/
LinuxRendererGL.cpp
3411 lines (2868 loc) · 95.5 KB
/
LinuxRendererGL.cpp
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/*
* XBMC Media Center
* Linux OpenGL Renderer
* Copyright (c) 2007 Frodo/jcmarshall/vulkanr/d4rk
*
* Based on XBoxRenderer by Frodo/jcmarshall
* Portions Copyright (c) by the authors of ffmpeg / xvid /mplayer
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "system.h"
#if (defined HAVE_CONFIG_H) && (!defined WIN32)
#include "config.h"
#endif
#ifdef HAS_GL
#include <locale.h>
#include "LinuxRendererGL.h"
#include "Application.h"
#include "settings/Settings.h"
#include "settings/AdvancedSettings.h"
#include "settings/GUISettings.h"
#include "VideoShaders/YUV2RGBShader.h"
#include "VideoShaders/VideoFilterShader.h"
#include "windowing/WindowingFactory.h"
#include "dialogs/GUIDialogKaiToast.h"
#include "guilib/Texture.h"
#include "guilib/LocalizeStrings.h"
#include "threads/SingleLock.h"
#include "DllSwScale.h"
#include "utils/log.h"
#include "utils/GLUtils.h"
#include "RenderCapture.h"
#include "RenderFormats.h"
#ifdef HAVE_LIBVDPAU
#include "cores/dvdplayer/DVDCodecs/Video/VDPAU.h"
#endif
#ifdef HAVE_LIBVA
#include <va/va.h>
#include <va/va_x11.h>
#include <va/va_glx.h>
#include "cores/dvdplayer/DVDCodecs/Video/VAAPI.h"
#define USE_VAAPI_GLX_BIND \
(VA_MAJOR_VERSION == 0 && \
((VA_MINOR_VERSION == 30 && \
VA_MICRO_VERSION == 4 && VA_SDS_VERSION >= 5) || \
(VA_MINOR_VERSION == 31 && \
VA_MICRO_VERSION == 0 && VA_SDS_VERSION < 5)))
#endif
#ifdef TARGET_DARWIN
#include "osx/CocoaInterface.h"
#include <CoreVideo/CoreVideo.h>
#include <OpenGL/CGLIOSurface.h>
#endif
#ifdef HAS_GLX
#include <GL/glx.h>
#endif
//due to a bug on osx nvidia, using gltexsubimage2d with a pbo bound and a null pointer
//screws up the alpha, an offset fixes this, there might still be a problem if stride + PBO_OFFSET
//is a multiple of 128 and deinterlacing is on
#define PBO_OFFSET 16
using namespace Shaders;
static const GLubyte stipple_weave[] = {
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF,
0x00, 0x00, 0x00, 0x00,
};
CLinuxRendererGL::YUVBUFFER::YUVBUFFER()
#ifdef HAVE_LIBVA
: vaapi(*(new VAAPI::CHolder()))
#endif
{
memset(&fields, 0, sizeof(fields));
memset(&image , 0, sizeof(image));
memset(&pbo , 0, sizeof(pbo));
flipindex = 0;
#ifdef HAVE_LIBVDPAU
vdpau = NULL;
#endif
}
CLinuxRendererGL::YUVBUFFER::~YUVBUFFER()
{
#ifdef HAVE_LIBVA
delete &vaapi;
#endif
}
CLinuxRendererGL::CLinuxRendererGL()
{
m_textureTarget = GL_TEXTURE_2D;
for (int i = 0; i < NUM_BUFFERS; i++)
{
m_eventTexturesDone[i] = new CEvent(false,true);
#ifdef TARGET_DARWIN
m_buffers[i].cvBufferRef = NULL;
#endif
}
m_renderMethod = RENDER_GLSL;
m_renderQuality = RQ_SINGLEPASS;
m_iFlags = 0;
m_format = RENDER_FMT_NONE;
m_iYV12RenderBuffer = 0;
m_flipindex = 0;
