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C++ CanAccessMovie函数代码示例

本文整理汇总了C++中CanAccessMovie函数的典型用法代码示例。如果您正苦于以下问题：C++ CanAccessMovie函数的具体用法？C++ CanAccessMovie怎么用？C++ CanAccessMovie使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了CanAccessMovie函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: gf_isom_change_ismacryp_protection

GF_EXPORT
GF_Err gf_isom_change_ismacryp_protection(GF_ISOFile *the_file, u32 trackNumber, u32 sampleDescriptionIndex, char *scheme_uri, char *kms_uri)
{
	GF_TrackBox *trak;
	GF_Err e;
	GF_SampleEntryBox *sea;
	GF_ProtectionInfoBox *sinf;

	e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	trak = gf_isom_get_track_from_file(the_file, trackNumber);
	if (!trak || !trak->Media || !sampleDescriptionIndex) return GF_BAD_PARAM;

	sea = NULL;
	sinf = gf_isom_get_sinf_entry(trak, sampleDescriptionIndex, GF_ISOM_ISMACRYP_SCHEME, &sea);
	if (!sinf) return GF_OK;

	if (scheme_uri) {
		gf_free(sinf->scheme_type->URI);
		sinf->scheme_type->URI = gf_strdup(scheme_uri);
	}
	if (kms_uri) {
		gf_free(sinf->info->ikms->URI);
		sinf->info->ikms->URI = gf_strdup(kms_uri);
	}
	return GF_OK;
}
开发者ID:HungMingWu，项目名称:gpac，代码行数:28，代码来源:drm_sample.c

示例2: CanAccessMovie

GF_WebVTTSampleEntryBox *gf_webvtt_isom_get_description(GF_ISOFile *movie, u32 trackNumber, u32 descriptionIndex)
{
    GF_WebVTTSampleEntryBox *wvtt;
    GF_TrackBox *trak;
    GF_Err e;

    if (!descriptionIndex) return NULL;

    e = CanAccessMovie(movie, GF_ISOM_OPEN_READ);
    if (e) return NULL;

    trak = gf_isom_get_track_from_file(movie, trackNumber);
    if (!trak || !trak->Media) return NULL;

    switch (trak->Media->handler->handlerType) {
    case GF_ISOM_MEDIA_TEXT:
        break;
    default:
        return NULL;
    }

    wvtt = (GF_WebVTTSampleEntryBox*)gf_list_get(trak->Media->information->sampleTable->SampleDescription->other_boxes, descriptionIndex - 1);
    if (!wvtt) return NULL;
    switch (wvtt->type) {
    case GF_ISOM_BOX_TYPE_WVTT:
        break;
    default:
        return NULL;
    }
    return wvtt;
}
开发者ID:erelh，项目名称:gpac，代码行数:31，代码来源:webvtt.c

示例3: gf_isom_new_webvtt_description

GF_Err gf_isom_new_webvtt_description(GF_ISOFile *movie, u32 trackNumber, GF_TextSampleDescriptor *desc, char *URLname, char *URNname, u32 *outDescriptionIndex)
{
    GF_TrackBox *trak;
    GF_Err e;
    u32 dataRefIndex;
    GF_WebVTTSampleEntryBox *wvtt;

    e = CanAccessMovie(movie, GF_ISOM_OPEN_WRITE);
    if (e) return e;

    trak = gf_isom_get_track_from_file(movie, trackNumber);
    if (!trak || !trak->Media) return GF_BAD_PARAM;

    switch (trak->Media->handler->handlerType) {
    case GF_ISOM_MEDIA_TEXT:
        break;
    default:
        return GF_BAD_PARAM;
    }

    //get or create the data ref
    e = Media_FindDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
    if (e) return e;
    if (!dataRefIndex) {
        e = Media_CreateDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
        if (e) return e;
    }
    trak->Media->mediaHeader->modificationTime = gf_isom_get_mp4time();

    wvtt = (GF_WebVTTSampleEntryBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_WVTT);
    wvtt->dataReferenceIndex = dataRefIndex;
    gf_list_add(trak->Media->information->sampleTable->SampleDescription->other_boxes, wvtt);
    if (outDescriptionIndex) *outDescriptionIndex = gf_list_count(trak->Media->information->sampleTable->SampleDescription->other_boxes);
    return e;
}
开发者ID:erelh，项目名称:gpac，代码行数:35，代码来源:webvtt.c

