rect.right = priv->src_width;
priv->fs_panscan_rect.top = 0;
priv->fs_panscan_rect.bottom = priv->src_height;
if (!vo_fs) return;
// adjust for fullscreen aspect and panscan
aspect(&scaled_width, &scaled_height, A_ZOOM);
panscan_calc();
scaled_width += vo_panscan_x;
scaled_height += vo_panscan_y;
// note: border is rounded to a multiple of two since at least
// ATI drivers can not handle odd values with YV12 input
if (scaled_width > vo_dwidth) {
int border = priv->src_width * (scaled_width - vo_dwidth) / scaled_width;
border = (border / 2 + 1) & ~1;
priv->fs_panscan_rect.left = border;
priv->fs_panscan_rect.right = priv->src_width - border;
} else {
priv->fs_movie_rect.left = (vo_dwidth - scaled_width) / 2;
priv->fs_movie_rect.right = priv->fs_movie_rect.left + scaled_width;
}
if (scaled_height > vo_dheight) {
int border = priv->src_height * (scaled_height - vo_dheight) / scaled_height;
border = (border / 2 + 1) & ~1;
priv->fs_panscan_rect.top = border;
priv->fs_panscan_rect.bottom = priv->src_height - border;
} else {
priv->fs_movie_rect.top = (vo_dheight - scaled_height) / 2;
priv->fs_movie_rect.bottom = priv->fs_movie_rect.top + scaled_height;
}
mp_msg(MSGT_VO, MSGL_V,
"<vo_direct3d>Fullscreen Movie Rect: t: %ld, l: %ld, r: %ld, b:%ld\r\n",
priv->fs_movie_rect.top, priv->fs_movie_rect.left,
priv->fs_movie_rect.right, priv->fs_movie_rect.bottom);
/* The backbuffer should be cleared before next StretchRect. This is
* necessary because our new draw area could be smaller than the
* previous one used by StretchRect and without it, leftovers from the
* previous frame will be left. */
priv->is_clear_needed = 1;
}
/** @brief Destroy D3D Offscreen and Backbuffer surfaces.
*/
static void destroy_d3d_surfaces(void)
{
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>destroy_d3d_surfaces called\r\n");
/* Let's destroy the old (if any) D3D Surfaces */
if (priv->locked_rect.pBits) {
IDirect3DSurface9_UnlockRect(priv->d3d_surface);
priv->locked_rect.pBits = NULL;
}
if (priv->d3d_surface) {
IDirect3DSurface9_Release(priv->d3d_surface);
priv->d3d_surface = NULL;
}
if (priv->d3d_backbuf) {
IDirect3DSurface9_Release(priv->d3d_backbuf);
priv->d3d_backbuf = NULL;
}
}
/** @brief Create D3D Offscreen and Backbuffer surfaces.
* @return 1 on success, 0 on failure
*/
static int create_d3d_surfaces(void)
{
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d><INFO>create_d3d_surfaces called.\n");
if (FAILED(IDirect3DDevice9_CreateOffscreenPlainSurface(
priv->d3d_device, priv->src_width, priv->src_height,
priv->movie_src_fmt, D3DPOOL_DEFAULT, &priv->d3d_surface, NULL))) {
mp_msg(MSGT_VO, MSGL_ERR,
"<vo_direct3d><INFO>IDirect3D9_CreateOffscreenPlainSurface Failed.\n");
return 0;
}
if (FAILED(IDirect3DDevice9_GetBackBuffer(priv->d3d_device, 0, 0,
D3DBACKBUFFER_TYPE_MONO,
&priv->d3d_backbuf))) {
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>Back Buffer address get failed\n");
return 0;
}
return 1;
}
/** @brief Fill D3D Presentation parameters
*/
static void fill_d3d_presentparams(D3DPRESENT_PARAMETERS *present_params)
{
/* Prepare Direct3D initialization parameters. */
memset(present_params, 0, sizeof(D3DPRESENT_PARAMETERS));
present_params->Windowed = TRUE;
present_params->SwapEffect = D3DSWAPEFFECT_COPY;
present_params->Flags = D3DPRESENTFLAG_VIDEO;
present_params->hDeviceWindow = vo_w32_window; /* w32_common var */
present_params->BackBufferWidth = 0; /* Fill up window Width */
present_params->BackBufferHeight = 0; /* Fill up window Height */
present_params->MultiSampleType = D3DMULTISAMPLE_NONE;
/* D3DPRESENT_INTERVAL_ONE = vsync */
present_params->PresentationInterval = D3DPRESENT_INTERVAL_ONE;
present_params->BackBufferFormat = priv->desktop_fmt;
present_params->BackBufferCount = 1;
present_params->EnableAutoDepthStencil = FALSE;
}
/** @brief Configure initial Direct3D context. The first
* function called to initialize the D3D context.