m_currentField = FIELD_FULL;
m_reloadShaders = 0;
m_pYUVShader = NULL;
m_pVideoFilterShader = NULL;
m_scalingMethod = VS_SCALINGMETHOD_LINEAR;
m_scalingMethodGui = (ESCALINGMETHOD)-1;
// default texture handlers to YUV
m_textureUpload = &CLinuxRendererGL::UploadYV12Texture;
m_textureCreate = &CLinuxRendererGL::CreateYV12Texture;
m_textureDelete = &CLinuxRendererGL::DeleteYV12Texture;
m_rgbBuffer = NULL;
m_rgbBufferSize = 0;
m_context = NULL;
m_rgbPbo = 0;
m_dllSwScale = new DllSwScale;
}
CLinuxRendererGL::~CLinuxRendererGL()
{
UnInit();
for (int i = 0; i < NUM_BUFFERS; i++)
delete m_eventTexturesDone[i];
if (m_rgbPbo)
{
glDeleteBuffersARB(1, &m_rgbPbo);
m_rgbPbo = 0;
m_rgbBuffer = NULL;
}
else
{
delete [] m_rgbBuffer;
m_rgbBuffer = NULL;
}
if (m_context)
{
m_dllSwScale->sws_freeContext(m_context);
m_context = NULL;
}
if (m_pYUVShader)
{
m_pYUVShader->Free();
delete m_pYUVShader;
m_pYUVShader = NULL;
}
delete m_dllSwScale;
}
bool CLinuxRendererGL::ValidateRenderer()
{
if (!m_bConfigured)
return false;
// if its first pass, just init textures and return
if (ValidateRenderTarget())
return false;
// this needs to be checked after texture validation
if (!m_bImageReady)
return false;
int index = m_iYV12RenderBuffer;
YUVBUFFER& buf = m_buffers[index];
if (!buf.fields[FIELD_FULL][0].id)
return false;
if (buf.image.flags==0)
return false;
return true;
}
void CLinuxRendererGL::ManageTextures()
{
m_NumYV12Buffers = 2;
//m_iYV12RenderBuffer = 0;
return;
}
bool CLinuxRendererGL::ValidateRenderTarget()
{
if (!m_bValidated)
{
if ((m_format == RENDER_FMT_CVBREF) ||
(!glewIsSupported("GL_ARB_texture_non_power_of_two") && glewIsSupported("GL_ARB_texture_rectangle")))
{
CLog::Log(LOGNOTICE,"Using GL_TEXTURE_RECTANGLE_ARB");
m_textureTarget = GL_TEXTURE_RECTANGLE_ARB;
}
else
CLog::Log(LOGNOTICE,"Using GL_TEXTURE_2D");
// create the yuv textures
LoadShaders();
for (int i = 0 ; i < m_NumYV12Buffers ; i++)
(this->*m_textureCreate)(i);
m_bValidated = true;
return true;
}
return false;
}
bool CLinuxRendererGL::Configure(unsigned int width, unsigned int height, unsigned int d_width, unsigned int d_height, float fps, unsigned flags, ERenderFormat format, unsigned extended_format, unsigned int orientation)
{
m_sourceWidth = width;
m_sourceHeight = height;
m_renderOrientation = orientation;
m_fps = fps;
// Save the flags.
m_iFlags = flags;
m_format = format;
// Calculate the input frame aspect ratio.
CalculateFrameAspectRatio(d_width, d_height);
ChooseBestResolution(fps);
SetViewMode(g_settings.m_currentVideoSettings.m_ViewMode);
ManageDisplay();
m_bConfigured = true;
m_bImageReady = false;
m_scalingMethodGui = (ESCALINGMETHOD)-1;
// Ensure that textures are recreated and rendering starts only after the 1st
// frame is loaded after every call to Configure().
