Version 2.66 (maintenance release) (M-Coder version 2.65, libraries version 2.66) Real Time MPEG capture Fixed the 'No preview' problem when capturing PAL signal via S-Video input on *some* MPEGator 3.0 cards. Fixed system crash when capturing 'VideoPerfect' format in PAL video format MPEGator source filter for MS ActiveMovie/DirectShow (MTRSCR.DLL) significantly updated. Accelerated DVMPEG (MPEGator accelerator) drivers New video/audio multiplexing DLL (MPEG2MUX.DLL) has several annoying bugs finally fixed. Added workaround for a bug in Ulead Media Studio 5.x resulting in a 'The delay between video and audo is too long...' message. Make sure to check the 'Interleave video and audio' checkbox in Media Studio Options/Advanced dialog to avoid problems when compressing with DVMPEG codecs. Version 2.65 (Now compatible with Windows 98!) All modules Added compatibility with Windows 98 Added support for multiple PCI buses in Windows NT 4.0 (no more message "Can not open MTRPNP.SYS"!) Version numbers promoted to 2.65 for better clarity Real Time MPEG capture Added support for the following new MPEG formats (for all MPEGator hardware revisions): * VideoPerfect (2x speed VideoCD) - * MPEG2 Transport Stream (with MPEG1 video/audio data) - See the "New MPEG stream formats" section in README.TXT for more information. Two special parmameters presets (Templates) added for slow and fast moving video. See the "Optimizing MPEG encoding quality" section in README.TXT for more information. Accelerated DVMPEG (MPEGator accelerator) drivers Added support for the 'VideoPerfect' MPEG format (for all MPEGator hardware revisions) Two special parmameters presets (Templates) added for slow and fast moving video. Version 2.51 (M-Coder version 2.50, libraries version 1.62) MPEG Editor No changes Real Time MPEG capture MPEGator rev. 3.0 (PAL system): Fixed bug resulting abnormal restoration of older 'Offset X' and 'Offset Y' parameters sometime during the capture process. All hardware revisions: Custom application developers can now disable pop-up error messages by calling IMtrCapture2::SetCallbackWnd(-1, 0); MPEGator source filter for Microsoft ActiveMovie or DirectShow (MTRSRC.DLL, version 1.00) is now included into 'Typical' software setup. See the corresponding section in README.TXT for more information. Accelerated DVMPEG (MPEGator accelerator) drivers Resolved problem with intermittent crashes of DVMSA module in Adobe Premiere et al. Version 2.51 (M-Coder version 2.50, libraries version 1.61) Real Time MPEG capture MPEGator rev. 3.0 (PAL system): Fixed bug preventing saturation and other video controls from becoming effective after 'Apply' is pressed. MPEGator rev. 3.0: Fixed bugs in low frame rate capture algorithm (NET TOOB stream) in video-only mode. New video bitrate control algorithm for very low bitrates (<100 Kbps). A special template has been created. AVI capture/decoding MPEGator rev. 3.0 (PAL system): Fixed bug preventing saturation and other video controls from becoming effective after 'Apply' is pressed. MPEGator rev. 2.x: Fixed problem with audio video synchronization under some circumstances (both NTSC and PAL). Software I-frame MPEG AVI decoder now supports Intel MMX extensions for faster files processing. Accelerated DVMPEG (MPEGator accelerator) drivers Resolved compatibility issue with Ulead Media Studio Pro 5.0 (audio compression) MPEG Editor: 'Save single frame' capability is added. Now, a selected frame of the MPEG file can be saved into .BMP format by pressing on the 'Camera' button. Various bug fixes. Version 2.02 MPEG Editor: Several bug fixes. Robustness in handling various system streams is improved. Added capability to import AVSEQ??.DAT files directly from VideoCD discs. Version 2.00 All modules: Added support for MPEGator hardware revision 3.0 MPEG Editor: MPEG editing capability is introduced. Editing of VideoCD streams is fully supported (VideoCD compatible files remain truly compatible after editing). M-Coder application promoted to version 2.00 Version 1.60.003 Real Time MPEG capture: Minor bug causing audio lip sync problem fixed (for 1.60.002 version only). Version 1.60.002 All modules: The templates for MPEG capture, AVI capture and MPEG encoding are changed Real Time MPEG capture: Support for Net Toob-compatible low frame rate streams added Bug causing audio channel mismatch for hardware version 2.x is fixed. Version 1.59.015 All modules: A bug that was causing the following error messages and abnormal encoding termination under certain circumstances has been fixed: 'Error 14: RLC Data error...', 'Error 15: ...' and 'Error 16:...'