mp4.cpp
资源名称:NETVIDEO.rar [点击查看]
上传用户:sun1608
上传日期:2007-02-02
资源大小:6116k
文件大小:48k
源码类别:
流媒体/Mpeg4/MP4
开发平台:
Visual C++
- /*
- * The contents of this file are subject to the Mozilla Public
- * License Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of
- * the License at http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The Original Code is MPEG4IP.
- *
- * The Initial Developer of the Original Code is Cisco Systems Inc.
- * Portions created by Cisco Systems Inc. are
- * Copyright (C) Cisco Systems Inc. 2001. All Rights Reserved.
- *
- * Contributor(s):
- * Dave Mackie dmackie@cisco.com
- */
- /*
- * MP4 library API functions
- *
- * These are wrapper functions that provide C linkage conventions
- * to the library, and catch any internal errors, ensuring that
- * a proper return value is given.
- */
- #include "mp4common.h"
- #define PRINT_ERROR(e)
- VERBOSE_ERROR(((MP4File*)hFile)->GetVerbosity(), e->Print());
- /* file operations */
- extern "C" MP4FileHandle MP4Read(const char* fileName, u_int32_t verbosity)
- {
- MP4File* pFile = NULL;
- try {
- pFile = new MP4File(verbosity);
- pFile->Read(fileName);
- return (MP4FileHandle)pFile;
- }
- catch (MP4Error* e) {
- VERBOSE_ERROR(verbosity, e->Print());
- delete e;
- delete pFile;
- return MP4_INVALID_FILE_HANDLE;
- }
- }
- extern "C" MP4FileHandle MP4Create(const char* fileName,
- u_int32_t verbosity, bool use64bits, bool useExtensibleFormat)
- {
- MP4File* pFile = NULL;
- try {
- pFile = new MP4File(verbosity);
- // LATER useExtensibleFormat, moov first, then mvex's
- pFile->Create(fileName, use64bits);
- return (MP4FileHandle)pFile;
- }
- catch (MP4Error* e) {
- VERBOSE_ERROR(verbosity, e->Print());
- delete e;
- delete pFile;
- return MP4_INVALID_FILE_HANDLE;
- }
- }
- extern "C" MP4FileHandle MP4Modify(const char* fileName,
- u_int32_t verbosity, bool useExtensibleFormat)
- {
- MP4File* pFile = NULL;
- try {
- pFile = new MP4File(verbosity);
- // LATER useExtensibleFormat, moov first, then mvex's
- pFile->Modify(fileName);
- return (MP4FileHandle)pFile;
- }
- catch (MP4Error* e) {
- VERBOSE_ERROR(verbosity, e->Print());
- delete e;
- delete pFile;
- return MP4_INVALID_FILE_HANDLE;
- }
- }
- extern "C" bool MP4Optimize(const char* existingFileName,
- const char* newFileName,
- u_int32_t verbosity)
- {
- try {
- MP4File* pFile = new MP4File(verbosity);
- pFile->Optimize(existingFileName, newFileName);
- delete pFile;
- return true;
- }
- catch (MP4Error* e) {
- VERBOSE_ERROR(verbosity, e->Print());
- delete e;
- }
- return false;
- }
- extern "C" bool MP4Close(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->Close();
- delete (MP4File*)hFile;
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4Dump(
- MP4FileHandle hFile,
- FILE* pDumpFile,
- bool dumpImplicits)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->Dump(pDumpFile, dumpImplicits);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- /* specific file properties */
- extern "C" u_int32_t MP4GetVerbosity(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetVerbosity();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4SetVerbosity(MP4FileHandle hFile, u_int32_t verbosity)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetVerbosity(verbosity);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" MP4Duration MP4GetDuration(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetDuration();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_DURATION;
- }
- extern "C" u_int32_t MP4GetTimeScale(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTimeScale();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4SetTimeScale(MP4FileHandle hFile, u_int32_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetTimeScale(value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" u_int8_t MP4GetODProfileLevel(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetODProfileLevel();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4SetODProfileLevel(MP4FileHandle hFile, u_int8_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetODProfileLevel(value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" u_int8_t MP4GetSceneProfileLevel(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetSceneProfileLevel();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4SetSceneProfileLevel(MP4FileHandle hFile, u_int8_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetSceneProfileLevel(value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" u_int8_t MP4GetVideoProfileLevel(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetVideoProfileLevel();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4SetVideoProfileLevel(MP4FileHandle hFile, u_int8_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetVideoProfileLevel(value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" u_int8_t