* @return 1 on success, 0 on failure
*/
static int configure_d3d(void)
{
D3DPRESENT_PARAMETERS present_params;
D3DDISPLAYMODE disp_mode;
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d><INFO>configure_d3d called\n");
/* Get the current desktop display mode, so we can set up a back buffer
* of the same format. */
if (FAILED(IDirect3D9_GetAdapterDisplayMode(priv->d3d_handle,
D3DADAPTER_DEFAULT,
&disp_mode))) {
mp_msg(MSGT_VO, MSGL_ERR,
"<vo_direct3d><INFO>Could not read adapter display mode.\n");
return 0;
}
/* Write current Desktop's colorspace format in the global storage. */
priv->desktop_fmt = disp_mode.Format;
fill_d3d_presentparams(&present_params);
/* vo_w32_window is w32_common variable. It's a handle to the window. */
if (FAILED(IDirect3D9_CreateDevice(priv->d3d_handle,
D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL, vo_w32_window,
D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&present_params, &priv->d3d_device))) {
mp_msg(MSGT_VO, MSGL_ERR,
"<vo_direct3d><INFO>Could not create the D3D device\n");
return 0;
}
if (!create_d3d_surfaces())
return 0;
mp_msg(MSGT_VO, MSGL_V,
"New BackBuffer: Width: %d, Height:%d. VO Dest Width:%d, Height: %d\n",
present_params.BackBufferWidth, present_params.BackBufferHeight,
vo_dwidth, vo_dheight);
calc_fs_rect();
return 1;
}
/** @brief Reconfigure the whole Direct3D. Called only
* when the video adapter becomes uncooperative.
* @return 1 on success, 0 on failure
*/
static int reconfigure_d3d(void)
{
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d><INFO>reconfigure_d3d called.\n");
/* Destroy the Offscreen and Backbuffer surfaces */
destroy_d3d_surfaces();
/* Destroy the D3D Device */
if (priv->d3d_device) {
IDirect3DDevice9_Release(priv->d3d_device);
priv->d3d_device = NULL;
}
/* Stop the whole Direct3D */
IDirect3D9_Release(priv->d3d_handle);
/* Initialize Direct3D from the beginning */
priv->d3d_handle = Direct3DCreate9(D3D_SDK_VERSION);
if (!priv->d3d_handle) {
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>Unable to initialize Direct3D\n");
return -1;
}
/* Configure Direct3D */
if (!configure_d3d())
return 0;
return 1;
}
/** @brief Resize Direct3D context on window resize.
* @return 1 on success, 0 on failure
*/
static int resize_d3d(void)
{
D3DPRESENT_PARAMETERS present_params;
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d><INFO>resize_d3d called.\n");
destroy_d3d_surfaces();
/* Reset the D3D Device with all parameters the same except the new
* width/height.
*/
fill_d3d_presentparams(&present_params);
if (FAILED(IDirect3DDevice9_Reset(priv->d3d_device, &present_params))) {
mp_msg(MSGT_VO, MSGL_ERR,
"<vo_direct3d><INFO>Could not reset the D3D device\n");
return 0;
}
if (!create_d3d_surfaces())
return 0;
mp_msg(MSGT_VO, MSGL_V,
"New BackBuffer: Width: %d, Height:%d. VO Dest Width:%d, Height: %d\n",
present_params.BackBufferWidth, present_params.BackBufferHeight,
vo_dwidth, vo_dheight);
calc_fs_rect();
return 1;
}
/** @brief Uninitialize Direct3D and close the window.