m_bValidated = false;
for (int i = 0 ; i<m_NumYV12Buffers ; i++)
m_buffers[i].image.flags = 0;
m_iLastRenderBuffer = -1;
m_nonLinStretch = false;
m_nonLinStretchGui = false;
m_pixelRatio = 1.0;
m_pboSupported = glewIsSupported("GL_ARB_pixel_buffer_object") && g_guiSettings.GetBool("videoplayer.usepbo");
return true;
}
int CLinuxRendererGL::NextYV12Texture()
{
return (m_iYV12RenderBuffer + 1) % m_NumYV12Buffers;
}
int CLinuxRendererGL::GetImage(YV12Image *image, int source, bool readonly)
{
if (!image) return -1;
if (!m_bValidated) return -1;
/* take next available buffer */
if( source == AUTOSOURCE )
source = NextYV12Texture();
YV12Image &im = m_buffers[source].image;
if ((im.flags&(~IMAGE_FLAG_READY)) != 0)
{
CLog::Log(LOGDEBUG, "CLinuxRenderer::GetImage - request image but none to give");
return -1;
}
if( readonly )
im.flags |= IMAGE_FLAG_READING;
else
{
if( ! m_eventTexturesDone[source]->WaitMSec(500))
CLog::Log(LOGWARNING, "%s - Timeout waiting for texture %d", __FUNCTION__, source);
im.flags |= IMAGE_FLAG_WRITING;
}
// copy the image - should be operator of YV12Image
for (int p=0;p<MAX_PLANES;p++)
{
image->plane[p] = im.plane[p];
image->stride[p] = im.stride[p];
}
image->width = im.width;
image->height = im.height;
image->flags = im.flags;
image->cshift_x = im.cshift_x;
image->cshift_y = im.cshift_y;
image->bpp = im.bpp;
return source;
return -1;
}
void CLinuxRendererGL::ReleaseImage(int source, bool preserve)
{
YV12Image &im = m_buffers[source].image;
if( im.flags & IMAGE_FLAG_WRITING )
m_eventTexturesDone[source]->Set();
im.flags &= ~IMAGE_FLAG_INUSE;
im.flags |= IMAGE_FLAG_READY;
/* if image should be preserved reserve it so it's not auto seleceted */
if( preserve )
im.flags |= IMAGE_FLAG_RESERVED;
m_bImageReady = true;
}
void CLinuxRendererGL::CalculateTextureSourceRects(int source, int num_planes)
{
YUVBUFFER& buf = m_buffers[source];
YV12Image* im = &buf.image;
YUVFIELDS& fields = buf.fields;
// calculate the source rectangle
for(int field = 0; field < 3; field++)
{
for(int plane = 0; plane < num_planes; plane++)
{
YUVPLANE& p = fields[field][plane];
p.rect = m_sourceRect;
p.width = im->width;
p.height = im->height;
if(field != FIELD_FULL)
{
/* correct for field offsets and chroma offsets */
float offset_y = 0.5;
if(plane != 0)
offset_y += 0.5;
if(field == FIELD_BOT)
offset_y *= -1;
p.rect.y1 += offset_y;
p.rect.y2 += offset_y;
/* half the height if this is a field */
p.height *= 0.5f;
p.rect.y1 *= 0.5f;
p.rect.y2 *= 0.5f;
}
if(plane != 0)
{
p.width /= 1 << im->cshift_x;
p.height /= 1 << im->cshift_y;
p.rect.x1 /= 1 << im->cshift_x;
p.rect.x2 /= 1 << im->cshift_x;
p.rect.y1 /= 1 << im->cshift_y;
p.rect.y2 /= 1 << im->cshift_y;
}
p.height /= p.pixpertex_y;
p.rect.y1 /= p.pixpertex_y;
p.rect.y2 /= p.pixpertex_y;
p.width /= p.pixpertex_x;
p.rect.x1 /= p.pixpertex_x;
p.rect.x2 /= p.pixpertex_x;
if (m_textureTarget == GL_TEXTURE_2D)
{
p.height /= p.texheight;
p.rect.y1 /= p.texheight;