MP4GetAudioProfileLevel(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetAudioProfileLevel();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4SetAudioProfileLevel(MP4FileHandle hFile, u_int8_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetAudioProfileLevel(value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" u_int8_t MP4GetGraphicsProfileLevel(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetGraphicsProfileLevel();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4SetGraphicsProfileLevel(MP4FileHandle hFile, u_int8_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetGraphicsProfileLevel(value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- /* generic file properties */
- extern "C" u_int64_t MP4GetIntegerProperty(
- MP4FileHandle hFile, const char* propName)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetIntegerProperty(propName);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return (u_int64_t)-1;
- }
- extern "C" float MP4GetFloatProperty(
- MP4FileHandle hFile, const char* propName)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetFloatProperty(propName);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return NAN;
- }
- extern "C" const char* MP4GetStringProperty(
- MP4FileHandle hFile, const char* propName)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetStringProperty(propName);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return NULL;
- }
- extern "C" void MP4GetBytesProperty(
- MP4FileHandle hFile, const char* propName,
- u_int8_t** ppValue, u_int32_t* pValueSize)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->GetBytesProperty(propName, ppValue, pValueSize);
- return;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- *ppValue = NULL;
- *pValueSize = 0;
- return;
- }
- extern "C" bool MP4SetIntegerProperty(
- MP4FileHandle hFile, const char* propName, int64_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetIntegerProperty(propName, value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4SetFloatProperty(
- MP4FileHandle hFile, const char* propName, float value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetFloatProperty(propName, value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4SetStringProperty(
- MP4FileHandle hFile, const char* propName, const char* value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetStringProperty(propName, value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4SetBytesProperty(
- MP4FileHandle hFile, const char* propName,
- const u_int8_t* pValue, u_int32_t valueSize)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetBytesProperty(propName, pValue, valueSize);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- /* track operations */
- extern "C" MP4TrackId MP4AddTrack(
- MP4FileHandle hFile, const char* type)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->AddSystemsTrack(type);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" MP4TrackId MP4AddSystemsTrack(
- MP4FileHandle hFile, const char* type)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->AddSystemsTrack(type);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" MP4TrackId MP4AddODTrack(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->AddODTrack();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" MP4TrackId MP4AddSceneTrack(MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->AddSceneTrack();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" MP4TrackId MP4AddAudioTrack(
- MP4FileHandle hFile,
- u_int32_t timeScale,
- MP4Duration sampleDuration,
- u_int8_t audioType)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->
- AddAudioTrack(timeScale, sampleDuration, audioType);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" MP4TrackId MP4AddVideoTrack(
- MP4FileHandle hFile,
- u_int32_t timeScale,
- MP4Duration sampleDuration,
- u_int16_t width,
- u_int16_t height,
- u_int8_t videoType)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->AddVideoTrack(
- timeScale, sampleDuration, width, height, videoType);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" MP4TrackId MP4AddHintTrack(
- MP4FileHandle hFile, MP4TrackId refTrackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->AddHintTrack(refTrackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" MP4TrackId MP4CloneTrack(
- MP4FileHandle srcFile,
- MP4TrackId srcTrackId,
- MP4FileHandle dstFile)
- {
- MP4TrackId dstTrackId = MP4_INVALID_TRACK_ID;
- if (dstFile == NULL) {
- dstFile = srcFile;
- }
- const char* trackType =
- MP4GetTrackType(srcFile, srcTrackId);
- if (!trackType) {
- return dstTrackId;
- }
- if (MP4_IS_VIDEO_TRACK_TYPE(trackType)) {
- dstTrackId = MP4AddVideoTrack(
- dstFile,
- MP4GetTrackTimeScale(srcFile, srcTrackId),
- MP4GetTrackFixedSampleDuration(srcFile, srcTrackId),