*/
static void uninit_d3d(void)
{
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>uninit_d3d called\r\n");
destroy_d3d_surfaces();
/* Destroy the D3D Device */
if (priv->d3d_device) {
IDirect3DDevice9_Release(priv->d3d_device);
priv->d3d_device = NULL;
}
/* Stop the whole D3D. */
if (priv->d3d_handle) {
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Calling IDirect3D9_Release\r\n");
IDirect3D9_Release(priv->d3d_handle);
}
}
/** @brief Render a frame on the screen.
* @param mpi mpi structure with the decoded frame inside
* @return VO_TRUE on success, VO_ERROR on failure
*/
static uint32_t render_d3d_frame(mp_image_t *mpi)
{
/* Uncomment when direct rendering is implemented.
* if (mpi->flags & MP_IMGFLAG_DIRECT) ...
*/
if (mpi->flags & MP_IMGFLAG_DRAW_CALLBACK)
goto skip_upload;
if (mpi->flags & MP_IMGFLAG_PLANAR) { /* Copy a planar frame. */
draw_slice(mpi->planes, mpi->stride, mpi->w, mpi->h, 0, 0);
goto skip_upload;
}
/* If we're here, then we should lock the rect and copy a packed frame */
if (!priv->locked_rect.pBits) {
if (FAILED(IDirect3DSurface9_LockRect(priv->d3d_surface,
&priv->locked_rect, NULL, 0))) {
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>Surface lock failure\n");
return VO_ERROR;
}
}
memcpy_pic(priv->locked_rect.pBits, mpi->planes[0], mpi->stride[0],
mpi->height, priv->locked_rect.Pitch, mpi->stride[0]);
skip_upload:
/* This unlock is used for both slice_draw path and render_d3d_frame path. */
if (FAILED(IDirect3DSurface9_UnlockRect(priv->d3d_surface))) {
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Surface unlock failure\n");
return VO_ERROR;
}
priv->locked_rect.pBits = NULL;
if (FAILED(IDirect3DDevice9_BeginScene(priv->d3d_device))) {
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>BeginScene failed\n");
return VO_ERROR;
}
if (priv->is_clear_needed) {
IDirect3DDevice9_Clear(priv->d3d_device, 0, NULL,
D3DCLEAR_TARGET, 0, 0, 0);
priv->is_clear_needed = 0;
}
if (FAILED(IDirect3DDevice9_StretchRect(priv->d3d_device,
priv->d3d_surface,
&priv->fs_panscan_rect,
priv->d3d_backbuf,
&priv->fs_movie_rect,
D3DTEXF_LINEAR))) {
mp_msg(MSGT_VO, MSGL_ERR,
"<vo_direct3d>Unable to copy the frame to the back buffer\n");
return VO_ERROR;
}
if (FAILED(IDirect3DDevice9_EndScene(priv->d3d_device))) {
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>EndScene failed\n");
return VO_ERROR;
}
return VO_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(uint32_t movie_fmt)
{
int i;
for (i = 0; i < DISPLAY_FORMAT_TABLE_ENTRIES; i++) {
if (fmt_table[i].mplayer_fmt == movie_fmt) {
/* Test conversion from Movie colorspace to
* display's target colorspace. */
if (FAILED(IDirect3D9_CheckDeviceFormatConversion(priv->d3d_handle,
D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
fmt_table[i].fourcc,
priv->desktop_fmt))) {
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Rejected image format: %s\n",
vo_format_name(fmt_table[i].mplayer_fmt));
return 0;
}
priv->movie_src_fmt = fmt_table[i].fourcc;
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Accepted image format: %s\n",
vo_format_name(fmt_table[i].mplayer_fmt));
return (VFCAP_CSP_SUPPORTED | VFCAP_CSP_SUPPORTED_BY_HW
/*| VFCAP_OSD*/ | VFCAP_HWSCALE_UP | VFCAP_HWSCALE_DOWN);
}
}
return 0;
}
/****************************************************************************
* *
* *
* *
* libvo Control / Callback functions *
* *
* *
* *
****************************************************************************/
/** @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(const char *arg)
{
D3DDISPLAYMODE disp_mode;
/* Set to zero all global variables. */
priv = calloc(1, sizeof(struct global_priv));
if (!priv) {
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>Not enough memory\r\n");
return -1;
}
/* FIXME
> Please use subopt-helper.h for this, see vo_gl.c:preinit for
> an example of how to use it.