p.rect.y2 /= p.texheight;
p.width /= p.texwidth;
p.rect.x1 /= p.texwidth;
p.rect.x2 /= p.texwidth;
}
}
}
}
void CLinuxRendererGL::LoadPlane( YUVPLANE& plane, int type, unsigned flipindex
, unsigned width, unsigned height
, int stride, int bpp, void* data, GLuint* pbo/*= NULL*/)
{
if(plane.flipindex == flipindex)
return;
//if no pbo given, use the plane pbo
GLuint currPbo;
if (pbo)
currPbo = *pbo;
else
currPbo = plane.pbo;
if(currPbo)
glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_ARB, currPbo);
int bps = bpp * glFormatElementByteCount(type);
unsigned datatype;
if(bpp == 2)
datatype = GL_UNSIGNED_SHORT;
else
datatype = GL_UNSIGNED_BYTE;
glPixelStorei(GL_UNPACK_ROW_LENGTH, stride / bps);
glBindTexture(m_textureTarget, plane.id);
glTexSubImage2D(m_textureTarget, 0, 0, 0, width, height, type, datatype, data);
/* check if we need to load any border pixels */
if(height < plane.texheight)
glTexSubImage2D( m_textureTarget, 0
, 0, height, width, 1
, type, datatype
, (unsigned char*)data + stride * (height-1));
if(width < plane.texwidth)
glTexSubImage2D( m_textureTarget, 0
, width, 0, 1, height
, type, datatype
, (unsigned char*)data + bps * (width-1));
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
glBindTexture(m_textureTarget, 0);
if(currPbo)
glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_ARB, 0);
plane.flipindex = flipindex;
}
void CLinuxRendererGL::UploadYV12Texture(int source)
{
YUVBUFFER& buf = m_buffers[source];
YV12Image* im = &buf.image;
YUVFIELDS& fields = buf.fields;
if (!(im->flags&IMAGE_FLAG_READY))
{
m_eventTexturesDone[source]->Set();
return;
}
bool deinterlacing;
if (m_currentField == FIELD_FULL)
deinterlacing = false;
else
deinterlacing = true;
glEnable(m_textureTarget);
VerifyGLState();
glPixelStorei(GL_UNPACK_ALIGNMENT,1);
if (deinterlacing)
{
// Load Even Y Field
LoadPlane( fields[FIELD_TOP][0] , GL_LUMINANCE, buf.flipindex
, im->width, im->height >> 1
, im->stride[0]*2, im->bpp, im->plane[0] );
//load Odd Y Field
LoadPlane( fields[FIELD_BOT][0], GL_LUMINANCE, buf.flipindex
, im->width, im->height >> 1
, im->stride[0]*2, im->bpp, im->plane[0] + im->stride[0]) ;
// Load Even U & V Fields
LoadPlane( fields[FIELD_TOP][1], GL_LUMINANCE, buf.flipindex
, im->width >> im->cshift_x, im->height >> (im->cshift_y + 1)
, im->stride[1]*2, im->bpp, im->plane[1] );
LoadPlane( fields[FIELD_TOP][2], GL_ALPHA, buf.flipindex
, im->width >> im->cshift_x, im->height >> (im->cshift_y + 1)
, im->stride[2]*2, im->bpp, im->plane[2] );
// Load Odd U & V Fields
LoadPlane( fields[FIELD_BOT][1], GL_LUMINANCE, buf.flipindex
, im->width >> im->cshift_x, im->height >> (im->cshift_y + 1)
, im->stride[1]*2, im->bpp, im->plane[1] + im->stride[1] );
LoadPlane( fields[FIELD_BOT][2], GL_ALPHA, buf.flipindex
, im->width >> im->cshift_x, im->height >> (im->cshift_y + 1)
, im->stride[2]*2, im->bpp, im->plane[2] + im->stride[2] );
}
else
{
//Load Y plane
LoadPlane( fields[FIELD_FULL][0], GL_LUMINANCE, buf.flipindex
