windowscodecs: Implement JpegEncoder_Frame_Commit.

This commit is contained in:
Vincent Povirk 2012-04-11 16:45:25 -05:00 committed by Alexandre Julliard
parent 20521a5bb7
commit df3da729fe

View File

@ -66,6 +66,7 @@ MAKE_FUNCPTR(jpeg_CreateCompress);
MAKE_FUNCPTR(jpeg_CreateDecompress);
MAKE_FUNCPTR(jpeg_destroy_compress);
MAKE_FUNCPTR(jpeg_destroy_decompress);
MAKE_FUNCPTR(jpeg_finish_compress);
MAKE_FUNCPTR(jpeg_read_header);
MAKE_FUNCPTR(jpeg_read_scanlines);
MAKE_FUNCPTR(jpeg_resync_to_restart);
@ -90,6 +91,7 @@ static void *load_libjpeg(void)
LOAD_FUNCPTR(jpeg_CreateDecompress);
LOAD_FUNCPTR(jpeg_destroy_compress);
LOAD_FUNCPTR(jpeg_destroy_decompress);
LOAD_FUNCPTR(jpeg_finish_compress);
LOAD_FUNCPTR(jpeg_read_header);
LOAD_FUNCPTR(jpeg_read_scanlines);
LOAD_FUNCPTR(jpeg_resync_to_restart);
@ -734,6 +736,7 @@ typedef struct JpegEncoder {
int frame_initialized;
int started_compress;
int lines_written;
int frame_committed;
UINT width, height;
double xres, yres;
const jpeg_compress_format *format;
@ -1066,8 +1069,33 @@ static HRESULT WINAPI JpegEncoder_Frame_WriteSource(IWICBitmapFrameEncode *iface
static HRESULT WINAPI JpegEncoder_Frame_Commit(IWICBitmapFrameEncode *iface)
{
FIXME("(%p): stub\n", iface);
return E_NOTIMPL;
JpegEncoder *This = impl_from_IWICBitmapFrameEncode(iface);
jmp_buf jmpbuf;
TRACE("(%p)\n", iface);
EnterCriticalSection(&This->lock);
if (!This->started_compress || This->lines_written != This->height || This->frame_committed)
{
LeaveCriticalSection(&This->lock);
return WINCODEC_ERR_WRONGSTATE;
}
/* set up setjmp/longjmp error handling */
if (setjmp(jmpbuf))
{
LeaveCriticalSection(&This->lock);
return E_FAIL;
}
This->cinfo.client_data = &jmpbuf;
pjpeg_finish_compress(&This->cinfo);
This->frame_committed = TRUE;
LeaveCriticalSection(&This->lock);
return S_OK;
}
static HRESULT WINAPI JpegEncoder_Frame_GetMetadataQueryWriter(IWICBitmapFrameEncode *iface,
@ -1333,6 +1361,7 @@ HRESULT JpegEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
This->frame_initialized = 0;
This->started_compress = 0;
This->lines_written = 0;
This->frame_committed = 0;
This->width = This->height = 0;
This->xres = This->yres = 0.0;
This->format = NULL;