gles: fixed, add missing nv12 render format

4 files changed, 257 insertions, 8 deletions

diff --git a/system/shaders/yuv2rgb_basic_gles.glsl b/system/shaders/yuv2rgb_basic_gles.glsl
index 963b1de881..07bae91e8b 100644
--- a/system/shaders/yuv2rgb_basic_gles.glsl
+++ b/system/shaders/yuv2rgb_basic_gles.glsl
@@ -28,10 +28,14 @@ varying vec2      m_cordV;
 uniform float     m_alpha;
 uniform mat4      m_yuvmat;
 
+// handles both YV12 and NV12 formats
 void main()
 {
   vec4 yuv, rgb;
-  yuv.rgba = vec4(texture2D(m_sampY, m_cordY).r, texture2D(m_sampU, m_cordU).r, texture2D(m_sampV, m_cordV).r, 1.0);
+  yuv.rgba = vec4( texture2D(m_sampY, m_cordY).r
+                 , texture2D(m_sampU, m_cordU).g
+                 , texture2D(m_sampV, m_cordV).a
+                 , 1.0);
 
   rgb   = m_yuvmat * yuv;
   rgb.a = m_alpha;
diff --git a/xbmc/cores/VideoRenderers/LinuxRendererGLES.cpp b/xbmc/cores/VideoRenderers/LinuxRendererGLES.cpp
index 505f1949e2..196e460fd1 100644
--- a/xbmc/cores/VideoRenderers/LinuxRendererGLES.cpp
+++ b/xbmc/cores/VideoRenderers/LinuxRendererGLES.cpp
@@ -569,6 +569,7 @@ unsigned int CLinuxRendererGLES::PreInit()
   m_NumYV12Buffers = 2;
 
   m_formats.push_back(RENDER_FMT_YUV420P);
+  m_formats.push_back(RENDER_FMT_NV12);
   m_formats.push_back(RENDER_FMT_BYPASS);
 #if defined(HAVE_LIBOPENMAX)
   m_formats.push_back(RENDER_FMT_OMXEGL);
@@ -779,7 +780,12 @@ void CLinuxRendererGLES::LoadShaders(int field)
     m_textureCreate = &CLinuxRendererGLES::CreateSurfaceTexture;
     m_textureDelete = &CLinuxRendererGLES::DeleteSurfaceTexture;
   }
-
+  else if (m_format == RENDER_FMT_NV12)
+  {
+    m_textureUpload = &CLinuxRendererGLES::UploadNV12Texture;
+    m_textureCreate = &CLinuxRendererGLES::CreateNV12Texture;
+    m_textureDelete = &CLinuxRendererGLES::DeleteNV12Texture;
+  }
   else
   {
     // default to YV12 texture handlers
@@ -1729,7 +1735,7 @@ void CLinuxRendererGLES::UploadYV12Texture(int source)
                , im->width >> im->cshift_x, im->height >> (im->cshift_y + 1)
                , im->stride[1]*2, im->plane[1] );
 
-      LoadPlane( fields[FIELD_TOP][2], GL_LUMINANCE, buf.flipindex
+      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->plane[2] );
 
@@ -1738,7 +1744,7 @@ void CLinuxRendererGLES::UploadYV12Texture(int source)
                , im->width >> im->cshift_x, im->height >> (im->cshift_y + 1)
                , im->stride[1]*2, im->plane[1] + im->stride[1] );
 
-      LoadPlane( fields[FIELD_BOT][2], GL_LUMINANCE, buf.flipindex
+      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->plane[2] + im->stride[2] );
 
@@ -1749,7 +1755,7 @@ void CLinuxRendererGLES::UploadYV12Texture(int source)
                , im->width >> im->cshift_x, im->height >> im->cshift_y
                , im->stride[1], im->plane[1] );
 
-      LoadPlane( fields[FIELD_FULL][2], GL_LUMINANCE, buf.flipindex
+      LoadPlane( fields[FIELD_FULL][2], GL_ALPHA, buf.flipindex
                , im->width >> im->cshift_x, im->height >> im->cshift_y
                , im->stride[2], im->plane[2] );
     }
@@ -1881,12 +1887,201 @@ bool CLinuxRendererGLES::CreateYV12Texture(int index)
       }
       else
       {
+        GLenum format;
+        GLint internalformat;
+        if (p == 2) //V plane needs an alpha texture
+        {
+          format = GL_ALPHA;
+          internalformat = GL_ALPHA;
+        }
+        else
+        {
+          format = GL_LUMINANCE;
+          internalformat = GL_LUMINANCE;
+        }
+
         if(m_renderMethod & RENDER_POT)
           CLog::Log(LOGDEBUG, "GL: Creating YUV POT texture of size %d x %d",  plane.texwidth, plane.texheight);
         else
           CLog::Log(LOGDEBUG,  "GL: Creating YUV NPOT texture of size %d x %d", plane.texwidth, plane.texheight);
 
-        glTexImage2D(m_textureTarget, 0, GL_LUMINANCE, plane.texwidth, plane.texheight, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, NULL);
+        glTexImage2D(m_textureTarget, 0, internalformat, plane.texwidth, plane.texheight, 0, format, GL_UNSIGNED_BYTE, NULL);
+      }
+
+      glTexParameteri(m_textureTarget, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+      glTexParameteri(m_textureTarget, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+      glTexParameteri(m_textureTarget, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+      glTexParameteri(m_textureTarget, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+      VerifyGLState();
+    }
+  }
+  glDisable(m_textureTarget);
+  return true;
+}
+
+//********************************************************************************************************
+// NV12 Texture loading, creation and deletion
+//********************************************************************************************************
+void CLinuxRendererGLES::UploadNV12Texture(int source)
+{
+  YUVBUFFER& buf    =  m_buffers[source];
+  YV12Image* im     = &buf.image;
+  YUVFIELDS& fields =  buf.fields;
+
+  if (!(im->flags & IMAGE_FLAG_READY))
+    return;
+  bool deinterlacing;
+  if (m_currentField == FIELD_FULL)
+    deinterlacing = false;
+  else
+    deinterlacing = true;
+
+  glEnable(m_textureTarget);
+  VerifyGLState();
+
+  glPixelStorei(GL_UNPACK_ALIGNMENT, im->bpp);
+
+  if (deinterlacing)
+  {
+    // Load Odd Y field
+    LoadPlane( fields[FIELD_TOP][0] , GL_LUMINANCE, buf.flipindex
+             , im->width, im->height >> 1
+             , im->stride[0]*2, im->plane[0] );
+
+    // Load Even Y field
+    LoadPlane( fields[FIELD_BOT][0], GL_LUMINANCE, buf.flipindex
+             , im->width, im->height >> 1
+             , im->stride[0]*2, im->plane[0] + im->stride[0]) ;
+
+    // Load Odd UV Fields
+    LoadPlane( fields[FIELD_TOP][1], GL_LUMINANCE_ALPHA, buf.flipindex
+             , im->width >> im->cshift_x, im->height >> (im->cshift_y + 1)
+             , im->stride[1]*2, im->plane[1] );
+
+    // Load Even UV Fields
+    LoadPlane( fields[FIELD_BOT][1], GL_LUMINANCE_ALPHA, buf.flipindex
+             , im->width >> im->cshift_x, im->height >> (im->cshift_y + 1)
+             , im->stride[1]*2, im->plane[1] + im->stride[1] );
+
+  }
+  else
+  {
+    // Load Y plane
+    LoadPlane( fields[FIELD_FULL][0], GL_LUMINANCE, buf.flipindex
+             , im->width, im->height
+             , im->stride[0], im->plane[0] );
+
+    // Load UV plane
+    LoadPlane( fields[FIELD_FULL][1], GL_LUMINANCE_ALPHA, buf.flipindex
+             , im->width >> im->cshift_x, im->height >> im->cshift_y
+             , im->stride[1], im->plane[1] );
+  }
+
+  VerifyGLState();
+
+  CalculateTextureSourceRects(source, 3);
+
+  glDisable(m_textureTarget);
+  return;
+}
+
+bool CLinuxRendererGLES::CreateNV12Texture(int index)
+{
+  // since we also want the field textures, pitch must be texture aligned
+  YV12Image &im     = m_buffers[index].image;
+  YUVFIELDS &fields = m_buffers[index].fields;
+
+  // Delete any old texture
+  DeleteNV12Texture(index);
+
+  im.height = m_sourceHeight;
+  im.width  = m_sourceWidth;
+  im.cshift_x = 1;
+  im.cshift_y = 1;
+  im.bpp = 1;
+
+  im.stride[0] = im.width;
+  im.stride[1] = im.width;
+  im.stride[2] = 0;
+
+  im.plane[0] = NULL;
+  im.plane[1] = NULL;
+  im.plane[2] = NULL;
+
+  // Y plane
+  im.planesize[0] = im.stride[0] * im.height;
+  // packed UV plane
+  im.planesize[1] = im.stride[1] * im.height / 2;
+  // third plane is not used
+  im.planesize[2] = 0;
+
+  for (int i = 0; i < 2; i++)
+    im.plane[i] = new BYTE[im.planesize[i]];
+
+  glEnable(m_textureTarget);
+  for(int f = 0;f<MAX_FIELDS;f++)
+  {
+    for(int p = 0;p<2;p++)
+    {
+      if (!glIsTexture(fields[f][p].id))
+      {
+        glGenTextures(1, &fields[f][p].id);
+        VerifyGLState();
+      }
+    }
+    fields[f][2].id = fields[f][1].id;
+  }
+
+  // YUV
+  for (int f = FIELD_FULL; f<=FIELD_BOT ; f++)
+  {
+    int fieldshift = (f==FIELD_FULL) ? 0 : 1;
+    YUVPLANES &planes = fields[f];
+
+    planes[0].texwidth  = im.width;
+    planes[0].texheight = im.height >> fieldshift;
+
+    if (m_renderMethod & RENDER_SW)
+    {
+      planes[1].texwidth  = 0;
+      planes[1].texheight = 0;
+      planes[2].texwidth  = 0;
+      planes[2].texheight = 0;
+    }
+    else
+    {
+      planes[1].texwidth  = planes[0].texwidth  >> im.cshift_x;
+      planes[1].texheight = planes[0].texheight >> im.cshift_y;
+      planes[2].texwidth  = planes[1].texwidth;
+      planes[2].texheight = planes[1].texheight;
+    }
+
+    if(m_renderMethod & RENDER_POT)
+    {
+      for(int p = 0; p < 3; p++)
+      {
+        planes[p].texwidth  = NP2(planes[p].texwidth);
+        planes[p].texheight = NP2(planes[p].texheight);
+      }
+    }
+
+    for(int p = 0; p < 2; p++)
+    {
+      YUVPLANE &plane = planes[p];
+      if (plane.texwidth * plane.texheight == 0)
+        continue;
+
+      glBindTexture(m_textureTarget, plane.id);
+      if (m_renderMethod & RENDER_SW)
+      {
+        glTexImage2D(m_textureTarget, 0, GL_RGBA, plane.texwidth, plane.texheight, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, NULL);
+      }
+      else
+      {
+        if (p == 1)
+          glTexImage2D(m_textureTarget, 0, GL_LUMINANCE_ALPHA, plane.texwidth, plane.texheight, 0, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, NULL);
+        else
+          glTexImage2D(m_textureTarget, 0, GL_LUMINANCE, plane.texwidth, plane.texheight, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, NULL);
       }
 
       glTexParameteri(m_textureTarget, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
@@ -1897,8 +2092,44 @@ bool CLinuxRendererGLES::CreateYV12Texture(int index)
     }
   }
   glDisable(m_textureTarget);
+
   return true;
 }
+void CLinuxRendererGLES::DeleteNV12Texture(int index)
+{
+  YV12Image &im     = m_buffers[index].image;
+  YUVFIELDS &fields = m_buffers[index].fields;
+
+  if( fields[FIELD_FULL][0].id == 0 ) return;
+
+  // finish up all textures, and delete them
+  g_graphicsContext.BeginPaint();  //FIXME
+  for(int f = 0;f<MAX_FIELDS;f++)
+  {
+    for(int p = 0;p<2;p++)
+    {
+      if( fields[f][p].id )
+      {
+        if (glIsTexture(fields[f][p].id))
+        {
+          glDeleteTextures(1, &fields[f][p].id);
+        }
+        fields[f][p].id = 0;
+      }
+    }
+    fields[f][2].id = 0;
+  }
+  g_graphicsContext.EndPaint();
+
+  for(int p = 0;p<2;p++)
+  {
+    if (im.plane[p])
+    {
+      delete[] im.plane[p];
+      im.plane[p] = NULL;
+    }
+  }
+}
 
 //********************************************************************************************************
 // CoreVideoRef Texture creation, deletion, copying + clearing
@@ -2131,14 +2362,16 @@ void CLinuxRendererGLES::UploadSurfaceTexture(int index)
 #if defined(TARGET_ANDROID)
 #ifdef DEBUG_VERBOSE
   unsigned int time = XbmcThreads::SystemClockMillis();
+  int mindex = -1;
 #endif
 
-  int mindex = -1;
   YUVBUFFER &buf = m_buffers[index];
 
   if (buf.mediacodec)
   {
+#ifdef DEBUG_VERBOSE
     mindex = buf.mediacodec->GetIndex();
+#endif
     buf.fields[0][0].id = buf.mediacodec->GetTextureID();
     buf.mediacodec->UpdateTexImage();
     buf.mediacodec->GetTransformMatrix(m_textureMatrix);
@@ -2397,14 +2630,16 @@ void CLinuxRendererGLES::AddProcessor(CDVDMediaCodecInfo *mediacodec, int index)
 {
 #ifdef DEBUG_VERBOSE
   unsigned int time = XbmcThreads::SystemClockMillis();
+  int mindex = -1;
 #endif
 
-  int mindex = -1;
   YUVBUFFER &buf = m_buffers[index];
   if (mediacodec)
   {
     buf.mediacodec = mediacodec->Retain();
+#ifdef DEBUG_VERBOSE
     mindex = buf.mediacodec->GetIndex();
+#endif
     // releaseOutputBuffer must be in same thread as
     // dequeueOutputBuffer. We are in DVDPlayerVideo
     // thread here, so we are safe.
diff --git a/xbmc/cores/VideoRenderers/LinuxRendererGLES.h b/xbmc/cores/VideoRenderers/LinuxRendererGLES.h
index 7742145b43..687b7c9ce1 100644
--- a/xbmc/cores/VideoRenderers/LinuxRendererGLES.h
+++ b/xbmc/cores/VideoRenderers/LinuxRendererGLES.h
@@ -192,6 +192,10 @@ protected:
   void DeleteYV12Texture(int index);
   bool CreateYV12Texture(int index);
 
+  void UploadNV12Texture(int index);
+  void DeleteNV12Texture(int index);
+  bool CreateNV12Texture(int index);
+
   void UploadCVRefTexture(int index);
   void DeleteCVRefTexture(int index);
   bool CreateCVRefTexture(int index);
diff --git a/xbmc/cores/VideoRenderers/VideoShaders/YUV2RGBShader.cpp b/xbmc/cores/VideoRenderers/VideoShaders/YUV2RGBShader.cpp
index 48302ff64a..21a4ee2161 100644
--- a/xbmc/cores/VideoRenderers/VideoShaders/YUV2RGBShader.cpp
+++ b/xbmc/cores/VideoRenderers/VideoShaders/YUV2RGBShader.cpp
@@ -228,6 +228,12 @@ BaseYUV2RGBGLSLShader::BaseYUV2RGBGLSLShader(bool rect, unsigned flags, ERenderF
   m_hProj   = -1;
   m_hModel  = -1;
   m_hAlpha  = -1;
+  if (m_format == RENDER_FMT_YUV420P)
+    m_defines += "#define XBMC_YV12\n";
+  else if (m_format == RENDER_FMT_NV12)
+    m_defines += "#define XBMC_NV12\n";
+  else
+    CLog::Log(LOGERROR, "GL: BaseYUV2RGBGLSLShader - unsupported format %d", m_format);
 
   VertexShader()->LoadSource("yuv2rgb_vertex_gles.glsl", m_defines);
 #endif