1/*
2 * Copyright (C) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include "avdemuxer_impl.h"
17#include <fcntl.h>
18#include <unistd.h>
19#include <functional>
20#include <sys/types.h>
21#include "securec.h"
22#include "avcodec_log.h"
23#include "buffer/avsharedmemorybase.h"
24#include "avcodec_trace.h"
25#include "meta/media_types.h"
26#include "avcodec_errors.h"
27
28namespace {
29    constexpr OHOS::HiviewDFX::HiLogLabel LABEL = {LOG_CORE, LOG_DOMAIN_DEMUXER, "AVDemuxerImpl"};
30}
31
32namespace OHOS {
33namespace MediaAVCodec {
34using namespace Media;
35using namespace Media::Plugins;
36std::shared_ptr<AVDemuxer> AVDemuxerFactory::CreateWithSource(std::shared_ptr<AVSource> source)
37{
38    AVCODEC_SYNC_TRACE;
39
40    std::shared_ptr<AVDemuxerImpl> demuxerImpl = std::make_shared<AVDemuxerImpl>();
41    CHECK_AND_RETURN_RET_LOG(demuxerImpl != nullptr, nullptr, "New avdemuxer failed");
42
43    int32_t ret = demuxerImpl->Init(source);
44    CHECK_AND_RETURN_RET_LOG(ret == AVCS_ERR_OK, nullptr, "Init avdemuxer failed");
45
46    return demuxerImpl;
47}
48
49int32_t AVDemuxerImpl::Init(std::shared_ptr<AVSource> source)
50{
51    AVCODEC_SYNC_TRACE;
52
53    CHECK_AND_RETURN_RET_LOG(source != nullptr, AVCS_ERR_INVALID_VAL, "AVSource is nullptr");
54    AVCODEC_LOGD("Init avdemuxer for %{private}s", source->sourceUri.c_str());
55
56    mediaDemuxer_ = source->mediaDemuxer;
57    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "Init mediaDemuxer failed");
58    return AVCS_ERR_OK;
59}
60
61AVDemuxerImpl::AVDemuxerImpl()
62{
63    AVCODEC_LOGD("Create instances 0x%{public}06" PRIXPTR, FAKE_POINTER(this));
64}
65
66AVDemuxerImpl::~AVDemuxerImpl()
67{
68    if (mediaDemuxer_ != nullptr) {
69        mediaDemuxer_ = nullptr;
70    }
71    AVCODEC_LOGD("Destroy instances 0x%{public}06" PRIXPTR, FAKE_POINTER(this));
72}
73
74int32_t AVDemuxerImpl::SelectTrackByID(uint32_t trackIndex)
75{
76    AVCODEC_SYNC_TRACE;
77
78    AVCODEC_LOGD("Select track %{public}u", trackIndex);
79
80    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
81    return StatusToAVCodecServiceErrCode(mediaDemuxer_->SelectTrack(trackIndex));
82}
83
84int32_t AVDemuxerImpl::UnselectTrackByID(uint32_t trackIndex)
85{
86    AVCODEC_SYNC_TRACE;
87
88    AVCODEC_LOGD("Unselect track %{public}u", trackIndex);
89
90    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
91    return StatusToAVCodecServiceErrCode(mediaDemuxer_->UnselectTrack(trackIndex));
92}
93
94int32_t AVDemuxerImpl::ReadSampleBuffer(uint32_t trackIndex, std::shared_ptr<AVBuffer> sample)
95{
96    AVCODEC_SYNC_TRACE;
97
98    AVCODEC_LOGD("ReadSampleBuffer for track %{public}u", trackIndex);
99
100    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
101
102    CHECK_AND_RETURN_RET_LOG(sample != nullptr && sample->memory_ != nullptr, AVCS_ERR_INVALID_VAL,
103        "Sample buffer is nullptr");
104
105    return StatusToAVCodecServiceErrCode(mediaDemuxer_->ReadSample(trackIndex, sample));
106}
107
108int32_t AVDemuxerImpl::ReadSample(uint32_t trackIndex, std::shared_ptr<AVSharedMemory> sample,
109    AVCodecBufferInfo &info, uint32_t &flag)
110{
111    AVCODEC_SYNC_TRACE;
112
113    AVCODEC_LOGD("ReadSample for track %{public}u", trackIndex);
114
115    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
116
117    CHECK_AND_RETURN_RET_LOG(sample != nullptr, AVCS_ERR_INVALID_VAL, "Sample buffer is nullptr");
118
119    CHECK_AND_RETURN_RET_LOG(sample->GetSize() > 0, AVCS_ERR_INVALID_VAL, "Sample size must be greater than 0");
120
121    std::shared_ptr<AVBuffer> buffer = AVBuffer::CreateAVBuffer(
122        sample->GetBase(), sample->GetSize(), sample->GetSize());
123    CHECK_AND_RETURN_RET_LOG(buffer != nullptr && buffer->memory_ != nullptr, AVCS_ERR_INVALID_VAL,
124        "Buffer is nullptr");
125    Status ret = mediaDemuxer_->ReadSample(trackIndex, buffer);
126
127    info.presentationTimeUs = buffer->pts_;
128    info.size = buffer->memory_->GetSize();
129    info.offset = 0;
130    flag = buffer->flag_;
131    return StatusToAVCodecServiceErrCode(ret);
132}
133
134int32_t AVDemuxerImpl::ReadSample(uint32_t trackIndex, std::shared_ptr<AVSharedMemory> sample,
135    AVCodecBufferInfo &info, AVCodecBufferFlag &flag)
136{
137    AVCODEC_SYNC_TRACE;
138