- MP4GetTrackVideoWidth(srcFile, srcTrackId),
- MP4GetTrackVideoHeight(srcFile, srcTrackId),
- MP4GetTrackVideoType(srcFile, srcTrackId));
- } else if (MP4_IS_AUDIO_TRACK_TYPE(trackType)) {
- dstTrackId = MP4AddAudioTrack(
- dstFile,
- MP4GetTrackTimeScale(srcFile, srcTrackId),
- MP4GetTrackFixedSampleDuration(srcFile, srcTrackId),
- MP4GetTrackAudioType(srcFile, srcTrackId));
- } else if (MP4_IS_OD_TRACK_TYPE(trackType)) {
- dstTrackId = MP4AddODTrack(dstFile);
- } else if (MP4_IS_SCENE_TRACK_TYPE(trackType)) {
- dstTrackId = MP4AddSceneTrack(dstFile);
- } else if (MP4_IS_HINT_TRACK_TYPE(trackType)) {
- dstTrackId = MP4AddHintTrack(
- dstFile,
- MP4GetHintTrackReferenceTrackId(srcFile, srcTrackId));
- } else if (MP4_IS_SYSTEMS_TRACK_TYPE(trackType)) {
- dstTrackId = MP4AddSystemsTrack(dstFile, trackType);
- } else {
- dstTrackId = MP4AddTrack(dstFile, trackType);
- }
- if (dstTrackId == MP4_INVALID_TRACK_ID) {
- return dstTrackId;
- }
- MP4SetTrackTimeScale(
- dstFile,
- dstTrackId,
- MP4GetTrackTimeScale(srcFile, srcTrackId));
- // copy track ES configuration
- u_int8_t* pConfig = NULL;
- u_int32_t configSize = 0;
- MP4GetTrackESConfiguration(
- srcFile,
- srcTrackId,
- &pConfig,
- &configSize);
- MP4SetTrackESConfiguration(
- dstFile,
- dstTrackId,
- pConfig,
- configSize);
- free(pConfig);
- if (MP4_IS_HINT_TRACK_TYPE(trackType)) {
- // probably not exactly what is wanted
- // but caller can adjust later to fit their desires
- char* payloadName = NULL;
- u_int8_t payloadNumber;
- u_int16_t maxPayloadSize;
- MP4GetHintTrackRtpPayload(
- srcFile,
- srcTrackId,
- &payloadName,
- &payloadNumber,
- &maxPayloadSize);
- MP4SetHintTrackRtpPayload(
- dstFile,
- dstTrackId,
- payloadName,
- &payloadNumber,
- maxPayloadSize);
- MP4SetHintTrackSdp(
- dstFile,
- dstTrackId,
- MP4GetHintTrackSdp(srcFile, srcTrackId));
- }
- return dstTrackId;
- }
- extern "C" MP4TrackId MP4CopyTrack(
- MP4FileHandle srcFile,
- MP4TrackId srcTrackId,
- MP4FileHandle dstFile,
- bool applyEdits)
- {
- bool copySamples = true; // LATER allow false => reference samples
- MP4TrackId dstTrackId =
- MP4CloneTrack(srcFile, srcTrackId, dstFile);
- if (dstTrackId == MP4_INVALID_TRACK_ID) {
- return dstTrackId;
- }
- bool viaEdits =
- applyEdits && MP4GetTrackNumberOfEdits(srcFile, srcTrackId);
- MP4SampleId sampleId = 0;
- MP4SampleId numSamples =
- MP4GetTrackNumberOfSamples(srcFile, srcTrackId);
- MP4Timestamp when = 0;
- MP4Duration editsDuration =
- MP4GetTrackEditTotalDuration(srcFile, srcTrackId);
- while (true) {
- MP4Duration sampleDuration = MP4_INVALID_DURATION;
- if (viaEdits) {
- sampleId = MP4GetSampleIdFromEditTime(
- srcFile,
- srcTrackId,
- when,
- NULL,
- &sampleDuration);
- // in theory, this shouldn't happen
- if (sampleId == MP4_INVALID_SAMPLE_ID) {
- MP4DeleteTrack(dstFile, dstTrackId);
- return MP4_INVALID_TRACK_ID;
- }
- when += sampleDuration;
- if (when >= editsDuration) {
- break;
- }
- } else {
- sampleId++;
- if (sampleId > numSamples) {
- break;
- }
- }
- bool rc = false;
- if (copySamples) {
- rc = MP4CopySample(
- srcFile,
- srcTrackId,
- sampleId,
- dstFile,
- dstTrackId,
- sampleDuration);
- } else {
- rc = MP4ReferenceSample(
- srcFile,
- srcTrackId,
- sampleId,
- dstFile,
- dstTrackId,
- sampleDuration);
- }
- if (!rc) {
- MP4DeleteTrack(dstFile, dstTrackId);
- return MP4_INVALID_TRACK_ID;
- }
- }
- return dstTrackId;
- }
- extern "C" bool MP4DeleteTrack(
- MP4FileHandle hFile,
- MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->DeleteTrack(trackId);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" u_int32_t MP4GetNumberOfTracks(
- MP4FileHandle hFile,
- const char* type,
- u_int8_t subType)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetNumberOfTracks(type, subType);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" MP4TrackId MP4FindTrackId(
- MP4FileHandle hFile,
- u_int16_t index,
- const char* type,
- u_int8_t subType)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->FindTrackId(index, type, subType);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" u_int16_t MP4FindTrackIndex(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->FindTrackIndex(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return (u_int16_t)-1;
- }
- /* specific track properties */
- extern "C" const char* MP4GetTrackType(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackType(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return NULL;
- }
- extern "C" MP4Duration MP4GetTrackDuration(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackDuration(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_DURATION;
- }
- extern "C" u_int32_t MP4GetTrackTimeScale(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackTimeScale(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4SetTrackTimeScale(