*/
priv->d3d_handle = Direct3DCreate9(D3D_SDK_VERSION);
if (!priv->d3d_handle) {
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>Unable to initialize Direct3D\n");
return -1;
}
if (FAILED(IDirect3D9_GetAdapterDisplayMode(priv->d3d_handle,
D3DADAPTER_DEFAULT,
&disp_mode))) {
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>Could not read display mode\n");
return -1;
}
/* Store in priv->desktop_fmt the user desktop's colorspace. Usually XRGB. */
priv->desktop_fmt = disp_mode.Format;
mp_msg(MSGT_VO, MSGL_V, "disp_mode.Width %d, disp_mode.Height %d\n",
disp_mode.Width, disp_mode.Height);
/* w32_common framework call. Configures window on the screen, gets
* fullscreen dimensions and does other useful stuff.
*/
if (!vo_w32_init()) {
mp_msg(MSGT_VO, MSGL_V, "Unable to configure onscreen window\r\n");
return -1;
}
return 0;
}
/** @brief libvo Callback: Handle control requests.
* @return VO_TRUE on success, VO_NOTIMPL when not implemented
*/
static int control(uint32_t request, void *data, ...)
{
switch (request) {
case VOCTRL_QUERY_FORMAT:
return query_format(*(uint32_t*) data);
case VOCTRL_GET_IMAGE: /* Direct Rendering. Not implemented yet. */
mp_msg(MSGT_VO, MSGL_V,
"<vo_direct3d>Direct Rendering request. Not implemented yet\n");
return VO_NOTIMPL;
case VOCTRL_DRAW_IMAGE:
return render_d3d_frame(data);
case VOCTRL_FULLSCREEN:
vo_w32_fullscreen();
resize_d3d();
return VO_TRUE;
case VOCTRL_RESET:
return VO_NOTIMPL;
case VOCTRL_PAUSE:
priv->is_paused = 1;
return VO_TRUE;
case VOCTRL_RESUME:
priv->is_paused = 0;
return VO_TRUE;
case VOCTRL_GUISUPPORT:
return VO_NOTIMPL;
case VOCTRL_SET_EQUALIZER:
return VO_NOTIMPL;
case VOCTRL_GET_EQUALIZER:
return VO_NOTIMPL;
case VOCTRL_ONTOP:
vo_w32_ontop();
return VO_TRUE;
case VOCTRL_BORDER:
vo_w32_border();
resize_d3d();
return VO_TRUE;
case VOCTRL_UPDATE_SCREENINFO:
w32_update_xinerama_info();
return VO_TRUE;
case VOCTRL_SET_PANSCAN:
calc_fs_rect();
return VO_TRUE;
case VOCTRL_GET_PANSCAN:
return VO_TRUE;
}
return VO_FALSE;
}
/** @brief libvo Callback: Configre the Direct3D adapter.
* @param width Movie source width
* @param height Movie source height
* @param d_width Screen (destination) width
* @param d_height Screen (destination) height
* @param options Options bitmap
* @param title Window title
* @param format Movie colorspace format (using MPlayer's
* defines, e.g. IMGFMT_YUY2)
* @return 0 on success, VO_ERROR on failure
*/
static int config(uint32_t width, uint32_t height, uint32_t d_width,
uint32_t d_height, uint32_t options, char *title,
uint32_t format)
{
priv->src_width = width;
priv->src_height = height;
/* w32_common framework call. Creates window on the screen with
* the given coordinates.
*/
if (!vo_w32_config(d_width, d_height, options)) {
mp_msg(MSGT_VO, MSGL_V, "Unable to create onscreen window\r\n");
return VO_ERROR;
}
/* "config" may be called several times, so if this is not the first
* call, we should destroy Direct3D adapter and surfaces before
* calling configure_d3d, which will create them again.