139    CHECK_AND_RETURN_RET_LOG(sample != nullptr, AVCS_ERR_INVALID_VAL, "Sample buffer is nullptr");
140    std::shared_ptr<AVBuffer> buffer = AVBuffer::CreateAVBuffer(
141        sample->GetBase(), sample->GetSize(), sample->GetSize());
142    CHECK_AND_RETURN_RET_LOG(buffer != nullptr && buffer->memory_ != nullptr, AVCS_ERR_INVALID_VAL,
143        "Buffer is nullptr");
144
145    int32_t ret = ReadSampleBuffer(trackIndex, buffer);
146    info.presentationTimeUs = buffer->pts_;
147    info.size = buffer->memory_->GetSize();
148    info.offset = 0;
149
150    AVBufferFlag innerFlag = AVBufferFlag::NONE;
151    if (buffer->flag_ & (uint32_t)(AVBufferFlag::SYNC_FRAME)) {
152        innerFlag = AVBufferFlag::SYNC_FRAME;
153    } else if (buffer->flag_ & (uint32_t)(AVBufferFlag::EOS)) {
154        innerFlag = AVBufferFlag::EOS;
155    }
156    flag = static_cast<AVCodecBufferFlag>(innerFlag);
157    return ret;
158}
159
160int32_t AVDemuxerImpl::SeekToTime(int64_t millisecond, SeekMode mode)
161{
162    AVCODEC_SYNC_TRACE;
163
164    AVCODEC_LOGD("Seek to time: millisecond=%{public}" PRId64 "; mode=%{public}d", millisecond, mode);
165
166    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
167
168    CHECK_AND_RETURN_RET_LOG(millisecond >= 0, AVCS_ERR_INVALID_VAL, "Millisecond is negative");
169
170    int64_t realTime = 0;
171    return StatusToAVCodecServiceErrCode(mediaDemuxer_->SeekTo(millisecond, mode, realTime));
172}
173
174int32_t AVDemuxerImpl::SetCallback(const std::shared_ptr<AVDemuxerCallback> &callback)
175{
176    AVCODEC_SYNC_TRACE;
177    AVCODEC_LOGD("AVDemuxer::SetCallback");
178    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
179    CHECK_AND_RETURN_RET_LOG(callback != nullptr, AVCS_ERR_INVALID_VAL, "Callback is nullptr");
180    mediaDemuxer_->SetDrmCallback(callback);
181    return AVCS_ERR_OK;
182}
183
184int32_t AVDemuxerImpl::GetMediaKeySystemInfo(std::multimap<std::string, std::vector<uint8_t>> &infos)
185{
186    AVCODEC_SYNC_TRACE;
187    AVCODEC_LOGD("AVDemuxer::GetMediaKeySystemInfo");
188    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
189    mediaDemuxer_->GetMediaKeySystemInfo(infos);
190    return AVCS_ERR_OK;
191}
192
193int32_t AVDemuxerImpl::StartReferenceParser(int64_t startTimeMs)
194{
195    AVCODEC_SYNC_TRACE;
196    AVCODEC_LOGD("AVDemuxer::StartReferenceParser");
197    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
198    return StatusToAVCodecServiceErrCode(mediaDemuxer_->StartReferenceParser(startTimeMs));
199}
200
201int32_t AVDemuxerImpl::GetFrameLayerInfo(std::shared_ptr<AVBuffer> videoSample, FrameLayerInfo &frameLayerInfo)
202{
203    AVCODEC_SYNC_TRACE;
204    AVCODEC_LOGD("AVDemuxer::GetFrameLayerInfo");
205    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
206    return StatusToAVCodecServiceErrCode(mediaDemuxer_->GetFrameLayerInfo(videoSample, frameLayerInfo));
207}
208
209int32_t AVDemuxerImpl::GetGopLayerInfo(uint32_t gopId, GopLayerInfo &gopLayerInfo)
210{
211    AVCODEC_SYNC_TRACE;
212    AVCODEC_LOGD("AVDemuxer::GetGopLayerInfo");
213    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
214    return StatusToAVCodecServiceErrCode(mediaDemuxer_->GetGopLayerInfo(gopId, gopLayerInfo));
215}
216
217int32_t AVDemuxerImpl::GetIndexByRelativePresentationTimeUs(const uint32_t trackIndex,
218    const uint64_t relativePresentationTimeUs, uint32_t &index)
219{
220    AVCODEC_SYNC_TRACE;
221    AVCODEC_LOGD("GetIndexByRelativePresentationTimeUs");
222    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
223    int32_t ret = StatusToAVCodecServiceErrCode(mediaDemuxer_->GetIndexByRelativePresentationTimeUs(trackIndex,
224        relativePresentationTimeUs, index));
225    return ret;
226}
227
228int32_t AVDemuxerImpl::GetRelativePresentationTimeUsByIndex(const uint32_t trackIndex,
229    const uint32_t index, uint64_t &relativePresentationTimeUs)
230{
231    AVCODEC_SYNC_TRACE;
232    AVCODEC_LOGD("GetRelativePresentationTimeUsByIndex");
233    CHECK_AND_RETURN_RET_LOG(mediaDemuxer_ != nullptr, AVCS_ERR_INVALID_OPERATION, "MediaDemuxer does not exist");
234    int32_t ret = StatusToAVCodecServiceErrCode(mediaDemuxer_->GetRelativePresentationTimeUsByIndex(trackIndex,
235        index, relativePresentationTimeUs));
236    return ret;
237}
238} // namespace MediaAVCodec
239} // namespace OHOS