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Diffstat (limited to 'media/libvpx/libvpx/test/decode_api_test.cc')
| -rw-r--r-- | media/libvpx/libvpx/test/decode_api_test.cc | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/test/decode_api_test.cc b/media/libvpx/libvpx/test/decode_api_test.cc new file mode 100644 index 0000000000..44e4397726 --- /dev/null +++ b/media/libvpx/libvpx/test/decode_api_test.cc @@ -0,0 +1,215 @@ +/* + * Copyright (c) 2014 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. + */ + +#include "third_party/googletest/src/include/gtest/gtest.h" + +#include "./vpx_config.h" +#include "test/ivf_video_source.h" +#include "vpx/vp8dx.h" +#include "vpx/vpx_decoder.h" + +namespace { + +#define NELEMENTS(x) static_cast<int>(sizeof(x) / sizeof(x[0])) + +TEST(DecodeAPI, InvalidParams) { + static vpx_codec_iface_t *kCodecs[] = { +#if CONFIG_VP8_DECODER + &vpx_codec_vp8_dx_algo, +#endif +#if CONFIG_VP9_DECODER + &vpx_codec_vp9_dx_algo, +#endif + }; + uint8_t buf[1] = { 0 }; + vpx_codec_ctx_t dec; + + EXPECT_EQ(vpx_codec_dec_init(nullptr, nullptr, nullptr, 0), + VPX_CODEC_INVALID_PARAM); + EXPECT_EQ(vpx_codec_dec_init(&dec, nullptr, nullptr, 0), + VPX_CODEC_INVALID_PARAM); + EXPECT_EQ(vpx_codec_decode(nullptr, nullptr, 0, nullptr, 0), + VPX_CODEC_INVALID_PARAM); + EXPECT_EQ(vpx_codec_decode(nullptr, buf, 0, nullptr, 0), + VPX_CODEC_INVALID_PARAM); + EXPECT_EQ(vpx_codec_decode(nullptr, buf, NELEMENTS(buf), nullptr, 0), + VPX_CODEC_INVALID_PARAM); + EXPECT_EQ(vpx_codec_decode(nullptr, nullptr, NELEMENTS(buf), nullptr, 0), + VPX_CODEC_INVALID_PARAM); + EXPECT_EQ(vpx_codec_destroy(nullptr), VPX_CODEC_INVALID_PARAM); + EXPECT_NE(vpx_codec_error(nullptr), nullptr); + EXPECT_EQ(vpx_codec_error_detail(nullptr), nullptr); + + for (int i = 0; i < NELEMENTS(kCodecs); ++i) { + EXPECT_EQ(VPX_CODEC_INVALID_PARAM, + vpx_codec_dec_init(nullptr, kCodecs[i], nullptr, 0)); + + EXPECT_EQ(VPX_CODEC_OK, vpx_codec_dec_init(&dec, kCodecs[i], nullptr, 0)); + EXPECT_EQ(VPX_CODEC_UNSUP_BITSTREAM, + vpx_codec_decode(&dec, buf, NELEMENTS(buf), nullptr, 0)); + EXPECT_EQ(VPX_CODEC_INVALID_PARAM, + vpx_codec_decode(&dec, nullptr, NELEMENTS(buf), nullptr, 0)); + EXPECT_EQ(VPX_CODEC_INVALID_PARAM, + vpx_codec_decode(&dec, buf, 0, nullptr, 0)); + + EXPECT_EQ(VPX_CODEC_OK, vpx_codec_destroy(&dec)); + } +} + +#if CONFIG_VP8_DECODER +TEST(DecodeAPI, OptionalParams) { + vpx_codec_ctx_t dec; + +#if CONFIG_ERROR_CONCEALMENT + EXPECT_EQ(VPX_CODEC_OK, + vpx_codec_dec_init(&dec, &vpx_codec_vp8_dx_algo, nullptr, + VPX_CODEC_USE_ERROR_CONCEALMENT)); +#else + EXPECT_EQ(VPX_CODEC_INCAPABLE, + vpx_codec_dec_init(&dec, &vpx_codec_vp8_dx_algo, nullptr, + VPX_CODEC_USE_ERROR_CONCEALMENT)); +#endif // CONFIG_ERROR_CONCEALMENT +} +#endif // CONFIG_VP8_DECODER + +#if CONFIG_VP9_DECODER +// Test VP9 codec controls after a decode error to ensure the code doesn't +// misbehave. +void TestVp9Controls(vpx_codec_ctx_t *dec) { + static const int kControls[] = { VP8D_GET_LAST_REF_UPDATES, + VP8D_GET_FRAME_CORRUPTED, + VP9D_GET_DISPLAY_SIZE, VP9D_GET_FRAME_SIZE }; + int val[2]; + + for (int i = 0; i < NELEMENTS(kControls); ++i) { + const vpx_codec_err_t res = vpx_codec_control_(dec, kControls[i], val); + switch (kControls[i]) { + case VP8D_GET_FRAME_CORRUPTED: + EXPECT_EQ(VPX_CODEC_ERROR, res) << kControls[i]; + break; + default: EXPECT_EQ(VPX_CODEC_OK, res) << kControls[i]; break; + } + EXPECT_EQ(VPX_CODEC_INVALID_PARAM, + vpx_codec_control_(dec, kControls[i], nullptr)); + } + + vp9_ref_frame_t ref; + ref.idx = 0; + EXPECT_EQ(VPX_CODEC_ERROR, vpx_codec_control(dec, VP9_GET_REFERENCE, &ref)); + EXPECT_EQ(VPX_CODEC_INVALID_PARAM, + vpx_codec_control(dec, VP9_GET_REFERENCE, nullptr)); + + vpx_ref_frame_t