- MP4FileHandle hFile, MP4TrackId trackId, u_int32_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetTrackTimeScale(trackId, value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" u_int8_t MP4GetTrackAudioType(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackAudioType(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_AUDIO_TYPE;
- }
- extern "C" u_int8_t MP4GetTrackAudioMpeg4Type(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackAudioMpeg4Type(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_MPEG4_INVALID_AUDIO_TYPE;
- }
- extern "C" u_int8_t MP4GetTrackVideoType(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackVideoType(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_VIDEO_TYPE;
- }
- extern "C" MP4Duration MP4GetTrackFixedSampleDuration(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackFixedSampleDuration(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_DURATION;
- }
- extern "C" u_int32_t MP4GetTrackBitRate(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackIntegerProperty(trackId,
- "mdia.minf.stbl.stsd.*.esds.decConfigDescr.avgBitrate");
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" void MP4GetTrackESConfiguration(
- MP4FileHandle hFile, MP4TrackId trackId,
- u_int8_t** ppConfig, u_int32_t* pConfigSize)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->GetTrackESConfiguration(
- trackId, ppConfig, pConfigSize);
- return;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- *ppConfig = NULL;
- *pConfigSize = 0;
- return;
- }
- extern "C" bool MP4SetTrackESConfiguration(
- MP4FileHandle hFile, MP4TrackId trackId,
- const u_int8_t* pConfig, u_int32_t configSize)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetTrackESConfiguration(
- trackId, pConfig, configSize);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" MP4SampleId MP4GetTrackNumberOfSamples(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackNumberOfSamples(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" u_int16_t MP4GetTrackVideoWidth(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackIntegerProperty(trackId,
- "mdia.minf.stbl.stsd.mp4v.width");
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" u_int16_t MP4GetTrackVideoHeight(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackIntegerProperty(trackId,
- "mdia.minf.stbl.stsd.mp4v.height");
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" float MP4GetTrackVideoFrameRate(
- MP4FileHandle hFile, MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackVideoFrameRate(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0.0;
- }
- /* generic track properties */
- extern "C" u_int64_t MP4GetTrackIntegerProperty(
- MP4FileHandle hFile, MP4TrackId trackId,
- const char* propName)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackIntegerProperty(trackId,
- propName);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return (u_int64_t)-1;
- }
- extern "C" float MP4GetTrackFloatProperty(
- MP4FileHandle hFile, MP4TrackId trackId,
- const char* propName)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackFloatProperty(trackId, propName);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return NAN;
- }
- extern "C" const char* MP4GetTrackStringProperty(
- MP4FileHandle hFile, MP4TrackId trackId,
- const char* propName)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackStringProperty(trackId, propName);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return NULL;
- }
- extern "C" void MP4GetTrackBytesProperty(
- MP4FileHandle hFile, MP4TrackId trackId, const char* propName,
- u_int8_t** ppValue, u_int32_t* pValueSize)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->GetTrackBytesProperty(
- trackId, propName, ppValue, pValueSize);
- return;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- *ppValue = NULL;
- *pValueSize = 0;
- return;
- }
- extern "C" bool MP4SetTrackIntegerProperty(
- MP4FileHandle hFile, MP4TrackId trackId,
- const char* propName, int64_t value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetTrackIntegerProperty(trackId,
- propName, value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4SetTrackFloatProperty(
- MP4FileHandle hFile, MP4TrackId trackId,
- const char* propName, float value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetTrackFloatProperty(trackId, propName, value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4SetTrackStringProperty(
- MP4FileHandle hFile, MP4TrackId trackId,
- const char* propName, const char* value)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetTrackStringProperty(trackId, propName, value);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4SetTrackBytesProperty(
- MP4FileHandle hFile, MP4TrackId trackId,
