| Patent application number | Description | Published |
|---|
| 20090003429 | Apparatus And Method For Processing A Bitstream - Method and apparatus for processing a first bitstream are provided. The apparatus comprises an extraction unit and a generation unit. The extraction unit extracts an NAL unit from the first bitstream. The generation unit, coupled to the extraction unit, receives the NAL unit to generate a second bitstream according to the NAL unit. The second bitstream comprises a piece of information related to the NAL unit. The method comprises the steps of extracting an NAL unit from the first bitstream and generating a second bitstream comprising a piece of information related to the NAL unit. | 01-01-2009 |
| 20090135909 | MOTION COMPENSATION METHOD AND INTEGRATED CIRCUIT UTILIZING THE SAME - An integrated circuit capable of motion compensation and a method thereof is disclosed. The integrated circuit comprises a partition unit and a motion compensation unit. The partition unit receives a video block having a predetermined block dimension, and partitions the video block into sub-blocks with a sub-block dimension less than the predetermined block dimension when the video block is on a frame boundary of a video frame. The motion compensation unit, coupled to the partition unit, performs motion compensation on the sub-blocks. | 05-28-2009 |
| 20090185624 | Apparatus and method for processing a picture frame - Apparatuses and methods for processing a picture frame are provided. The apparatus comprises a decoder, a memory, and an image processing unit. The decoder decodes blocks of the picture frame and deblocks decoded blocks to generate deblocked blocks. The memory stores the decoded blocks and deblocked blocks. The image processing unit acquires decoded or deblocked blocks through different paths, for example, from the decoder or from both the decoder and memory depending on whether a next MB row is required for deblocking. | 07-23-2009 |
| 20090214136 | IMAGE PROCESSING APPARATUS FOR SCALING AN INPUT IMAGE ACCORDING TO VARIOUS IMAGE PROCESSING REQUIREMENTS AND METHOD THEREOF - An image processing apparatus and method for scaling an input image are disclosed. The image processing apparatus includes a buffer module, a scaling unit, and a determining unit. The buffer module includes at least a line buffer for buffering pixel data of the input image. The scaling unit is coupled to the buffer module and includes a plurality of filters having different filter tap numbers, wherein the scaling unit utilizes a target filter having a specific filter tap number selected from the plurality of filters to scale the input image according to the pixel data retrieved from the line buffer. The determining unit is coupled to the scaling unit and utilized for receiving an image processing requirement and setting a pixel precision of the input image and selecting the target filter having the specific filter tap number from the filters in the scaling unit according to the image processing requirement. | 08-27-2009 |
| 20090237406 | CHARACTER RENDERING SYSTEM - To facilitate a low-power/power-aware, high-speed, and high-quality/quality-adaptive character rendering process, a character rendering system including a memory, a cache unit, a Bezier curve parallel decomposition module, a transfer controller, a parallel anti-aliasing module, a buffer, and a scan conversion unit is disclosed. The cache unit stores a plurality of Bezier curve key points corresponding to frequently used characters. The Bezier curve parallel decomposition module performs parallel decomposing processes on the Bezier curves of the Bezier curve key points corresponding to a character for generating a plurality of segments. The parallel anti-aliasing module performs parallel anti-aliasing processes on data of the segments transferred by the transfer controller for generating edge pixel data. The edge pixel data are transferred to the scan conversion unit via the memory or the buffer. The scan conversion unit performs a scan conversion process on the edge pixel data for generating image data of the character. | 09-24-2009 |
| 20090316775 | VIDEO ENCODING AND DECODING METHOD AND SYSTEM THEREOF - A video encoding system for encoding at least one frame, which includes a plurality of data units, to a bit stream. The system includes: a scaling unit, for scaling a data unit of a current frame to generate a scaled data unit in a first mode; and a video encoder, coupled to the scaling unit, for directly retrieving the scaled data unit from the scaling unit and encoding the scaled data unit to generate a coded data unit in the first mode. | 12-24-2009 |
| 20090317005 | METHOD AND RELATED APPARATUSES FOR DECODING MULTIMEDIA DATA - A method for decoding compressed multimedia data is disclosed. At least one performance parameter corresponding to a system environment or a display requirement of the compressed multimedia data is first acquired. A rendering flow for the compressed multimedia data according to the at least one performance parameter is then determined dynamically, wherein the rendering flow comprises a specific arrangement of rendering procedures indicating the execution order of the rendering procedures. Then, the compressed multimedia data is decoded with the determined rendering flow so as to display the decoded data as an image data. | 12-24-2009 |
| 20100027973 | IMAGE PROCESSING CIRCUIT AND METHOD CAPABLE OF PERFORMING ONLINE COLOR SPACE CONVERSION - An image processing circuit includes: a video decoder for decoding at least one block image source to generate first decoded data, where the block image source and the first decoded data correspond to a first color space; a color space converting unit, coupled to the video decoder, for performing color space conversion on the first decoded data to generate second decoded data, where the second decoded data corresponds to a second color space; a block based scaling unit, coupled to the color space converting unit, for performing a scaling operation on the second decoded data to generate scaled data, where the scaled data corresponds to the second color space; and a frame buffer, coupled to the block based scaling unit, for temporarily storing the scaled data, where the scaled data temporarily stored in the frame buffer is utilized in the second color space. | 02-04-2010 |
| 20100034288 | VIDEO DECODING METHOD AND SYSTEM THEREOF - A video decoding method for decoding a bit stream to a plurality of frames, includes: determining whether a size of a current picture is equal to that of a next picture according to the bit stream; scaling a corresponding reference frame for the next picture to generate a scaled frame when the size of the current picture is not equal to that of the next picture; and storing the scaled frame in a first frame buffer of a storage unit, wherein at least a portion of a first frame originally stored in the first frame buffer is displayed. | 02-11-2010 |
| 20100046629 | VIDEO DECODING SYSTEM AND METHOD THEREOF - A video decoding method includes: (a) computing location relations between an original frame and a resized frame to which the frame is to be scaled; (b) mapping a location of a data unit of the original frame to a location of a corresponding data unit of the resized frame according to the location relations; and (c) scaling the data unit of the original frame to the corresponding data unit of the resized frame. | 02-25-2010 |
| 20100178038 | VIDEO PLAYER - A video player including a memory, a video decoder and a frame rate converter. The video decoder decodes a video bitstream to output decoded video to the memory and output first motion vector information encoded in the video bitstream. The frame rate converter, coupled to the video decoder, receives the first motion vector information and performs the frame rate conversion on the decoded video from the memory to generate a frame-rate converted video for display according to the first motion vector information. | 07-15-2010 |