ref_copy; + const int width = 352; + const int height = 288; + EXPECT_NE(vpx_img_alloc(&ref_copy.img, VPX_IMG_FMT_I420, width, height, 1), + nullptr); + ref_copy.frame_type = VP8_LAST_FRAME; + EXPECT_EQ(VPX_CODEC_ERROR, + vpx_codec_control(dec, VP8_COPY_REFERENCE, &ref_copy)); + EXPECT_EQ(VPX_CODEC_INVALID_PARAM, + vpx_codec_control(dec, VP8_COPY_REFERENCE, nullptr)); + vpx_img_free(&ref_copy.img); +} + +TEST(DecodeAPI, Vp9InvalidDecode) { + vpx_codec_iface_t *const codec = &vpx_codec_vp9_dx_algo; + const char filename[] = + "invalid-vp90-2-00-quantizer-00.webm.ivf.s5861_r01-05_b6-.v2.ivf"; + libvpx_test::IVFVideoSource video(filename); + video.Init(); + video.Begin(); + ASSERT_TRUE(!HasFailure()); + + vpx_codec_ctx_t dec; + EXPECT_EQ(VPX_CODEC_OK, vpx_codec_dec_init(&dec, codec, nullptr, 0)); + const uint32_t frame_size = static_cast<uint32_t>(video.frame_size()); +#if CONFIG_VP9_HIGHBITDEPTH + EXPECT_EQ(VPX_CODEC_MEM_ERROR, + vpx_codec_decode(&dec, video.cxdata(), frame_size, nullptr, 0)); +#else + EXPECT_EQ(VPX_CODEC_UNSUP_BITSTREAM, + vpx_codec_decode(&dec, video.cxdata(), frame_size, nullptr, 0)); +#endif + vpx_codec_iter_t iter = nullptr; + EXPECT_EQ(nullptr, vpx_codec_get_frame(&dec, &iter)); + + TestVp9Controls(&dec); + EXPECT_EQ(VPX_CODEC_OK, vpx_codec_destroy(&dec)); +} + +void TestPeekInfo(const uint8_t *const data, uint32_t data_sz, + uint32_t peek_size) { + vpx_codec_iface_t *const codec = &vpx_codec_vp9_dx_algo; + // Verify behavior of vpx_codec_decode. vpx_codec_decode doesn't even get + // to decoder_peek_si_internal on frames of size < 8. + if (data_sz >= 8) { + vpx_codec_ctx_t dec; + EXPECT_EQ(VPX_CODEC_OK, vpx_codec_dec_init(&dec, codec, nullptr, 0)); + EXPECT_EQ((data_sz < peek_size) ? VPX_CODEC_UNSUP_BITSTREAM + : VPX_CODEC_CORRUPT_FRAME, + vpx_codec_decode(&dec, data, data_sz, nullptr, 0)); + vpx_codec_iter_t iter = nullptr; + EXPECT_EQ(nullptr, vpx_codec_get_frame(&dec, &iter)); + EXPECT_EQ(VPX_CODEC_OK, vpx_codec_destroy(&dec)); + } + + // Verify behavior of vpx_codec_peek_stream_info. + vpx_codec_stream_info_t si; + si.sz = sizeof(si); + EXPECT_EQ((data_sz < peek_size) ? VPX_CODEC_UNSUP_BITSTREAM : VPX_CODEC_OK, + vpx_codec_peek_stream_info(codec, data, data_sz, &si)); +} + +TEST(DecodeAPI, Vp9PeekStreamInfo) { + // The first 9 bytes are valid and the rest of the bytes are made up. Until + // size 10, this should return VPX_CODEC_UNSUP_BITSTREAM and after that it + // should return VPX_CODEC_CORRUPT_FRAME. + const uint8_t data[32] = { + 0x85, 0xa4, 0xc1, 0xa1, 0x38, 0x81, 0xa3, 0x49, 0x83, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + }; + + for (uint32_t data_sz = 1; data_sz <= 32; ++data_sz) { + TestPeekInfo(data, data_sz, 10); + } +} + +TEST(DecodeAPI, Vp9PeekStreamInfoTruncated) { + // This profile 1 header requires 10.25 bytes, ensure + // vpx_codec_peek_stream_info doesn't over read. + const uint8_t profile1_data[10] = { 0xa4, 0xe9, 0x30, 0x68, 0x53, + 0xe9, 0x30, 0x68, 0x53, 0x04 }; + + for (uint32_t data_sz = 1; data_sz <= 10; ++data_sz) { + TestPeekInfo(profile1_data, data_sz, 11); + } +} +#endif // CONFIG_VP9_DECODER + +TEST(DecodeAPI, HighBitDepthCapability) { +// VP8 should not claim VP9 HBD as a capability. +#if CONFIG_VP8_DECODER + const vpx_codec_caps_t vp8_caps = vpx_codec_get_caps(&vpx_codec_vp8_dx_algo); + EXPECT_EQ(vp8_caps & VPX_CODEC_CAP_HIGHBITDEPTH, 0); +#endif + +#if CONFIG_VP9_DECODER + const vpx_codec_caps_t vp9_caps = vpx_codec_get_caps(&vpx_codec_vp9_dx_algo); +#if CONFIG_VP9_HIGHBITDEPTH + EXPECT_EQ(vp9_caps & VPX_CODEC_CAP_HIGHBITDEPTH, VPX_CODEC_CAP_HIGHBITDEPTH); +#else + EXPECT_EQ(vp9_caps & VPX_CODEC_CAP_HIGHBITDEPTH, 0); +#endif +#endif +} + +} // namespace |