blob: 0fb9184a68f38d5b705d8d62863618eacdd4d589 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/capture/video/win/sink_filter_win.h"
#include "base/logging.h"
#include "media/capture/video/win/sink_input_pin_win.h"
namespace media {
// Define GUID for I420. This is the color format we would like to support but
// it is not defined in the DirectShow SDK.
// http://msdn.microsoft.com/en-us/library/dd757532.aspx
// 30323449-0000-0010-8000-00AA00389B71.
GUID kMediaSubTypeI420 = {0x30323449,
0x0000,
0x0010,
{0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71}};
// UYVY synonym with BT709 color components, used in HD video. This variation
// might appear in non-USB capture cards and it's implemented as a normal YUV
// pixel format with the characters HDYC encoded in the first array word.
GUID kMediaSubTypeHDYC = {0x43594448,
0x0000,
0x0010,
{0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
GUID kMediaSubTypeZ16 = {0x2036315a,
0x0000,
0x0010,
{0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
GUID kMediaSubTypeINVZ = {0x5a564e49,
0x2d90,
0x4a58,
{0x92, 0x0b, 0x77, 0x3f, 0x1f, 0x2c, 0x55, 0x6b}};
GUID kMediaSubTypeY16 = {0x20363159,
0x0000,
0x0010,
{0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
SinkFilterObserver::~SinkFilterObserver() {
}
SinkFilter::SinkFilter(SinkFilterObserver* observer) : input_pin_(NULL) {
input_pin_ = new SinkInputPin(this, observer);
}
void SinkFilter::SetRequestedMediaFormat(VideoPixelFormat pixel_format,
float frame_rate,
const BITMAPINFOHEADER& info_header) {
input_pin_->SetRequestedMediaFormat(pixel_format, frame_rate, info_header);
}
size_t SinkFilter::NoOfPins() {
return 1;
}
IPin* SinkFilter::GetPin(int index) {
return index == 0 ? input_pin_.get() : NULL;
}
STDMETHODIMP SinkFilter::GetClassID(CLSID* clsid) {
*clsid = __uuidof(SinkFilter);
return S_OK;
}
SinkFilter::~SinkFilter() {
input_pin_->SetOwner(NULL);
}
} // namespace media