- const char* propName, const u_int8_t* pValue, u_int32_t valueSize)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetTrackBytesProperty(
- trackId, propName, pValue, valueSize);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- /* sample operations */
- extern "C" bool MP4ReadSample(
- /* input parameters */
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4SampleId sampleId,
- /* output parameters */
- u_int8_t** ppBytes,
- u_int32_t* pNumBytes,
- MP4Timestamp* pStartTime,
- MP4Duration* pDuration,
- MP4Duration* pRenderingOffset,
- bool* pIsSyncSample)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->ReadSample(
- trackId,
- sampleId,
- ppBytes,
- pNumBytes,
- pStartTime,
- pDuration,
- pRenderingOffset,
- pIsSyncSample);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- *pNumBytes = 0;
- return false;
- }
- extern "C" bool MP4ReadSampleFromTime(
- /* input parameters */
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4Timestamp when,
- /* output parameters */
- u_int8_t** ppBytes,
- u_int32_t* pNumBytes,
- MP4Timestamp* pStartTime,
- MP4Duration* pDuration,
- MP4Duration* pRenderingOffset,
- bool* pIsSyncSample)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- MP4SampleId sampleId =
- ((MP4File*)hFile)->GetSampleIdFromTime(
- trackId, when, false);
- ((MP4File*)hFile)->ReadSample(
- trackId,
- sampleId,
- ppBytes,
- pNumBytes,
- pStartTime,
- pDuration,
- pRenderingOffset,
- pIsSyncSample);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- *pNumBytes = 0;
- return false;
- }
- extern "C" bool MP4WriteSample(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- u_int8_t* pBytes,
- u_int32_t numBytes,
- MP4Duration duration,
- MP4Duration renderingOffset,
- bool isSyncSample)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->WriteSample(
- trackId,
- pBytes,
- numBytes,
- duration,
- renderingOffset,
- isSyncSample);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4CopySample(
- MP4FileHandle srcFile,
- MP4TrackId srcTrackId,
- MP4SampleId srcSampleId,
- MP4FileHandle dstFile,
- MP4TrackId dstTrackId,
- MP4Duration dstSampleDuration)
- {
- bool rc;
- u_int8_t* pBytes = NULL;
- u_int32_t numBytes = 0;
- MP4Duration sampleDuration;
- MP4Duration renderingOffset;
- bool isSyncSample;
- // Note: we leave it up to the caller to ensure that the
- // source and destination tracks are compatible.
- // i.e. copying audio samples into a video track
- // is unlikely to do anything useful
- rc = MP4ReadSample(
- srcFile,
- srcTrackId,
- srcSampleId,
- &pBytes,
- &numBytes,
- NULL,
- &sampleDuration,
- &renderingOffset,
- &isSyncSample);
- if (!rc) {
- return false;
- }
- if (dstFile == MP4_INVALID_FILE_HANDLE) {
- dstFile = srcFile;
- }
- if (dstTrackId == MP4_INVALID_TRACK_ID) {
- dstTrackId = srcTrackId;
- }
- if (dstSampleDuration != MP4_INVALID_DURATION) {
- sampleDuration = dstSampleDuration;
- }
- rc = MP4WriteSample(
- dstFile,
- dstTrackId,
- pBytes,
- numBytes,
- sampleDuration,
- renderingOffset,
- isSyncSample);
- free(pBytes);
- return rc;
- }
- extern "C" bool MP4ReferenceSample(
- MP4FileHandle srcFile,
- MP4TrackId srcTrackId,
- MP4SampleId srcSampleId,
- MP4FileHandle dstFile,
- MP4TrackId dstTrackId,
- MP4Duration dstSampleDuration)
- {
- // LATER Not yet implemented
- return false;
- }
- extern "C" u_int32_t MP4GetSampleSize(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4SampleId sampleId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetSampleSize(
- trackId, sampleId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" u_int32_t MP4GetTrackMaxSampleSize(
- MP4FileHandle hFile,
- MP4TrackId trackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetTrackMaxSampleSize(trackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" MP4SampleId MP4GetSampleIdFromTime(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4Timestamp when,
- bool wantSyncSample)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetSampleIdFromTime(
- trackId, when, wantSyncSample);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_SAMPLE_ID;
- }
- extern "C" MP4Timestamp MP4GetSampleTime(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4SampleId sampleId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetSampleTime(
- trackId, sampleId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TIMESTAMP;
- }
- extern "C" MP4Duration MP4GetSampleDuration(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4SampleId sampleId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetSampleDuration(
- trackId, sampleId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_DURATION;
- }
- extern "C" MP4Duration MP4GetSampleRenderingOffset(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4SampleId sampleId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetSampleRenderingOffset(
- trackId, sampleId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_DURATION;