示例4: gf_isom_update_xml_subtitle_description

GF_Err gf_isom_update_xml_subtitle_description(GF_ISOFile *movie, u32 trackNumber,
											   u32 descriptionIndex, GF_GenericSubtitleSampleDescriptor *desc)
{
	GF_TrackBox *trak;
	GF_Err      e;

	if (!descriptionIndex || !desc) return GF_BAD_PARAM;
	e = CanAccessMovie(movie, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	trak = gf_isom_get_track_from_file(movie, trackNumber);
	if (!trak || !trak->Media) return GF_BAD_PARAM;

	switch (trak->Media->handler->handlerType) {
	case GF_ISOM_MEDIA_MPEG_SUBT:
		break;
	default:
		return GF_BAD_PARAM;
	}

	if (!movie->keep_utc)
		trak->Media->mediaHeader->modificationTime = gf_isom_get_mp4time();

	return e;
}
开发者ID:HungMingWu，项目名称:gpac，代码行数:25，代码来源:sample_descs.c

示例5: gf_isom_remove_track_protection

GF_Err gf_isom_remove_track_protection(GF_ISOFile *the_file, u32 trackNumber, u32 sampleDescriptionIndex)
{
	GF_TrackBox *trak;
	GF_Err e;
	GF_SampleEntryBox *sea;
	GF_ProtectionInfoBox *sinf;

	e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	trak = gf_isom_get_track_from_file(the_file, trackNumber);
	if (!trak || !trak->Media || !sampleDescriptionIndex) return GF_BAD_PARAM;

	sea = NULL;
	sinf = gf_isom_get_sinf_entry(trak, sampleDescriptionIndex, GF_ISOM_CENC_SCHEME, &sea);
	if (!sinf) sinf = gf_isom_get_sinf_entry(trak, sampleDescriptionIndex, GF_ISOM_CBC_SCHEME, &sea);
	if (!sinf) sinf = gf_isom_get_sinf_entry(trak, sampleDescriptionIndex, GF_ISOM_ISMACRYP_SCHEME, &sea);
	if (!sinf) sinf = gf_isom_get_sinf_entry(trak, sampleDescriptionIndex, GF_ISOM_OMADRM_SCHEME, &sea);
	if (!sinf) sinf = gf_isom_get_sinf_entry(trak, sampleDescriptionIndex, GF_ISOM_ADOBE_SCHEME, &sea);
	if (!sinf) return GF_OK;

	sea->type = sinf->original_format->data_format;
	gf_isom_box_array_del(sea->protections);
	sea->protections = gf_list_new();
	if (sea->type == GF_4CC('2','6','4','b')) sea->type = GF_ISOM_BOX_TYPE_AVC1;
	if (sea->type == GF_4CC('2','6','5','b')) sea->type = GF_ISOM_BOX_TYPE_HVC1;
	return GF_OK;
}
开发者ID:HungMingWu，项目名称:gpac，代码行数:28，代码来源:drm_sample.c

示例6: gf_isom_3gp_config_update

GF_Err gf_isom_3gp_config_update(GF_ISOFile *the_file, u32 trackNumber, GF_3GPConfig *param, u32 DescriptionIndex)
{
	GF_TrackBox *trak;
	GF_Err e;
	GF_3GPConfig *cfg;
	GF_3GPPAudioSampleEntryBox *entry;

	e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	trak = gf_isom_get_track_from_file(the_file, trackNumber);
	if (!trak || !trak->Media || !param || !DescriptionIndex) return GF_BAD_PARAM;

	cfg = NULL;
	entry = (GF_3GPPAudioSampleEntryBox *)gf_list_get(trak->Media->information->sampleTable->SampleDescription->other_boxes, DescriptionIndex-1);
	if (!entry) return GF_BAD_PARAM;
	switch (entry->type) {
	case GF_ISOM_SUBTYPE_3GP_AMR:
	case GF_ISOM_SUBTYPE_3GP_AMR_WB:
	case GF_ISOM_SUBTYPE_3GP_EVRC:
	case GF_ISOM_SUBTYPE_3GP_QCELP:
	case GF_ISOM_SUBTYPE_3GP_SMV:
		cfg = &entry->info->cfg;
		break;
	case GF_ISOM_SUBTYPE_3GP_H263:
		cfg = & ((GF_3GPPVisualSampleEntryBox *)entry)->info->cfg;
		break;
	default:
		break;
	}
	if (!cfg || (cfg->type != param->type)) return GF_BAD_PARAM;
	memcpy(cfg, param, sizeof(GF_3GPConfig));
	return GF_OK;
}
开发者ID:erelh，项目名称:gpac，代码行数:34，代码来源:sample_descs.c