*/
destroy_d3d_surfaces();
/* Destroy the D3D Device */
if (priv->d3d_device) {
IDirect3DDevice9_Release(priv->d3d_device);
priv->d3d_device = NULL;
}
if (!configure_d3d())
return VO_ERROR;
return 0; /* Success */
}
/** @brief libvo Callback: Flip next already drawn frame on the
* screen.
*/
static void flip_page(void)
{
if (FAILED(IDirect3DDevice9_Present(priv->d3d_device, 0, 0, 0, 0))) {
mp_msg(MSGT_VO, MSGL_V,
"<vo_direct3d>Video adapter became uncooperative.\n");
mp_msg(MSGT_VO, MSGL_ERR, "<vo_direct3d>Trying to reinitialize it...\n");
if (!reconfigure_d3d()) {
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Reinitialization Failed.\n");
return;
}
if (FAILED(IDirect3DDevice9_Present(priv->d3d_device, 0, 0, 0, 0))) {
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Reinitialization Failed.\n");
return;
}
else
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Video adapter reinitialized.\n");
}
}
/** @brief libvo Callback: Draw OSD/Subtitles,
*/
static void draw_osd(void)
{
}
/** @brief libvo Callback: Uninitializes all pointers and closes
* all D3D related stuff,
*/
static void uninit(void)
{
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Uninitialization\r\n");
uninit_d3d();
vo_w32_uninit(); /* w32_common framework call */
free(priv);
priv = NULL;
}
/** @brief libvo Callback: Handles video window events.
*/
static void check_events(void)
{
int flags;
/* w32_common framework call. Handles video window events.
* Updates global libvo's vo_dwidth/vo_dheight upon resize
* with the new window width/height.
*/
flags = vo_w32_check_events();
if (flags & VO_EVENT_RESIZE)
resize_d3d();
if ((flags & VO_EVENT_EXPOSE) && priv->is_paused)
flip_page();
}
/** @brief libvo Callback: Draw slice
* @return 0 on success
*/
static int draw_slice(uint8_t *src[], int stride[], int w,int h,int x,int y )
{
char *my_src; /**< Pointer to the source image */
char *dst; /**< Pointer to the destination image */
int uv_stride; /**< Stride of the U/V planes */
/* Lock the offscreen surface if it's not already locked. */
if (!priv->locked_rect.pBits) {
if (FAILED(IDirect3DSurface9_LockRect(priv->d3d_surface,
&priv->locked_rect, NULL, 0))) {
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>Surface lock failure\n");
return VO_FALSE;
}
}
uv_stride = priv->locked_rect.Pitch / 2;
/* Copy Y */
dst = priv->locked_rect.pBits;
dst = dst + priv->locked_rect.Pitch * y + x;
my_src = src[0];
memcpy_pic(dst, my_src, w, h, priv->locked_rect.Pitch, stride[0]);
w /= 2;
h /= 2;
x /= 2;
y /= 2;
/* Copy U */
dst = priv->locked_rect.pBits;
dst = dst + priv->locked_rect.Pitch * priv->src_height
+ uv_stride * y + x;
if (priv->movie_src_fmt == MAKEFOURCC('Y','V','1','2'))
my_src = src[2];
else
my_src = src[1];
memcpy_pic(dst, my_src, w, h, uv_stride, stride[1]);
/* Copy V */
dst = priv->locked_rect.pBits;
dst = dst + priv->locked_rect.Pitch * priv->src_height
+ uv_stride * (priv->src_height / 2) + uv_stride * y + x;
if (priv->movie_src_fmt == MAKEFOURCC('Y','V','1','2'))
my_src=src[1];
else
my_src=src[2];
memcpy_pic(dst, my_src, w, h, uv_stride, stride[2]);
return 0; /* Success */
}
/** @brief libvo Callback: Unused function
*/
static int draw_frame(uint8_t *src[])
{
mp_msg(MSGT_VO, MSGL_V, "<vo_direct3d>draw_frame called\n");
return VO_FALSE;
}
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