- }
- extern "C" bool MP4SetSampleRenderingOffset(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4SampleId sampleId,
- MP4Duration renderingOffset)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetSampleRenderingOffset(
- trackId, sampleId, renderingOffset);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" int8_t MP4GetSampleSync(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4SampleId sampleId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetSampleSync(
- trackId, sampleId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return -1;
- }
- extern "C" u_int64_t MP4ConvertFromMovieDuration(
- MP4FileHandle hFile,
- MP4Duration duration,
- u_int32_t timeScale)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->ConvertFromMovieDuration(
- duration, timeScale);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return (u_int64_t)MP4_INVALID_DURATION;
- }
- extern "C" u_int64_t MP4ConvertFromTrackTimestamp(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4Timestamp timeStamp,
- u_int32_t timeScale)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->ConvertFromTrackTimestamp(
- trackId, timeStamp, timeScale);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return (u_int64_t)MP4_INVALID_TIMESTAMP;
- }
- extern "C" MP4Timestamp MP4ConvertToTrackTimestamp(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- u_int64_t timeStamp,
- u_int32_t timeScale)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->ConvertToTrackTimestamp(
- trackId, timeStamp, timeScale);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TIMESTAMP;
- }
- extern "C" u_int64_t MP4ConvertFromTrackDuration(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- MP4Duration duration,
- u_int32_t timeScale)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->ConvertFromTrackDuration(
- trackId, duration, timeScale);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return (u_int64_t)MP4_INVALID_DURATION;
- }
- extern "C" MP4Duration MP4ConvertToTrackDuration(
- MP4FileHandle hFile,
- MP4TrackId trackId,
- u_int64_t duration,
- u_int32_t timeScale)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->ConvertToTrackDuration(
- trackId, duration, timeScale);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_DURATION;
- }
- extern "C" bool MP4GetHintTrackRtpPayload(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- char** ppPayloadName,
- u_int8_t* pPayloadNumber,
- u_int16_t* pMaxPayloadSize)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->GetHintTrackRtpPayload(
- hintTrackId, ppPayloadName, pPayloadNumber, pMaxPayloadSize);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4SetHintTrackRtpPayload(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- const char* pPayloadName,
- u_int8_t* pPayloadNumber,
- u_int16_t maxPayloadSize)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetHintTrackRtpPayload(
- hintTrackId, pPayloadName, pPayloadNumber, maxPayloadSize);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" const char* MP4GetSessionSdp(
- MP4FileHandle hFile)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetSessionSdp();
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return NULL;
- }
- extern "C" bool MP4SetSessionSdp(
- MP4FileHandle hFile,
- const char* sdpString)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetSessionSdp(sdpString);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4AppendSessionSdp(
- MP4FileHandle hFile,
- const char* sdpString)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->AppendSessionSdp(sdpString);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" const char* MP4GetHintTrackSdp(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetHintTrackSdp(hintTrackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return NULL;
- }
- extern "C" bool MP4SetHintTrackSdp(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- const char* sdpString)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetHintTrackSdp(hintTrackId, sdpString);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4AppendHintTrackSdp(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- const char* sdpString)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->AppendHintTrackSdp(hintTrackId, sdpString);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" MP4TrackId MP4GetHintTrackReferenceTrackId(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->
- GetHintTrackReferenceTrackId(hintTrackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TRACK_ID;
- }
- extern "C" bool MP4ReadRtpHint(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- MP4SampleId hintSampleId,
- u_int16_t* pNumPackets)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->ReadRtpHint(
