static void CTXLoad_Reset(CTXLoadPriv *priv) { if (priv->ctx) gf_sm_del(priv->ctx); priv->ctx = NULL; gf_sg_reset(priv->scene->graph); if (priv->load_flags != 3) priv->load_flags = 0; while (gf_list_count(priv->files_to_delete)) { char *fileName = (char*)gf_list_get(priv->files_to_delete, 0); gf_list_rem(priv->files_to_delete, 0); gf_delete_file(fileName); gf_free(fileName); } }
static GF_Err SVG_ProcessData(GF_SceneDecoder *plug, const char *inBuffer, u32 inBufferLength, u16 ES_ID, u32 stream_time, u32 mmlevel) { GF_Err e = GF_OK; SVGIn *svgin = (SVGIn *)plug->privateStack; if (stream_time==(u32)-1) { if (svgin->src) gzclose(svgin->src); svgin->src = NULL; gf_sm_load_done(&svgin->loader); svgin->loader.fileName = NULL; svgin->file_pos = 0; gf_sg_reset(svgin->scene->graph); return GF_OK; } switch (svgin->oti) { /*!OTI for SVG dummy stream (dsi = file name) - GPAC internal*/ case GPAC_OTI_PRIVATE_SCENE_SVG: /*full doc parsing*/ if ((svgin->sax_max_duration==(u32) -1) && svgin->file_size) { /*init step*/ if (!svgin->loader.fileName) { /*not done yet*/ if (!svg_check_download(svgin)) return GF_OK; svgin->loader.fileName = svgin->file_name; e = gf_sm_load_init(&svgin->loader); } else { e = gf_sm_load_run(&svgin->loader); } } /*chunk parsing*/ else { u32 entry_time; char file_buf[SVG_PROGRESSIVE_BUFFER_SIZE+2]; /*initial load*/ if (!svgin->src && !svgin->file_pos) { svgin->src = gzopen(svgin->file_name, "rb"); if (!svgin->src) return GF_URL_ERROR; svgin->loader.fileName = svgin->file_name; gf_sm_load_init(&svgin->loader); } e = GF_OK; entry_time = gf_sys_clock(); while (1) { u32 diff; s32 nb_read; nb_read = gzread(svgin->src, file_buf, SVG_PROGRESSIVE_BUFFER_SIZE); /*we may have read nothing but we still need to call parse in case the parser got suspended*/ if (nb_read<=0) { nb_read = 0; if ((e==GF_EOS) && gzeof(svgin->src)) { gf_set_progress("SVG Parsing", svgin->file_pos, svgin->file_size); gzclose(svgin->src); svgin->src = NULL; gf_sm_load_done(&svgin->loader); } goto exit; } file_buf[nb_read] = file_buf[nb_read+1] = 0; e = gf_sm_load_string(&svgin->loader, file_buf, 0); svgin->file_pos += nb_read; /*handle decompression*/ if (svgin->file_pos > svgin->file_size) svgin->file_size = svgin->file_pos + 1; if (e) break; gf_set_progress("SVG Parsing", svgin->file_pos, svgin->file_size); diff = gf_sys_clock() - entry_time; if (diff > svgin->sax_max_duration) { break; } } } break; /*!OTI for streaming SVG - GPAC internal*/ case GPAC_OTI_SCENE_SVG: e = gf_sm_load_string(&svgin->loader, inBuffer, 0); break; /*!OTI for streaming SVG + gz - GPAC internal*/ case GPAC_OTI_SCENE_SVG_GZ: e = svgin_deflate(svgin, inBuffer, inBufferLength); break; /*!OTI for DIMS (dsi = 3GPP DIMS configuration) - GPAC internal*/ case GPAC_OTI_SCENE_DIMS: { u8 prev, dims_hdr; u32 nb_bytes, size; u64 pos; char * buf2 = gf_malloc(inBufferLength); GF_BitStream *bs = gf_bs_new(inBuffer, inBufferLength, GF_BITSTREAM_READ); memcpy(buf2, inBuffer, inBufferLength); // FILE *f = gf_f64_open("dump.svg", "wb"); // while (gf_bs_available(bs)) { pos = gf_bs_get_position(bs); size = gf_bs_read_u16(bs); nb_bytes = 2; /*GPAC internal hack*/ if (!size) { size = gf_bs_read_u32(bs); nb_bytes = 6; } // gf_fwrite( inBuffer + pos + nb_bytes + 1, 1, size - 1, f ); dims_hdr = gf_bs_read_u8(bs); prev = buf2[pos + nb_bytes + size]; buf2[pos + nb_bytes + size] = 0; if (dims_hdr & GF_DIMS_UNIT_C) { e = svgin_deflate(svgin, buf2 + pos + nb_bytes + 1, size - 1); } else { e = gf_sm_load_string(&svgin->loader, buf2 + pos + nb_bytes + 1, 0); } buf2[pos + nb_bytes + size] = prev; gf_bs_skip_bytes(bs, size-1); } // fclose(f); gf_bs_del(bs); } break; default: return GF_BAD_PARAM; } exit: if ((e>=GF_OK) && (svgin->scene->graph_attached!=1) && (gf_sg_get_root_node(svgin->loader.scene_graph)!=NULL) ) { gf_scene_attach_to_compositor(svgin->scene); } /*prepare for next playback*/ if (e) { gf_sm_load_done(&svgin->loader); svgin->loader.fileName = NULL; e = GF_EOS; } return e; }