. Version 1.59.014 Real Time MPEG capture: Bug causing thin pink line at the top edge of MPEG file captured in PAL mode has been fixed. NTSC MPEG capture is unaffected. Bug causing 'Error 8' soon after MPEG capture start on boards rev. 1.1 has been fixed. Boards rev. 2.x are unaffected. The default motion estimation precision for MPEG encoding has been changed to 'Full pixel'. This produces better results when files played back with software MPEG players. Version 1.59.010 All modules: Audio DSP microcode for card revisions 2.x has been fixed to eliminate audio squeaks. Also, compatibility problem with Intel 430HX chipset was fixed. Video firmware for hardware revisions 2.x updated. Version 1.59 All modules: Changed firmware for MPEGator board featuring MEC1. This eliminated the blocky video (mosaic) problem on certain boards. Tools: The 'Info' button in the demultiplexor is now working. Version 1.58 All modules: Added support for hardware revision 2.3 Intermittent slight STD_buffer overflows during real time MPEG capture fixed. Bug causing appearance of 'Error 20' fixed. Further improvements in MPEG audio data encoding Bug causing intermittent color disappearance in preview and captured video fixed. Minor bug fixes in Windows NT kernel mode drivers Tools: M-Coder now features the 'Copy object' command that enables users to quickly copy an MPEG or AVI file as OLE object and paste it to word processor, spreadsheet, presentation program, etc. Minor bugs in the MPEG multiplexor utility are fixed Demultiplexor program is added to the package Version 1.56 All modules: The problem that caused periodical clicks in audio seems to be solved Changes in registry access for non-administrator users in Windows NT Tools: AVI2MPEG now supports reduced frame rates (15 and 7.5 for NTSC and 12.5 and 6.25 for PAL). The source AVI file should be captured with the same frame rate as desired for the output MPEG file. Version 1.55 All modules: Fixed startup problem in Windows NT version for users with non-administrator privileges Version 1.54 Real time MPEG/AVI capture: Compatibility with VideoCD authoring software (e.g. Corel CD Creator) improved (SCR no longer jumps). Fixes in low level data handling. Fixed bug when multiple pauses during capture caused extensive frame drops. Version 1.53 beta Real time MPEG/AVI capture: Horizontal 3-tap FIR filter added. It is controlled through the additional page in the MPEGator settings dialog. Fixed incompatibility problem with certain motherboards based on Intel 430HX chipset. The problem manifested like cracks and squeaks in the audio and often led to sudden capture end. Tools: Bug in the M-Coder, preventing counter updates during MPEG files playback, fixed. Version 1.52 Maintenance release for new production batch Version 1.50 (release) Real time MPEG/AVI capture: No changes Accelerated DVMPEG (MPEGator Accelerator) drivers: Fixed bug causing colored glitches on top (and randomly elsewhere) of pictures with 288 lines (eg. PAL video) Bug in system stream multiplexor fixed. Tools: AVI2MPEG converter now prompts if you want to overwrite an existing output file. Version 1.50 beta 9 Real time MPEG capture: Numerous fixes to Windows NT software, including compatibility with Dual Pentium Pro systems (Intel 440FX chipset). Real time AVI capture: Numerous fixes to Windows NT software, including compatibility with Dual Pentium Pro systems (Intel 440FX chipset). Version 1.50 beta 8 Real time MPEG capture: Small changes Accelerated DVMPEG (MPEGator Accelerator) drivers: Small changes Version 1.50 beta 7 Real time MPEG capture: System stream conformance improved thanks to Philips MPEG streams verifier Firmware: The cause of 'Error 19' is eliminated Tools: Standalone multiplexor various bugs fixed. AVI2MPEG converter minor bugs fixed. Version 1.50 beta 6 Internal Version 1.50 beta 5 Real time MPEG capture: New bitrate control algorithm implemented. Audio/video synchronization improved for some video sources for 1+ hour capture Reduced video frame rate implemented (15 fps, 12.5 fps, 7.5 fps, etc). (controllable using SDK only) MPEG streams size can now exceed 4GB. Real time I-frame AVI capture: No changes. Setup: Option to preserve current templates during updates added. Version 1.50 beta 4 Tools & System: HWDETECT.EXE was fixed. Version 1.50 beta 3 Real time MPEG capture: Firmware changed since beta 2 to improve reliability Accelerated