2 * Copyright (c) 2012 The WebM project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
11 #ifndef TEST_DECODE_TEST_DRIVER_H_
12 #define TEST_DECODE_TEST_DRIVER_H_
14 #include "third_party/googletest/src/include/gtest/gtest.h"
15 #include "./vpx_config.h"
16 #include "vpx/vpx_decoder.h"
18 namespace libvpx_test {
21 class CompressedVideoSource;
23 // Provides an object to handle decoding output
24 class DxDataIterator {
26 explicit DxDataIterator(vpx_codec_ctx_t *decoder)
27 : decoder_(decoder), iter_(NULL) {}
29 const vpx_image_t *Next() {
30 return vpx_codec_get_frame(decoder_, &iter_);
34 vpx_codec_ctx_t *decoder_;
35 vpx_codec_iter_t iter_;
38 // Provides a simplified interface to manage one video decoding.
39 // Similar to Encoder class, the exact services should be added
40 // as more tests are added.
43 Decoder(vpx_codec_dec_cfg_t cfg, unsigned long deadline)
44 : cfg_(cfg), flags_(0), deadline_(deadline), init_done_(false) {
45 memset(&decoder_, 0, sizeof(decoder_));
48 Decoder(vpx_codec_dec_cfg_t cfg, const vpx_codec_flags_t flag,
49 unsigned long deadline) // NOLINT
50 : cfg_(cfg), flags_(flag), deadline_(deadline), init_done_(false) {
51 memset(&decoder_, 0, sizeof(decoder_));
55 vpx_codec_destroy(&decoder_);
58 vpx_codec_err_t PeekStream(const uint8_t *cxdata, size_t size,
59 vpx_codec_stream_info_t *stream_info);
61 vpx_codec_err_t DecodeFrame(const uint8_t *cxdata, size_t size);
63 vpx_codec_err_t DecodeFrame(const uint8_t *cxdata, size_t size,
66 DxDataIterator GetDxData() {
67 return DxDataIterator(&decoder_);
70 void set_deadline(unsigned long deadline) {
74 void Control(int ctrl_id, int arg) {
75 Control(ctrl_id, arg, VPX_CODEC_OK);
78 void Control(int ctrl_id, const void *arg) {
80 const vpx_codec_err_t res = vpx_codec_control_(&decoder_, ctrl_id, arg);
81 ASSERT_EQ(VPX_CODEC_OK, res) << DecodeError();
84 void Control(int ctrl_id, int arg, vpx_codec_err_t expected_value) {
86 const vpx_codec_err_t res = vpx_codec_control_(&decoder_, ctrl_id, arg);
87 ASSERT_EQ(expected_value, res) << DecodeError();
90 const char* DecodeError() {
91 const char *detail = vpx_codec_error_detail(&decoder_);
92 return detail ? detail : vpx_codec_error(&decoder_);
95 // Passes the external frame buffer information to libvpx.
96 vpx_codec_err_t SetFrameBufferFunctions(
97 vpx_get_frame_buffer_cb_fn_t cb_get,
98 vpx_release_frame_buffer_cb_fn_t cb_release, void *user_priv) {
100 return vpx_codec_set_frame_buffer_functions(
101 &decoder_, cb_get, cb_release, user_priv);
104 const char* GetDecoderName() const {
105 return vpx_codec_iface_name(CodecInterface());
110 vpx_codec_ctx_t * GetDecoder() {
115 virtual vpx_codec_iface_t* CodecInterface() const = 0;
119 const vpx_codec_err_t res = vpx_codec_dec_init(&decoder_,
122 ASSERT_EQ(VPX_CODEC_OK, res) << DecodeError();
127 vpx_codec_ctx_t decoder_;
128 vpx_codec_dec_cfg_t cfg_;
129 vpx_codec_flags_t flags_;
130 unsigned int deadline_;
134 // Common test functionality for all Decoder tests.
137 // Main decoding loop
138 virtual void RunLoop(CompressedVideoSource *video);
139 virtual void RunLoop(CompressedVideoSource *video,
140 const vpx_codec_dec_cfg_t &dec_cfg);
142 virtual void set_cfg(const vpx_codec_dec_cfg_t &dec_cfg);
143 virtual void set_flags(const vpx_codec_flags_t flags);
145 // Hook to be called before decompressing every frame.
146 virtual void PreDecodeFrameHook(const CompressedVideoSource& /*video*/,
147 Decoder* /*decoder*/) {}
149 // Hook to be called to handle decode result. Return true to continue.
150 virtual bool HandleDecodeResult(const vpx_codec_err_t res_dec,
151 const CompressedVideoSource& /*video*/,
153 EXPECT_EQ(VPX_CODEC_OK, res_dec) << decoder->DecodeError();
154 return VPX_CODEC_OK == res_dec;
157 // Hook to be called on every decompressed frame.
158 virtual void DecompressedFrameHook(const vpx_image_t& /*img*/,
159 const unsigned int /*frame_number*/) {}
161 // Hook to be called on peek result
162 virtual void HandlePeekResult(Decoder* const decoder,
163 CompressedVideoSource *video,
164 const vpx_codec_err_t res_peek);
167 explicit DecoderTest(const CodecFactory *codec)
172 virtual ~DecoderTest() {}
174 const CodecFactory *codec_;
175 vpx_codec_dec_cfg_t cfg_;
176 vpx_codec_flags_t flags_;
179 } // namespace libvpx_test
181 #endif // TEST_DECODE_TEST_DRIVER_H_