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/*
* Copyright (c) 2012 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef TEST_DECODE_TEST_DRIVER_H_
#define TEST_DECODE_TEST_DRIVER_H_
#include <cstring>
#include "third_party/googletest/src/include/gtest/gtest.h"
#include "vpx_config.h"
#include "vpx/vpx_decoder.h"
#include "vpx/vp8dx.h"
namespace libvpx_test {
class CompressedVideoSource;
// Provides an object to handle decoding output
class DxDataIterator {
public:
explicit DxDataIterator(vpx_codec_ctx_t *decoder)
: decoder_(decoder), iter_(NULL) {}
const vpx_image_t *Next() {
return vpx_codec_get_frame(decoder_, &iter_);
}
private:
vpx_codec_ctx_t *decoder_;
vpx_codec_iter_t iter_;
};
// Provides a simplified interface to manage one video decoding.
//
// TODO: similar to Encoder class, the exact services should be
// added as more tests are added.
class Decoder {
public:
Decoder(vpx_codec_dec_cfg_t cfg, unsigned long deadline)
: cfg_(cfg), deadline_(deadline) {
memset(&decoder_, 0, sizeof(decoder_));
}
~Decoder() {
vpx_codec_destroy(&decoder_);
}
void DecodeFrame(const uint8_t *cxdata, int size);
DxDataIterator GetDxData() {
return DxDataIterator(&decoder_);
}
void set_deadline(unsigned long deadline) {
deadline_ = deadline;
}
void Control(int ctrl_id, int arg) {
const vpx_codec_err_t res = vpx_codec_control_(&decoder_, ctrl_id, arg);
ASSERT_EQ(VPX_CODEC_OK, res) << DecodeError();
}
protected:
const char *DecodeError() {
const char *detail = vpx_codec_error_detail(&decoder_);
return detail ? detail : vpx_codec_error(&decoder_);
}
vpx_codec_ctx_t decoder_;
vpx_codec_dec_cfg_t cfg_;
unsigned int deadline_;
};
// Common test functionality for all Decoder tests.
class DecoderTest {
public:
// Main loop.
virtual void RunLoop(CompressedVideoSource *video);
// Hook to be called on every decompressed frame.
virtual void DecompressedFrameHook(const vpx_image_t& img,
const unsigned int frame_number) {}
protected:
DecoderTest() {}
virtual ~DecoderTest() {}
};
} // namespace libvpx_test
#endif // TEST_DECODE_TEST_DRIVER_H_
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