DVMPEG (MPEGator Accelerator) drivers: Windows NT version fixed since beta 2 Version 1.50 beta 2 Real time MPEG capture: No changes. Real time I-frame AVI capture: I-frame MPEG decompression driver quality and accuracy was significantly improved. Audio channel order (left-right) was corrected. Template saving bug was fixed. Accelerated DVMPEG (MPEGator Accelerator) drivers: New bitrate control algorithm is implemented The encoding performance was increased up to 30% Tools: A number of small bugs in AVI2MPEG fixed. Stand-alone MPEG multiplexor was added into the package. MPEGator Control Panel was changed and renamed to 'MPEG Encoder'. Version 1.50 beta 1 1. I-frame MPEG AVI capture is now supported. 2. An easy to use front-end application for MPEG encoder accelerator is included. Allows for quick AVI to MPEG and WAV to MPEG audio compression. 3. RGB555 and RGB565 conversion has accuracy improved. (for preview) 4. 'Accelerator' page in the MPEGator Control Panel applet has several additional controls added. 5. Microsoft ActiveMovie 1.0 runtime is included in this distribution. 6. MSDK is updated with additional functions concerning I-frame MPEG AVI capture. 7. Downloadable firmware changed. 8. Few changes in the MPEG Encoder Accelerator: Finalizing of Video CD streams fixed, first video scan line glitch eliminated, additional error message on audio stream underflow added. Version 1.43 1. A bug which appeared during the transition from version 1.40 beta 4 to 1.41 and could result in software lock up during capture and fatal error message has been fixed. (This can be also corrected using the patch PATCH142.ZIP). 2. Minor bugs in configuration dialogs fixed Version 1.42 1. Minor bug fixes Version 1.41 1. System stream multiplexor was modified. 2. A number of minor bugs fixed. Version 1.40 beta 4, 0. THE SUPPORT FOR WINDOWS NT IS ADDED (PRE-BETA)! (tested with Windows NT 4.0, not tested with 3.51) 1. Video source preview can now use YUV mode if supported by display hardware. This allows higher quality picture and makes possible to use DirectDraw in 24 and 32 bit video modes. The current preview mode cam be determined by selecting 'Preview Properties' from the preview window system menu. 2. Fine adjustment of the source video width is added to Video settings. Allows to get rid of unwanted black border on the image sides. 3, 'Single channel' option is added to the MPEG Audio settings page. 4. Significant improvements in MPEG bitrate control. Playback stability is improved. 5. MPEGator Accelerator firmware changed. 6. Capture time limit capability is added to M-Coder, Capture file size is now displayed on the status bar. Version 1.40 beta 3. 1. Video bitrate control algorithm has become smoother. Last slice over-quantization problem fixed. Overall video stream quality improved. 2. MPEGator properties dialog minor fixes. Few of the 'unnecessary' advanced parameters are deleted. Version 1.40 beta 2. 1. MPEGator properties dialogs are fixed for East Asian Windows 95 editions. 2. New 'MPEG Audio' page is added and some functional changes made. 3. Video preview operation in DirectDraw mode incompatibilities with some of the video adapters are resolved. Version 1.40 beta 1. 1. The capability to Pause/Resume real time encoding process is added. 2. Video bitrate control algorithm has become more flexible and robust to cope with fast scenes changes. The new algorithm significantly reduces the possibility of the "Video buffer overflow" error to occur. 3. The MPEG stream compatibility with Video CD standard and various Video CD authoring applications improved by fixing a few problems near the end of the stream. 4. The MPEG encoding accelerator driver was fixed to achieve correct MPEG length in frames. Now you don't have to add 3 dummy frames at the end of the encoded movie to get all frames compressed into MPEG. 5. Now the loading of template can affect only selected parameters groups, leaving other parameters intact. The save operation, however, always stores the entire template. 6. The provided OCX control now includes many more functions and simplifies the development of the application that will use it. 7. The preliminary version of the MSDK Programmer's reference is provided. Version 1.36. 1. DirectDraw compatibility with Diamond Stealth 64 VRAM is improved. 2. Hardware robustness is improved due to firmware changes. 3. System stream muxer accuracy is improved. 4. Sample Visual Basic application is added to SDK. This file was last modified: September 5, 1998