, im->width, im->height
, im->stride[0], im->bpp, im->plane[0] );
//load U plane
LoadPlane( fields[FIELD_FULL][1], GL_LUMINANCE, buf.flipindex
, im->width >> im->cshift_x, im->height >> im->cshift_y
, im->stride[1], im->bpp, im->plane[1] );
//load V plane
LoadPlane( fields[FIELD_FULL][2], GL_ALPHA, buf.flipindex
, im->width >> im->cshift_x, im->height >> im->cshift_y
, im->stride[2], im->bpp, im->plane[2] );
}
m_eventTexturesDone[source]->Set();
VerifyGLState();
CalculateTextureSourceRects(source, 3);
glDisable(m_textureTarget);
}
void CLinuxRendererGL::Reset()
{
for(int i=0; i<m_NumYV12Buffers; i++)
{
/* reset all image flags, this will cleanup textures later */
m_buffers[i].image.flags = 0;
/* reset texture locks, a bit ugly, could result in tearing */
m_eventTexturesDone[i]->Set();
}
}
void CLinuxRendererGL::Flush()
{
if (!m_bValidated)
return;
glFinish();
for (int i = 0 ; i < m_NumYV12Buffers ; i++)
(this->*m_textureDelete)(i);
glFinish();
m_bValidated = false;
}
void CLinuxRendererGL::Update(bool bPauseDrawing)
{
if (!m_bConfigured) return;
ManageDisplay();
ManageTextures();
}
void CLinuxRendererGL::RenderUpdate(bool clear, DWORD flags, DWORD alpha)
{
int index = m_iYV12RenderBuffer;
if (!ValidateRenderer())
{
if (clear) //if clear is set, we're expected to overwrite all backbuffer pixels, even if we have nothing to render
ClearBackBuffer();
return;
}
ManageDisplay();
ManageTextures();
g_graphicsContext.BeginPaint();
if( !m_eventTexturesDone[index]->WaitMSec(500))
{
CLog::Log(LOGWARNING, "%s - Timeout waiting for texture %d", __FUNCTION__, index);
// render the previous frame if this one isn't ready yet
if (m_iLastRenderBuffer > -1)
{
m_iYV12RenderBuffer = m_iLastRenderBuffer;
index = m_iYV12RenderBuffer;
}
}
if (clear)
{
//draw black bars when video is not transparent, clear the entire backbuffer when it is
if (alpha == 255)
DrawBlackBars();
else
ClearBackBuffer();
}
if (alpha<255)
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glColor4f(1.0f, 1.0f, 1.0f, alpha / 255.0f);
}
else
{
glDisable(GL_BLEND);
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
}
if(flags & RENDER_FLAG_WEAVE)
{
int top_index = index;
int bot_index = index;
if((flags & RENDER_FLAG_FIELD0) && m_iLastRenderBuffer > -1)
{
if(flags & RENDER_FLAG_TOP)
bot_index = m_iLastRenderBuffer;
else
top_index = m_iLastRenderBuffer;
}
glEnable(GL_POLYGON_STIPPLE);
glPolygonStipple(stipple_weave);
Render((flags & ~RENDER_FLAG_FIELDMASK) | RENDER_FLAG_TOP, top_index);
glPolygonStipple(stipple_weave+4);
Render((flags & ~RENDER_FLAG_FIELDMASK) | RENDER_FLAG_BOT, bot_index);
glDisable(GL_POLYGON_STIPPLE);
}
else
Render(flags, index);
VerifyGLState();
glEnable(GL_BLEND);
glFlush();
g_graphicsContext.EndPaint();
}
void CLinuxRendererGL::ClearBackBuffer()
{
//set the entire backbuffer to black
glClearColor(m_clearColour, m_clearColour, m_clearColour, 0);
glClear(GL_COLOR_BUFFER_BIT);
glClearColor(0,0,0,0);
}