示例7: gf_isom_hevc_config_new

GF_Err gf_isom_hevc_config_new(GF_ISOFile *the_file, u32 trackNumber, GF_HEVCConfig *cfg, char *URLname, char *URNname, u32 *outDescriptionIndex)
{
	GF_TrackBox *trak;
	GF_Err e;
	u32 dataRefIndex;
	GF_MPEGVisualSampleEntryBox *entry;

	e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	trak = gf_isom_get_track_from_file(the_file, trackNumber);
	if (!trak || !trak->Media || !cfg) return GF_BAD_PARAM;

	//get or create the data ref
	e = Media_FindDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
	if (e) return e;
	if (!dataRefIndex) {
		e = Media_CreateDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
		if (e) return e;
	}
	trak->Media->mediaHeader->modificationTime = gf_isom_get_mp4time();

	//create a new entry
	entry = (GF_MPEGVisualSampleEntryBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_HVC1);
	if (!entry) return GF_OUT_OF_MEM;
	entry->hevc_config = (GF_HEVCConfigurationBox*)gf_isom_box_new(GF_ISOM_BOX_TYPE_HVCC);
	entry->hevc_config->config = HEVC_DuplicateConfig(cfg);
	entry->dataReferenceIndex = dataRefIndex;
	e = gf_list_add(trak->Media->information->sampleTable->SampleDescription->other_boxes, entry);
	*outDescriptionIndex = gf_list_count(trak->Media->information->sampleTable->SampleDescription->other_boxes);
	HEVC_RewriteESDescriptor(entry);
	return e;
}
开发者ID:wipple，项目名称:gpac，代码行数:33，代码来源:avc_ext.c

示例8: gf_isom_set_meta_xml_memory

GF_Err gf_isom_set_meta_xml_memory(GF_ISOFile *file, Bool root_meta, u32 track_num, unsigned char *data, u32 data_size, Bool IsBinaryXML)
{
	GF_Err e;
	GF_XMLBox *xml;
	GF_MetaBox *meta;

	e = CanAccessMovie(file, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	meta = gf_isom_get_meta(file, root_meta, track_num);
	if (!meta) return GF_BAD_PARAM;

	e = gf_isom_remove_meta_xml(file, root_meta, track_num);
	if (e) return e;

	xml = (GF_XMLBox *)xml_New();
	if (!xml) return GF_OUT_OF_MEM;
	gf_list_add(meta->other_boxes, xml);
	if (IsBinaryXML) xml->type = GF_ISOM_BOX_TYPE_BXML;


	/*assume 32bit max size = 4Go should be sufficient for a DID!!*/
	xml->xml_length = data_size;
	xml->xml = (char*)gf_malloc(sizeof(unsigned char)*xml->xml_length);
	memcpy(xml->xml, data, sizeof(unsigned char)*xml->xml_length);
	return GF_OK;
}
开发者ID:Brilon314，项目名称:gpac，代码行数:27，代码来源:meta.c

示例9: gf_isom_set_ipod_compatible

GF_EXPORT
GF_Err gf_isom_set_ipod_compatible(GF_ISOFile *the_file, u32 trackNumber)
{
	static const u8 ipod_ext[][16] = { { 0x6B, 0x68, 0x40, 0xF2, 0x5F, 0x24, 0x4F, 0xC5, 0xBA, 0x39, 0xA5, 0x1B, 0xCF, 0x03, 0x23, 0xF3} };
	static const u8 ipod_ext_data[][4] = { { 0x00, 0x00, 0x00, 0x00 } };
	GF_TrackBox *trak;
	GF_Err e;
	GF_MPEGVisualSampleEntryBox *entry;

	e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
	if (e) return e;
	trak = gf_isom_get_track_from_file(the_file, trackNumber);
	if (!trak || !trak->Media) return GF_BAD_PARAM;
	entry = (GF_MPEGVisualSampleEntryBox*)gf_list_get(trak->Media->information->sampleTable->SampleDescription->other_boxes, 0);
	if (!entry) return GF_OK;
	switch (entry->type) {
	case GF_ISOM_BOX_TYPE_AVC1:
	case GF_ISOM_BOX_TYPE_AVC2:
	case GF_ISOM_BOX_TYPE_AVC3:
	case GF_ISOM_BOX_TYPE_AVC4:
	case GF_ISOM_BOX_TYPE_SVC1:
	case GF_ISOM_BOX_TYPE_HVC1:
	case GF_ISOM_BOX_TYPE_HEV1:
		break;
	default:
		return GF_OK;
	}

	if (!entry->ipod_ext) entry->ipod_ext = (GF_UnknownUUIDBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_UUID);
	memcpy(entry->ipod_ext->uuid, ipod_ext, sizeof(u8)*16);
	entry->ipod_ext->dataSize = 4;
	entry->ipod_ext->data = gf_malloc(sizeof(u8)*4);
	memcpy(entry->ipod_ext->data, ipod_ext_data, sizeof(u8)*4);
	return GF_OK;
}
开发者ID:wipple，项目名称:gpac，代码行数:35，代码来源:avc_ext.c

示例10: gf_isom_svc_config_del

GF_Err gf_isom_svc_config_del(GF_ISOFile *the_file, u32 trackNumber, u32 DescriptionIndex)
{
	GF_TrackBox *trak;
	GF_Err e;
	GF_MPEGVisualSampleEntryBox *entry;

	e = CanAccessMovie(the_file, GF_ISOM_OPEN_WRITE);
	if (e) return e;
	trak = gf_isom_get_track_from_file(the_file, trackNumber);
	if (!trak || !trak->Media || !DescriptionIndex) return GF_BAD_PARAM;
	entry = (GF_MPEGVisualSampleEntryBox *)gf_list_get(trak->Media->information->sampleTable->SampleDescription->other_boxes, DescriptionIndex-1);
	if (!entry) return GF_BAD_PARAM;
	switch (entry->type) {
	case GF_ISOM_BOX_TYPE_AVC1:
	case GF_ISOM_BOX_TYPE_AVC2:
	case GF_ISOM_BOX_TYPE_AVC3:
	case GF_ISOM_BOX_TYPE_AVC4:
	case GF_ISOM_BOX_TYPE_SVC1:
		break;
	default:
		return GF_BAD_PARAM;
	}

	if (entry->svc_config) {
			gf_isom_box_del((GF_Box*)entry->svc_config);
			entry->svc_config = NULL;
		}
	AVC_RewriteESDescriptor(entry);
	return GF_OK;
}
开发者ID:wipple，项目名称:gpac，代码行数:30，代码来源:avc_ext.c

示例11: M4_AMR_UpdateStreamConfig

M4Err M4_AMR_UpdateStreamConfig(M4File *the_file, u32 trackNumber, LPAMRCONFIGURATION param, u32 DescriptionIndex)
{
	TrackAtom *trak;
	M4Err e;
	AMRSampleEntryAtom *entry;

	e = CanAccessMovie((M4Movie *)the_file, M4_OPEN_WRITE);
	if (e) return e;
	
	trak = GetTrackFromFile(the_file, trackNumber);
	if (!trak || !trak->Media || !param || !DescriptionIndex) return M4BadParam;

	entry = ChainGetEntry(trak->Media->information->sampleTable->SampleDescription->atomList, DescriptionIndex-1);
	if (!entry) return M4BadParam;
	switch (entry->type) {
	case AMRSampleEntryAtomType:
	case WB_AMRSampleEntryAtomType:
		break;
	default:
		return M4BadParam;
	}

	entry->amr_info->decoder_version = param->decoder_version;
	entry->amr_info->frames_per_sample = param->frames_per_sample;
	entry->amr_info->mode_change_period = param->mode_change_period;
	entry->amr_info->mode_set = param->mode_set;
	entry->amr_info->vendor = param->vendor;
	//change atom type
	entry->type = param->WideBandAMR ? WB_AMRSampleEntryAtomType : AMRSampleEntryAtomType;
	return M4OK;
}
开发者ID:DmitrySigaev，项目名称:DSMedia，代码行数:31，代码来源:M4_3GPP.c

示例12: gf_isom_set_meta_type

GF_EXPORT
GF_Err gf_isom_set_meta_type(GF_ISOFile *file, Bool root_meta, u32 track_num, u32 metaType)
{
	char szName[20];
	GF_MetaBox *meta;

	GF_Err e = CanAccessMovie(file, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	meta = gf_isom_get_meta(file, root_meta, track_num);
	if (!meta) {
		if (!metaType) return GF_OK;
		meta = (GF_MetaBox *) meta_New();
		if (root_meta) {
			file->meta = meta;
			gf_list_add(file->TopBoxes, meta);
		} else {
			gf_isom_insert_moov(file);
			if (!track_num) {
				file->moov->meta = meta;
			} else {
				GF_TrackBox *tk = (GF_TrackBox *)gf_list_get(file->moov->trackList, track_num-1);
				if (!tk) {
					gf_isom_box_del((GF_Box *)meta);
					return GF_BAD_PARAM;
				}
				tk->meta = meta;
			}
		}
	} else if (!metaType) {
		if (root_meta) {
			gf_list_del_item(file->TopBoxes, meta);
			gf_isom_box_del((GF_Box *)file->meta);
			file->meta = NULL;
		} else if (file->moov) {
			if (!track_num) {
				gf_isom_box_del((GF_Box *)file->moov->meta);
				file->moov->meta = NULL;
			} else {
				GF_TrackBox *tk = (GF_TrackBox *)gf_list_get(file->moov->trackList, track_num-1);
				if (!tk) return GF_BAD_PARAM;
				gf_isom_box_del((GF_Box *)tk->meta);
				tk->meta = NULL;
			}
		}
		return GF_OK;
	}

	if (!meta->handler)
		meta->handler = (GF_HandlerBox *)hdlr_New();

	if (meta->handler->nameUTF8) gf_free(meta->handler->nameUTF8);
	meta->handler->handlerType = metaType;
	sprintf(szName, "GPAC %s Handler", gf_4cc_to_str(metaType));
	meta->handler->nameUTF8 = gf_strdup(szName);
	return GF_OK;
}
开发者ID:Brilon314，项目名称:gpac，代码行数:57，代码来源:meta.c

示例13: gf_isom_new_text_description

GF_Err gf_isom_new_text_description(GF_ISOFile *movie, u32 trackNumber, GF_TextSampleDescriptor *desc, char *URLname, char *URNname, u32 *outDescriptionIndex)
{
	GF_TrackBox *trak;
	GF_Err e;
	u32 dataRefIndex, i;
	GF_Tx3gSampleEntryBox *txt;

	e = CanAccessMovie(movie, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	trak = gf_isom_get_track_from_file(movie, trackNumber);
	if (!trak || !trak->Media || !desc->font_count) return GF_BAD_PARAM;

	switch (trak->Media->handler->handlerType) {
	case GF_ISOM_MEDIA_TEXT:
	case GF_ISOM_MEDIA_SUBT:
		break;
	default:
		return GF_BAD_PARAM;
	}

	//get or create the data ref
	e = Media_FindDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
	if (e) return e;
	if (!dataRefIndex) {
		e = Media_CreateDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
		if (e) return e;
	}
	if (!movie->keep_utc)
		trak->Media->mediaHeader->modificationTime = gf_isom_get_mp4time();

	txt = (GF_Tx3gSampleEntryBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_TX3G);
	txt->dataReferenceIndex = dataRefIndex;
	gf_list_add(trak->Media->information->sampleTable->SampleDescription->other_boxes, txt);
	if (outDescriptionIndex) *outDescriptionIndex = gf_list_count(trak->Media->information->sampleTable->SampleDescription->other_boxes);

	txt->back_color = desc->back_color;
	txt->default_box = desc->default_pos;
	txt->default_style = desc->default_style;
	txt->displayFlags = desc->displayFlags;
	txt->vertical_justification = desc->vert_justif;
	txt->horizontal_justification = desc->horiz_justif;
	txt->font_table = (GF_FontTableBox *)gf_isom_box_new(GF_ISOM_BOX_TYPE_FTAB);
	txt->font_table->entry_count = desc->font_count;

	txt->font_table->fonts = (GF_FontRecord *) gf_malloc(sizeof(GF_FontRecord) * desc->font_count);
	for (i=0; i<desc->font_count; i++) {
		txt->font_table->fonts[i].fontID = desc->fonts[i].fontID;
		if (desc->fonts[i].fontName) txt->font_table->fonts[i].fontName = gf_strdup(desc->fonts[i].fontName);
	}
	return e;
}
开发者ID:DmitrySigaev，项目名称:gpac-sf，代码行数:52，代码来源:tx3g.c

示例14: gf_isom_update_text_description

GF_Err gf_isom_update_text_description(GF_ISOFile *movie, u32 trackNumber, u32 descriptionIndex, GF_TextSampleDescriptor *desc)
{
	GF_TrackBox *trak;
	GF_Err e;
	u32 i;
	GF_Tx3gSampleEntryBox *txt;

	if (!descriptionIndex || !desc) return GF_BAD_PARAM;
	e = CanAccessMovie(movie, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	trak = gf_isom_get_track_from_file(movie, trackNumber);
	if (!trak || !trak->Media || !desc->font_count) return GF_BAD_PARAM;

	switch (trak->Media->handler->handlerType) {
	case GF_ISOM_MEDIA_TEXT:
	case GF_ISOM_MEDIA_SUBT:
		break;
	default:
		return GF_BAD_PARAM;
	}

	txt = (GF_Tx3gSampleEntryBox*)gf_list_get(trak->Media->information->sampleTable->SampleDescription->other_boxes, descriptionIndex - 1);
	if (!txt) return GF_BAD_PARAM;
	switch (txt->type) {
	case GF_ISOM_BOX_TYPE_TX3G:
	case GF_ISOM_BOX_TYPE_TEXT:
		break;
	default:
		return GF_BAD_PARAM;
	}

	if (!movie->keep_utc)
		trak->Media->mediaHeader->modificationTime = gf_isom_get_mp4time();

	txt->back_color = desc->back_color;
	txt->default_box = desc->default_pos;
	txt->default_style = desc->default_style;
	txt->displayFlags = desc->displayFlags;
	txt->vertical_justification = desc->vert_justif;
	txt->horizontal_justification = desc->horiz_justif;
	if (txt->font_table) gf_isom_box_del((GF_Box*)txt->font_table);

	txt->font_table = (GF_FontTableBox *)gf_isom_box_new(GF_ISOM_BOX_TYPE_FTAB);
	txt->font_table->entry_count = desc->font_count;
	txt->font_table->fonts = (GF_FontRecord *) gf_malloc(sizeof(GF_FontRecord) * desc->font_count);
	for (i=0; i<desc->font_count; i++) {
		txt->font_table->fonts[i].fontID = desc->fonts[i].fontID;
		if (desc->fonts[i].fontName) txt->font_table->fonts[i].fontName = gf_strdup(desc->fonts[i].fontName);
	}
	return e;
}
开发者ID:DmitrySigaev，项目名称:gpac-sf，代码行数:52，代码来源:tx3g.c

示例15: gf_isom_new_xml_subtitle_description

GF_Err gf_isom_new_xml_subtitle_description(GF_ISOFile  *movie, u32 trackNumber,
											const char *xmlnamespace, const char *xml_schema_loc, const char *mimes,
											u32 *outDescriptionIndex)
{
	GF_TrackBox                 *trak;
	GF_Err                      e;
	u32                         dataRefIndex;
	GF_MetaDataSampleEntryBox *stpp;
	char *URLname = NULL;
	char *URNname = NULL;

	e = CanAccessMovie(movie, GF_ISOM_OPEN_WRITE);
	if (e) return e;

	trak = gf_isom_get_track_from_file(movie, trackNumber);
	if (!trak || !trak->Media) return GF_BAD_PARAM;

	switch (trak->Media->handler->handlerType) {
	case GF_ISOM_MEDIA_MPEG_SUBT:
	case GF_ISOM_MEDIA_META:
	case GF_ISOM_MEDIA_TEXT:
		break;
	default:
		return GF_BAD_PARAM;
	}

	if (!xmlnamespace) {
		GF_LOG(GF_LOG_WARNING, GF_LOG_PARSER, ("XML (Subtitle, Metadata or Text) SampleEntry: namespace is mandatory. Abort.\n"));
		return GF_BAD_PARAM;
	}

	//get or create the data ref
	e = Media_FindDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
	if (e) return e;
	if (!dataRefIndex) {
		e = Media_CreateDataRef(trak->Media->information->dataInformation->dref, URLname, URNname, &dataRefIndex);
		if (e) return e;
	}
	if (!movie->keep_utc)
		trak->Media->mediaHeader->modificationTime = gf_isom_get_mp4time();

	stpp = (GF_MetaDataSampleEntryBox *) gf_isom_box_new(GF_ISOM_BOX_TYPE_STPP);
	stpp->dataReferenceIndex = dataRefIndex;
	gf_list_add(trak->Media->information->sampleTable->SampleDescription->other_boxes, stpp);
	if (outDescriptionIndex) *outDescriptionIndex = gf_list_count(trak->Media->information->sampleTable->SampleDescription->other_boxes);

	stpp->xml_namespace = gf_strdup(xmlnamespace);
	if (xml_schema_loc) stpp->xml_schema_loc = gf_strdup(xml_schema_loc); //optional
	if (mimes) stpp->mime_type = gf_strdup(mimes); //optional
	return e;
}
开发者ID:HungMingWu，项目名称:gpac，代码行数:51，代码来源:sample_descs.c


注：本文中的CanAccessMovie函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。