LRESULT compress_begin(CODEC * codec, BITMAPINFO * lpbiInput, BITMAPINFO * lpbiOutput) { xvid_gbl_init_t init; xvid_enc_create_t create; xvid_enc_plugin_t plugins[3]; xvid_plugin_single_t single; xvid_plugin_2pass1_t pass1; xvid_plugin_2pass2_t pass2; int i; HANDLE hFile; CONFIG tmpCfg; /* if we want to alter config to suit our needs, it shouldn't be visible to user later */ memcpy(&tmpCfg, &codec->config, sizeof(CONFIG)); if (init_dll(codec) != 0) return ICERR_ERROR; /* destroy previously created codec */ if(codec->ehandle) { codec->xvid_encore_func(codec->ehandle, XVID_ENC_DESTROY, NULL, NULL); codec->ehandle = NULL; } memset(&init, 0, sizeof(init)); init.version = XVID_VERSION; init.cpu_flags = codec->config.cpu; init.debug = codec->config.debug; codec->xvid_global_func(0, XVID_GBL_INIT, &init, NULL); memset(&create, 0, sizeof(create)); create.version = XVID_VERSION; /* plugins */ create.plugins = plugins; switch (codec->config.mode) { case RC_MODE_1PASS : memset(&single, 0, sizeof(single)); single.version = XVID_VERSION; single.bitrate = codec->config.bitrate * CONFIG_KBPS; single.reaction_delay_factor = codec->config.rc_reaction_delay_factor; single.averaging_period = codec->config.rc_averaging_period; single.buffer = codec->config.rc_buffer; plugins[create.num_plugins].func = codec->xvid_plugin_single_func; plugins[create.num_plugins].param = &single; create.num_plugins++; if (!codec->config.use_2pass_bitrate) /* constant-quant mode */ prepare_cquant_zones(&tmpCfg); break; case RC_MODE_2PASS1 : memset(&pass1, 0, sizeof(pass1)); pass1.version = XVID_VERSION; pass1.filename = codec->config.stats; if (codec->config.full1pass) prepare_full1pass_zones(&tmpCfg); plugins[create.num_plugins].func = codec->xvid_plugin_2pass1_func; plugins[create.num_plugins].param = &pass1; create.num_plugins++; break; case RC_MODE_2PASS2 : memset(&pass2, 0, sizeof(pass2)); pass2.version = XVID_VERSION; if (codec->config.use_2pass_bitrate) { pass2.bitrate = codec->config.bitrate * CONFIG_KBPS; } else { pass2.bitrate = -codec->config.desired_size; /* kilobytes */ } pass2.filename = codec->config.stats; hFile = CreateFile(pass2.filename, 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); if (hFile == INVALID_HANDLE_VALUE) { MessageBox(0, "Statsfile not found!","Error!", MB_ICONEXCLAMATION|MB_OK); return XVID_ERR_FAIL; } else { CloseHandle(hFile); } pass2.keyframe_boost = codec->config.keyframe_boost; /* keyframe boost percentage: [0..100...]; */ pass2.curve_compression_high = codec->config.curve_compression_high; pass2.curve_compression_low = codec->config.curve_compression_low; pass2.overflow_control_strength = codec->config.overflow_control_strength; pass2.max_overflow_improvement = codec->config.twopass_max_overflow_improvement; pass2.max_overflow_degradation = codec->config.twopass_max_overflow_degradation; pass2.kfreduction = codec->config.kfreduction; pass2.kfthreshold = codec->config.kfthreshold; pass2.container_frame_overhead = 24; /* AVI */ plugins[create.num_plugins].func = codec->xvid_plugin_2pass2_func; plugins[create.num_plugins].param = &pass2; create.num_plugins++; break; case RC_MODE_NULL : return ICERR_OK; default : break; } /* zones - copy from tmpCfg in case we automatically altered them above */ create.zones = malloc(sizeof(xvid_enc_zone_t) * tmpCfg.num_zones); create.num_zones = tmpCfg.num_zones; for (i=0; i < create.num_zones; i++) { create.zones[i].frame = tmpCfg.zones[i].frame; if (tmpCfg.zones[i].mode == RC_ZONE_QUANT) { create.zones[i].mode = XVID_ZONE_QUANT; create.zones[i].increment = tmpCfg.zones[i].quant; }else{ create.zones[i].mode = XVID_ZONE_WEIGHT; create.zones[i].increment = tmpCfg.zones[i].weight; } create.zones[i].base = 100; } /* lumimasking plugin */ if ((profiles[codec->config.profile].flags & PROFILE_ADAPTQUANT) && codec->config.lum_masking) { plugins[create.num_plugins].func = codec->xvid_plugin_lumimasking_func; plugins[create.num_plugins].param = NULL; create.num_plugins++; } plugins[create.num_plugins].func = vfw_debug; plugins[create.num_plugins].param = NULL; create.num_plugins++; create.profile = profiles[codec->config.profile].id; create.width = lpbiInput->bmiHeader.biWidth; create.height = lpbiInput->bmiHeader.biHeight; create.fincr = codec->fincr; create.fbase = codec->fbase; create.max_key_interval = codec->config.max_key_interval; create.min_quant[0] = codec->config.min_iquant; create.max_quant[0] = codec->config.max_iquant; create.min_quant[1] = codec->config.min_pquant; create.max_quant[1] = codec->config.max_pquant; create.min_quant[2] = codec->config.min_bquant; create.max_quant[2] = codec->config.max_bquant; if ((profiles[codec->config.profile].flags & PROFILE_BVOP) && codec->config.use_bvop) { create.max_bframes = codec->config.max_bframes; create.bquant_ratio = codec->config.bquant_ratio; create.bquant_offset = codec->config.bquant_offset; if (codec->config.packed) create.global |= XVID_GLOBAL_PACKED; if (codec->config.closed_gov) create.global |= XVID_GLOBAL_CLOSED_GOP; } create.frame_drop_ratio = codec->config.frame_drop_ratio; create.num_threads = codec->config.num_threads; switch(codec->xvid_encore_func(0, XVID_ENC_CREATE, &create, NULL)) { case XVID_ERR_FAIL : return ICERR_ERROR; case XVID_ERR_MEMORY : return ICERR_MEMORY; case XVID_ERR_FORMAT : return ICERR_BADFORMAT; case XVID_ERR_VERSION : return ICERR_UNSUPPORTED; } free(create.zones); codec->ehandle = create.handle; codec->framenum = 0; codec->keyspacing = 0; if (codec->config.display_status) { status_destroy_always(&codec->status); status_create(&codec->status, codec->fincr, codec->fbase); } return ICERR_OK; }
LRESULT compress_begin(CODEC * codec, BITMAPINFO * lpbiInput, BITMAPINFO * lpbiOutput) { xvid_gbl_init_t init; xvid_enc_create_t create; xvid_enc_plugin_t plugins[3]; xvid_plugin_single_t single; xvid_plugin_2pass1_t pass1; xvid_plugin_2pass2_t pass2; xvid_plugin_lumimasking_t masking; xvid_gbl_info_t info; int i; HANDLE hFile; const quality_t* quality_preset = (codec->config.quality==quality_table_num) ? &codec->config.quality_user : &quality_table[codec->config.quality]; CONFIG tmpCfg; /* if we want to alter config to suit our needs, it shouldn't be visible to user later */ memcpy(&tmpCfg, &codec->config, sizeof(CONFIG)); if (init_dll(codec) != 0) return ICERR_ERROR; /* destroy previously created codec */ if(codec->ehandle) { codec->xvid_encore_func(codec->ehandle, XVID_ENC_DESTROY, NULL, NULL); codec->ehandle = NULL; } memset(&init, 0, sizeof(init)); init.version = XVID_VERSION; init.cpu_flags = codec->config.cpu; init.debug = codec->config.debug; codec->xvid_global_func(0, XVID_GBL_INIT, &init, NULL); memset(&info, 0, sizeof(info)); info.version = XVID_VERSION; codec->xvid_global_func(0, XVID_GBL_INFO, &info, NULL); memset(&create, 0, sizeof(create)); create.version = XVID_VERSION; /* Encoder threads */ if (codec->config.cpu & XVID_CPU_FORCE) create.num_threads = codec->config.num_threads; else create.num_threads = info.num_threads; /* Autodetect */ /* Encoder slices */ if ((profiles[codec->config.profile].flags & PROFILE_RESYNCMARKER) && codec->config.num_slices != 1) { if (codec->config.num_slices == 0) { /* auto */ int mb_width = (lpbiInput->bmiHeader.biWidth + 15) / 16; int mb_height = (lpbiInput->bmiHeader.biHeight + 15) / 16; int slices = (int)((mb_width*mb_height) / 811); /* use multiple slices only above SD resolutions for now */ if (slices > 1) { if (create.num_threads <= 1) slices &= ~1; /* make even */ else if (create.num_threads <= slices) slices = (slices / create.num_threads) * create.num_threads; /* multiple of threads */ else if (create.num_threads % slices) slices = (!(create.num_threads%2)) ? (create.num_threads/2) : (create.num_threads/3); } create.num_slices = slices; } else { create.num_slices = codec->config.num_slices; /* force manual value - by registry edit */ } } /* plugins */ create.plugins = plugins; switch (codec->config.mode) { case RC_MODE_1PASS : memset(&single, 0, sizeof(single)); single.version = XVID_VERSION; single.bitrate = codec->config.bitrate * CONFIG_KBPS; single.reaction_delay_factor = codec->config.rc_reaction_delay_factor; single.averaging_period = codec->config.rc_averaging_period; single.buffer = codec->config.rc_buffer; plugins[create.num_plugins].func = codec->xvid_plugin_single_func; plugins[create.num_plugins].param = &single; create.num_plugins++; if (!codec->config.use_2pass_bitrate) /* constant-quant mode */ prepare_cquant_zones(&tmpCfg); break; case RC_MODE_2PASS1 : memset(&pass1, 0, sizeof(pass1)); pass1.version = XVID_VERSION; pass1.filename = codec->config.stats; if (codec->config.full1pass) prepare_full1pass_zones(&tmpCfg); plugins[create.num_plugins].func = codec->xvid_plugin_2pass1_func; plugins[create.num_plugins].param = &pass1; create.num_plugins++; break; case RC_MODE_2PASS2 : memset(&pass2, 0, sizeof(pass2)); pass2.version = XVID_VERSION; if (codec->config.use_2pass_bitrate) { pass2.bitrate = codec->config.bitrate * CONFIG_KBPS; } else { pass2.bitrate = -codec->config.desired_size; /* kilobytes */ } pass2.filename = codec->config.stats; hFile = CreateFile(pass2.filename, 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); if (hFile == INVALID_HANDLE_VALUE) { MessageBox(0, "Statsfile not found!","Error!", MB_ICONEXCLAMATION|MB_OK); return XVID_ERR_FAIL; } else { CloseHandle(hFile); } pass2.keyframe_boost = codec->config.keyframe_boost; /* keyframe boost percentage: [0..100...]; */ pass2.curve_compression_high = codec->config.curve_compression_high; pass2.curve_compression_low = codec->config.curve_compression_low; pass2.overflow_control_strength = codec->config.overflow_control_strength; pass2.max_overflow_improvement = codec->config.twopass_max_overflow_improvement; pass2.max_overflow_degradation = codec->config.twopass_max_overflow_degradation; pass2.kfreduction = codec->config.kfreduction; pass2.kfthreshold = codec->config.kfthreshold; pass2.container_frame_overhead = 24; /* AVI */ /* VBV */ pass2.vbv_size = profiles[codec->config.profile].max_vbv_size; pass2.vbv_initial = (profiles[codec->config.profile].max_vbv_size*3)/4; /* 75% */ pass2.vbv_maxrate = profiles[codec->config.profile].max_bitrate; pass2.vbv_peakrate = profiles[codec->config.profile].vbv_peakrate; plugins[create.num_plugins].func = codec->xvid_plugin_2pass2_func; plugins[create.num_plugins].param = &pass2; create.num_plugins++; break; case RC_MODE_NULL : return ICERR_OK; default : break; } /* zones - copy from tmpCfg in case we automatically altered them above */ create.zones = malloc(sizeof(xvid_enc_zone_t) * tmpCfg.num_zones); create.num_zones = tmpCfg.num_zones; for (i=0; i < create.num_zones; i++) { create.zones[i].frame = tmpCfg.zones[i].frame; if (tmpCfg.zones[i].mode == RC_ZONE_QUANT) { create.zones[i].mode = XVID_ZONE_QUANT; create.zones[i].increment = tmpCfg.zones[i].quant; }else{ create.zones[i].mode = XVID_ZONE_WEIGHT; create.zones[i].increment = tmpCfg.zones[i].weight; } create.zones[i].base = 100; } /* lumimasking plugin */ if ((profiles[codec->config.profile].flags & PROFILE_ADAPTQUANT) && (codec->config.lum_masking>0)) { memset(&masking, 0, sizeof(masking)); masking.method = (codec->config.lum_masking==2); plugins[create.num_plugins].func = codec->xvid_plugin_lumimasking_func; plugins[create.num_plugins].param = &masking; create.num_plugins++; } plugins[create.num_plugins].func = vfw_debug; plugins[create.num_plugins].param = NULL; create.num_plugins++; create.profile = profiles[codec->config.profile].id; create.width = lpbiInput->bmiHeader.biWidth; create.height = lpbiInput->bmiHeader.biHeight; create.fincr = codec->fincr; create.fbase = codec->fbase; create.max_key_interval = quality_preset->max_key_interval; create.min_quant[0] = quality_preset->min_iquant; create.max_quant[0] = quality_preset->max_iquant; create.min_quant[1] = quality_preset->min_pquant; create.max_quant[1] = quality_preset->max_pquant; create.min_quant[2] = quality_preset->min_bquant; create.max_quant[2] = quality_preset->max_bquant; if ((profiles[codec->config.profile].flags & PROFILE_BVOP) && codec->config.use_bvop) { /* dxn: prevent bframes usage if interlacing is selected */ if (!((profiles[codec->config.profile].flags & PROFILE_EXTRA) && codec->config.interlacing)) { create.max_bframes = codec->config.max_bframes; create.bquant_ratio = codec->config.bquant_ratio; create.bquant_offset = codec->config.bquant_offset; if (codec->config.packed) create.global |= XVID_GLOBAL_PACKED; create.global |= XVID_GLOBAL_CLOSED_GOP; /* restrict max bframes */ if ((create.max_bframes > profiles[codec->config.profile].xvid_max_bframes) && (profiles[codec->config.profile].xvid_max_bframes >= 0)) create.max_bframes = profiles[codec->config.profile].xvid_max_bframes; /* DXN: enable packed bframes */ if ((profiles[codec->config.profile].flags & PROFILE_PACKED)) { create.global |= XVID_GLOBAL_PACKED; } } } /* dxn: always write divx5 userdata */ if ((profiles[codec->config.profile].flags & PROFILE_EXTRA)) create.global |= XVID_GLOBAL_DIVX5_USERDATA; if ((profiles[codec->config.profile].flags & PROFILE_EXTRA) || (profiles[codec->config.profile].flags & PROFILE_XVID)) { create.frame_drop_ratio = 0; } else { create.frame_drop_ratio = quality_preset->frame_drop_ratio; } switch(codec->xvid_encore_func(0, XVID_ENC_CREATE, &create, NULL)) { case XVID_ERR_FAIL : return ICERR_ERROR; case XVID_ERR_MEMORY : return ICERR_MEMORY; case XVID_ERR_FORMAT : return ICERR_BADFORMAT; case XVID_ERR_VERSION : return ICERR_UNSUPPORTED; } free(create.zones); codec->ehandle = create.handle; codec->framenum = 0; codec->keyspacing = 0; if (codec->config.display_status) { status_destroy_always(&codec->status); status_create(&codec->status, codec->fincr, codec->fbase); } return ICERR_OK; }