//draw black bars around the video quad, this is more efficient than glClear()
//since it only sets pixels to black that aren't going to be overwritten by the video
void CLinuxRendererGL::DrawBlackBars()
{
glColor4f(m_clearColour, m_clearColour, m_clearColour, 1.0f);
glDisable(GL_BLEND);
glBegin(GL_QUADS);
//top quad
if (m_rotatedDestCoords[0].y > 0.0)
{
glVertex4f(0.0, 0.0, 0.0, 1.0);
glVertex4f(g_graphicsContext.GetWidth(), 0.0, 0.0, 1.0);
glVertex4f(g_graphicsContext.GetWidth(), m_rotatedDestCoords[0].y, 0.0, 1.0);
glVertex4f(0.0, m_rotatedDestCoords[0].y, 0.0, 1.0);
}
//bottom quad
if (m_rotatedDestCoords[2].y < g_graphicsContext.GetHeight())
{
glVertex4f(0.0, m_rotatedDestCoords[2].y, 0.0, 1.0);
glVertex4f(g_graphicsContext.GetWidth(), m_rotatedDestCoords[2].y, 0.0, 1.0);
glVertex4f(g_graphicsContext.GetWidth(), g_graphicsContext.GetHeight(), 0.0, 1.0);
glVertex4f(0.0, g_graphicsContext.GetHeight(), 0.0, 1.0);
}
//left quad
if (m_rotatedDestCoords[0].x > 0.0)
{
glVertex4f(0.0, m_rotatedDestCoords[0].y, 0.0, 1.0);
glVertex4f(m_rotatedDestCoords[0].x, m_rotatedDestCoords[0].y, 0.0, 1.0);
glVertex4f(m_rotatedDestCoords[0].x, m_rotatedDestCoords[2].y, 0.0, 1.0);
glVertex4f(0.0, m_rotatedDestCoords[2].y, 0.0, 1.0);
}
//right quad
if (m_rotatedDestCoords[2].x < g_graphicsContext.GetWidth())
{
glVertex4f(m_rotatedDestCoords[2].x, m_rotatedDestCoords[0].y, 0.0, 1.0);
glVertex4f(g_graphicsContext.GetWidth(), m_rotatedDestCoords[0].y, 0.0, 1.0);
glVertex4f(g_graphicsContext.GetWidth(), m_rotatedDestCoords[2].y, 0.0, 1.0);
glVertex4f(m_rotatedDestCoords[2].x, m_rotatedDestCoords[2].y, 0.0, 1.0);
}
glEnd();
}
void CLinuxRendererGL::FlipPage(int source)
{
UnBindPbo(m_buffers[m_iYV12RenderBuffer]);
m_iLastRenderBuffer = m_iYV12RenderBuffer;
if( source >= 0 && source < m_NumYV12Buffers )
m_iYV12RenderBuffer = source;
else
m_iYV12RenderBuffer = NextYV12Texture();
BindPbo(m_buffers[m_iYV12RenderBuffer]);
m_buffers[m_iYV12RenderBuffer].flipindex = ++m_flipindex;
#ifdef HAVE_LIBVDPAU
if((m_renderMethod & RENDER_VDPAU) && m_buffers[m_iYV12RenderBuffer].vdpau)
m_buffers[m_iYV12RenderBuffer].vdpau->Present();
#endif
return;
}
unsigned int CLinuxRendererGL::PreInit()
{
CSingleLock lock(g_graphicsContext);
m_bConfigured = false;
m_bValidated = false;
UnInit();
m_resolution = g_guiSettings.m_LookAndFeelResolution;
if ( m_resolution == RES_WINDOW )
m_resolution = RES_DESKTOP;
m_iYV12RenderBuffer = 0;
m_NumYV12Buffers = 2;
m_formats.push_back(RENDER_FMT_YUV420P);
GLint size;
glTexImage2D(GL_PROXY_TEXTURE_2D, 0, GL_LUMINANCE16, NP2(1920), NP2(1080), 0, GL_LUMINANCE, GL_UNSIGNED_SHORT, NULL);
glGetTexLevelParameteriv(GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_LUMINANCE_SIZE, &size);
if(size >= 16)
{
m_formats.push_back(RENDER_FMT_YUV420P10);
m_formats.push_back(RENDER_FMT_YUV420P16);
}
CLog::Log(LOGDEBUG, "CLinuxRendererGL::PreInit - precision of luminance 16 is %d", size);
m_formats.push_back(RENDER_FMT_NV12);
m_formats.push_back(RENDER_FMT_YUYV422);