- hintTrackId, hintSampleId, pNumPackets);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" u_int16_t MP4GetRtpHintNumberOfPackets(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetRtpHintNumberOfPackets(hintTrackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" int8_t MP4GetRtpPacketBFrame(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- u_int16_t packetIndex)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->
- GetRtpPacketBFrame(hintTrackId, packetIndex);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return -1;
- }
- extern "C" int32_t MP4GetRtpPacketTransmitOffset(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- u_int16_t packetIndex)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->
- GetRtpPacketTransmitOffset(hintTrackId, packetIndex);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return 0;
- }
- extern "C" bool MP4ReadRtpPacket(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- u_int16_t packetIndex,
- u_int8_t** ppBytes,
- u_int32_t* pNumBytes,
- u_int32_t ssrc,
- bool includeHeader,
- bool includePayload)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->ReadRtpPacket(
- hintTrackId, packetIndex,
- ppBytes, pNumBytes,
- ssrc, includeHeader, includePayload);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" MP4Timestamp MP4GetRtpTimestampStart(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- return ((MP4File*)hFile)->GetRtpTimestampStart(hintTrackId);
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return MP4_INVALID_TIMESTAMP;
- }
- extern "C" bool MP4SetRtpTimestampStart(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- MP4Timestamp rtpStart)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->SetRtpTimestampStart(
- hintTrackId, rtpStart);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4AddRtpHint(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId)
- {
- return MP4AddRtpVideoHint(hFile, hintTrackId, false, 0);
- }
- extern "C" bool MP4AddRtpVideoHint(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- bool isBframe,
- u_int32_t timestampOffset)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->AddRtpHint(hintTrackId,
- isBframe, timestampOffset);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4AddRtpPacket(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- bool setMbit,
- int32_t transmitOffset)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->AddRtpPacket(
- hintTrackId, setMbit, transmitOffset);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4AddRtpImmediateData(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- const u_int8_t* pBytes,
- u_int32_t numBytes)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->AddRtpImmediateData(hintTrackId,
- pBytes, numBytes);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4AddRtpSampleData(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- MP4SampleId sampleId,
- u_int32_t dataOffset,
- u_int32_t dataLength)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->AddRtpSampleData(
- hintTrackId, sampleId, dataOffset, dataLength);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4AddRtpESConfigurationPacket(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->AddRtpESConfigurationPacket(hintTrackId);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- extern "C" bool MP4WriteRtpHint(
- MP4FileHandle hFile,
- MP4TrackId hintTrackId,
- MP4Duration duration,
- bool isSyncSample)
- {
- if (MP4_IS_VALID_FILE_HANDLE(hFile)) {
- try {
- ((MP4File*)hFile)->WriteRtpHint(
- hintTrackId, duration, isSyncSample);
- return true;
- }
- catch (MP4Error* e) {
- PRINT_ERROR(e);
- delete e;
- }
- }
- return false;
- }
- /* ISMA specific operations */
- extern "C" bool MP4MakeIsmaCompliant(
- const char* fileName,
- u_int32_t verbosity,
- bool addIsmaComplianceSdp)
- {
- MP4File* pFile = NULL;
- try {
- pFile = new MP4File(verbosity);
- pFile->Modify(fileName);
- pFile->MakeIsmaCompliant(addIsmaComplianceSdp);
- pFile->Close();
- delete pFile;
- return true;
- }
- catch (MP4Error* e) {
- VERBOSE_ERROR(verbosity, e->Print());
- delete e;
- }
- delete pFile;
- return false;
- }
- extern "C" char* MP4MakeIsmaSdpIod(
- u_int8_t videoProfile,
- u_int32_t videoBitrate,
- u_int8_t* videoConfig,
- u_int32_t videoConfigLength,
- u_int8_t audioProfile,
- u_int32_t audioBitrate,
- u_int8_t* audioConfig,
- u_int32_t audioConfigLength,
- u_int32_t verbosity)
- {
- MP4File* pFile = NULL;
- try {
- pFile = new MP4File(verbosity);
- u_int8_t* pBytes = NULL;
- u_int64_t numBytes = 0;
- pFile->CreateIsmaIodFromParams(
- videoProfile,
- videoBitrate,
- videoConfig,
- videoConfigLength,
- audioProfile,
- audioBitrate,
- audioConfig,
- audioConfigLength,
- &pBytes,
- &numBytes);
- char* iodBase64 =
- MP4ToBase64(pBytes, numBytes);
- MP4Free(pBytes);
- char* sdpIod =
- (char*)MP4Malloc(strlen(iodBase64) + 64);
- sprintf(sdpIod,
- "a=mpeg4-iod: