/*
* R_ResampleCinematicFrame
*/
static image_t *R_ResampleCinematicFrame( r_cinhandle_t *handle )
{
const int samples = 4;
if( !handle->pic ) {
// we haven't yet read a new frame, return whatever image we got
// this will return NULL until at least one frame has been read
return handle->image;
}
if( handle->yuv ) {
int i;
if( !handle->yuv_images[0] ) {
qbyte *fake_data[1] = { NULL };
const char *letters[3] = { "y", "u", "v" };
for( i = 0; i < 3; i++ ) {
handle->yuv_images[i] = R_LoadImage( va( "%s_%s", handle->name, letters[i] ),
fake_data, 1, 1, IT_CINEMATIC|IT_LUMINANCE, 1 );
}
handle->new_frame = qtrue;
}
if( handle->new_frame ) {
int fbo;
qboolean in2D;
// render/convert three 8-bit YUV images into RGB framebuffer
in2D = rf.in2D;
fbo = RFB_BoundObject();
if( !in2D ) {
R_PushRefInst();
}
R_InitViewportTexture( &handle->image, handle->name, 0,
handle->cyuv->image_width, handle->cyuv->image_height,
0, IT_CINEMATIC|IT_FRAMEBUFFER, samples );
R_BindFrameBufferObject( handle->image->fbo );
R_Set2DMode( qtrue );
RB_Scissor( 0, 0, handle->image->upload_width, handle->image->upload_height );
RB_Viewport( 0, 0, handle->image->upload_width, handle->image->upload_height );
// flip the image vertically because we're rendering to a FBO
R_DrawStretchRawYUVBuiltin(
0, 0,
handle->image->upload_width, handle->image->upload_height,
(float)handle->cyuv->x_offset / handle->cyuv->image_width,
(float)handle->cyuv->y_offset / handle->cyuv->image_height,
(float)(handle->cyuv->x_offset + handle->cyuv->width) / handle->cyuv->image_width,
(float)(handle->cyuv->y_offset + handle->cyuv->height) / handle->cyuv->image_height,
handle->cyuv->yuv, handle->yuv_images, 2 );
if( !in2D ) {
R_PopRefInst( 0 );
}
R_BindFrameBufferObject( fbo );
R_Set2DMode( in2D );
handle->new_frame = qfalse;
}
}
else {
if( !handle->image ) {
handle->image = R_LoadImage( handle->name, &handle->pic, handle->width, handle->height,
IT_CINEMATIC, samples );
handle->new_frame = qfalse;
} else if( handle->new_frame ) {
R_ReplaceImage( handle->image, &handle->pic, handle->width, handle->height,
handle->image->flags, samples );
handle->new_frame = qfalse;
}
}
return handle->image;
}
/*
* R_UploadCinematicFrame
*/
static void R_UploadCinematicFrame( r_cinhandle_t *handle ) {
const int samples = 4;
ri.Mutex_Lock( handle->lock );
if( !handle->cin || !handle->pic ) {
ri.Mutex_Unlock( handle->lock );
return;
}
if( handle->yuv ) {
int i;
if( !handle->yuv_images[0] ) {
char tn[256];
uint8_t *fake_data[1] = { NULL };
const char *letters[3] = { "y", "u", "v" };
for( i = 0; i < 3; i++ ) {
handle->yuv_images[i] = R_LoadImage(
va_r( tn, sizeof( tn ), "%s_%s", handle->name, letters[i] ),
fake_data, 1, 1, IT_SPECIAL | IT_NO_DATA_SYNC, 1, IMAGE_TAG_GENERIC, 1 );
}
handle->new_frame = true;
}
if( handle->new_frame ) {
bool multiSamples2D;
bool in2D;
// render/convert three 8-bit YUV images into RGB framebuffer
in2D = rf.twoD.enabled;
multiSamples2D = rf.twoD.multiSamples;
if( in2D ) {
R_End2D();
} else {
R_PushRefInst();
}
R_InitViewportTexture( &handle->image, handle->name, 0,
handle->cyuv->image_width, handle->cyuv->image_height,
0, IT_SPECIAL | IT_FRAMEBUFFER, IMAGE_TAG_GENERIC, samples );
R_BindFrameBufferObject( handle->image->fbo );
R_SetupGL2D();
RB_Scissor( 0, 0, handle->image->upload_width, handle->image->upload_height );
RB_Viewport( 0, 0, handle->image->upload_width, handle->image->upload_height );
R_UploadRawYUVPic( handle->yuv_images, handle->cyuv->yuv );
// flip the image vertically because we're rendering to a FBO
R_DrawStretchRawYUVBuiltin(
0, 0,
handle->image->upload_width, handle->image->upload_height,
(float)handle->cyuv->x_offset / handle->cyuv->image_width,
(float)handle->cyuv->y_offset / handle->cyuv->image_height,
(float)( handle->cyuv->x_offset + handle->cyuv->width ) / handle->cyuv->image_width,
(float)( handle->cyuv->y_offset + handle->cyuv->height ) / handle->cyuv->image_height,
handle->yuv_images, 2 );
if( in2D ) {
R_Begin2D( multiSamples2D );
} else {
R_PopRefInst();
}
handle->new_frame = false;
}
} else {
if( !handle->image ) {
handle->image = R_LoadImage( handle->name, (uint8_t **)&handle->pic, handle->width, handle->height,
IT_SPECIAL | IT_NO_DATA_SYNC, 1, IMAGE_TAG_GENERIC, samples );
}
if( handle->new_frame ) {
R_ReplaceImage( handle->image, (uint8_t **)&handle->pic, handle->width, handle->height,
handle->image->flags, 1, samples );
handle->new_frame = false;
}
}
ri.Mutex_Unlock( handle->lock );
}