m_formats.push_back(RENDER_FMT_UYVY422);
#ifdef TARGET_DARWIN
m_formats.push_back(RENDER_FMT_CVBREF);
#endif
// setup the background colour
m_clearColour = (float)(g_advancedSettings.m_videoBlackBarColour & 0xff) / 0xff;
if (!m_dllSwScale->Load())
CLog::Log(LOGERROR,"CLinuxRendererGL::PreInit - failed to load rescale libraries!");
return true;
}
void CLinuxRendererGL::UpdateVideoFilter()
{
bool pixelRatioChanged = (g_settings.m_fPixelRatio > 1.001f || g_settings.m_fPixelRatio < 0.999f) !=
(m_pixelRatio > 1.001f || m_pixelRatio < 0.999f);
bool nonLinStretchChanged = false;
if (m_nonLinStretchGui != g_settings.m_bNonLinStretch || pixelRatioChanged)
{
m_nonLinStretchGui = g_settings.m_bNonLinStretch;
m_pixelRatio = g_settings.m_fPixelRatio;
m_reloadShaders = 1;
nonLinStretchChanged = true;
if (m_nonLinStretchGui && (m_pixelRatio < 0.999f || m_pixelRatio > 1.001f) && Supports(RENDERFEATURE_NONLINSTRETCH))
{
m_nonLinStretch = true;
CLog::Log(LOGDEBUG, "GL: Enabling non-linear stretch");
}
else
{
m_nonLinStretch = false;
CLog::Log(LOGDEBUG, "GL: Disabling non-linear stretch");
}
}
if (m_scalingMethodGui == g_settings.m_currentVideoSettings.m_ScalingMethod && !nonLinStretchChanged)
return;
//recompile YUV shader when non-linear stretch is turned on/off
//or when it's on and the scaling method changed
if (m_nonLinStretch || nonLinStretchChanged)
m_reloadShaders = 1;
m_scalingMethodGui = g_settings.m_currentVideoSettings.m_ScalingMethod;
m_scalingMethod = m_scalingMethodGui;
if(!Supports(m_scalingMethod))
{
CLog::Log(LOGWARNING, "CLinuxRendererGL::UpdateVideoFilter - choosen scaling method %d, is not supported by renderer", (int)m_scalingMethod);
m_scalingMethod = VS_SCALINGMETHOD_LINEAR;
}
if (m_pVideoFilterShader)
{
m_pVideoFilterShader->Free();
delete m_pVideoFilterShader;
m_pVideoFilterShader = NULL;
}
m_fbo.Cleanup();
VerifyGLState();
if (m_scalingMethod == VS_SCALINGMETHOD_AUTO)
{
bool scaleSD = m_sourceHeight < 720 && m_sourceWidth < 1280;
bool scaleUp = (int)m_sourceHeight < g_graphicsContext.GetHeight() && (int)m_sourceWidth < g_graphicsContext.GetWidth();
bool scaleFps = m_fps < g_advancedSettings.m_videoAutoScaleMaxFps + 0.01f;
if (Supports(VS_SCALINGMETHOD_LANCZOS3_FAST) && scaleSD && scaleUp && scaleFps)
m_scalingMethod = VS_SCALINGMETHOD_LANCZOS3_FAST;
else
m_scalingMethod = VS_SCALINGMETHOD_LINEAR;
}
switch (m_scalingMethod)
{
case VS_SCALINGMETHOD_NEAREST:
case VS_SCALINGMETHOD_LINEAR:
SetTextureFilter(m_scalingMethod == VS_SCALINGMETHOD_NEAREST ? GL_NEAREST : GL_LINEAR);
m_renderQuality = RQ_SINGLEPASS;
if (((m_renderMethod & RENDER_VDPAU) || (m_renderMethod & RENDER_VAAPI)) && m_nonLinStretch)
{
m_pVideoFilterShader = new StretchFilterShader();
if (!m_pVideoFilterShader->CompileAndLink())
{
CLog::Log(LOGERROR, "GL: Error compiling and linking video filter shader");
break;
}
}
return;
case VS_SCALINGMETHOD_LANCZOS2:
case VS_SCALINGMETHOD_SPLINE36_FAST:
case VS_SCALINGMETHOD_LANCZOS3_FAST:
case VS_SCALINGMETHOD_SPLINE36:
case VS_SCALINGMETHOD_LANCZOS3:
case VS_SCALINGMETHOD_CUBIC:
if (m_renderMethod & RENDER_GLSL)
{
if (!m_fbo.Initialize())
{
CLog::Log(LOGERROR, "GL: Error initializing FBO");
break;
}
if (!m_fbo.CreateAndBindToTexture(GL_TEXTURE_2D, m_sourceWidth, m_sourceHeight, GL_RGBA))
{
CLog::Log(LOGERROR, "GL: Error creating texture and binding to FBO");
break;
}
}
m_pVideoFilterShader = new ConvolutionFilterShader(m_scalingMethod, m_nonLinStretch);
if (!m_pVideoFilterShader->CompileAndLink())
{
CLog::Log(LOGERROR, "GL: Error compiling and linking video filter shader");
break;
}
SetTextureFilter(GL_LINEAR);
m_renderQuality = RQ_MULTIPASS;
return;
case VS_SCALINGMETHOD_BICUBIC_SOFTWARE:
case VS_SCALINGMETHOD_LANCZOS_SOFTWARE:
case VS_SCALINGMETHOD_SINC_SOFTWARE:
case VS_SCALINGMETHOD_SINC8:
case VS_SCALINGMETHOD_NEDI:
CLog::Log(LOGERROR, "GL: TODO: This scaler has not yet been implemented");
break;
default:
break;
}
CGUIDialogKaiToast::QueueNotification(CGUIDialogKaiToast::Error, g_localizeStrings.Get(34400), g_localizeStrings.Get(34401));
CLog::Log(LOGERROR, "GL: Falling back to bilinear due to failure to init scaler");
if (m_pVideoFilterShader)
{
m_pVideoFilterShader->Free();
delete m_pVideoFilterShader;
m_pVideoFilterShader = NULL;
}
m_fbo.Cleanup();
SetTextureFilter(GL_LINEAR);
m_renderQuality = RQ_SINGLEPASS;
}
void CLinuxRendererGL::LoadShaders(int field)
{
if (m_format == RENDER_FMT_VDPAU)
{
CLog::Log(LOGNOTICE, "GL: Using VDPAU render method");
m_renderMethod = RENDER_VDPAU;
}
else if (m_format == RENDER_FMT_VAAPI)
{
CLog::Log(LOGNOTICE, "GL: Using VAAPI render method");
m_renderMethod = RENDER_VAAPI;
}
else if (m_format == RENDER_FMT_CVBREF)
{
CLog::Log(LOGNOTICE, "GL: Using CVBREF render method");
m_renderMethod = RENDER_CVREF;
}
else
{
int requestedMethod = g_guiSettings.GetInt("videoplayer.rendermethod");
CLog::Log(LOGDEBUG, "GL: Requested render method: %d", requestedMethod);
if (m_pYUVShader)
{
m_pYUVShader->Free();
delete m_pYUVShader;
m_pYUVShader = NULL;
}
bool tryGlsl = true;
switch(requestedMethod)
{
case RENDER_METHOD_AUTO:
#if defined(_LINUX) && !defined(__APPLE__)
//with render method set to auto, don't try glsl on ati if we're on linux
//it seems to be broken in a random way with every new driver release
tryGlsl = g_Windowing.GetRenderVendor().Left(3).CompareNoCase("ati") != 0;
#endif
case RENDER_METHOD_GLSL:
// Try GLSL shaders if supported and user requested auto or GLSL.
if (glCreateProgram && tryGlsl)
{
// create regular progressive scan shader
m_pYUVShader = new YUV2RGBProgressiveShader(m_textureTarget==GL_TEXTURE_RECTANGLE_ARB, m_iFlags, m_format,
m_nonLinStretch && m_renderQuality == RQ_SINGLEPASS);
CLog::Log(LOGNOTICE, "GL: Selecting Single Pass YUV 2 RGB shader");
if (m_pYUVShader && m_pYUVShader->CompileAndLink())
{
m_renderMethod = RENDER_GLSL;
UpdateVideoFilter();
break;
}
else
{
m_pYUVShader->Free();
delete m_pYUVShader;
m_pYUVShader = NULL;