Lines Matching refs:input
15 | 0.4 | 11/28/2018 | 1、Updated the memory layout instructions of the encoder input image.<…
114 …ple, bitstream at input side assigns the address and size to MppPacket. Input through the put_pack…
119 …vanced combination interfaces for input and output tasks which can support complex usage modes suc…
225 …. The PTS / DTS and EOS flags in the MppFrame are inherited from the corresponding input MppPacket.
227 Meanwhile once the resolution of input stream is changed the info_change flag in MppFrame will be s…
231 …t is necessary to use MppTask as a data container to fulfill more complex input and output require…
234 <center>Figure 8 Use MppTask for input and output</center>
241 In practical usage we need to get MppTask from the input port of MPP by dequeue interface. Configur…
260 …tx ctx, MppPacket packet, MppFrame \*frame) <br>Video decoding interface, input and output at the …
261 …ET (\*decode_put_packet)(MppCtx ctx, MppPacket packet) <br>Video decoding input interface, used in…
263 …>Video encoding interface, input and output at the same time, used separately. <br>ctx ：MPP instan…
264 …e) <br>Video encoding input interface, used in conjunction with encode_get_packet. <br>ctx ：MPP in…
266 …eue. <br>ctx ：MPP instance context. <br>type ：Port types are divided into input port and output po…
267 …ort. <br>ctx ：MPP instance context. <br>type ：Port types are divided into input port and output po…
268 …ure. <br>ctx ：MPP instance context. <br>type ：Port types are divided into input port and output po…
283 The decoder interface provides the user with the function of input stream and output image. The int…
289 | Input parameter | ctx ：MPP Decoder instance packet ：Bit stream data to be input |
295 The input of MPP is raw stream without encapsulated information. There are two forms of raw stream …
298 …The input data has been segmented by frame, that is, each packet of MppPacket data input to decode…
301 …The input data is segmented by length, and then it cannot judge whether a package of MppPacket dat…
305 In this way the MppPacket with broken frame data that input by decode_put_packet will be segmented …
309 …s is more efficient, but it needs to be parsed and frame segmented before input. Broken frame data…
313 ##### **Consumption of input bit stream**
315 …input MppPacket is “length”. After input decode_put_packet, if the input stream is consumed succes…
319 The decode_put_packet function is to input the raw bitstream to MPP instance, but in some cases the…
323 By default the MPP instance can receive four input stream packets in the processing queue. If input…
354 4. Send the input bitstream;
385 …internal frame segmentation. The default bitstream input mode is whole frame mode and assume the i…
462 … The decoder can use the memory without restrictions. If the bitstream is input quickly and the us…
513 The encoder interface provides the user with the image input function and bitstream output function…
519 | Input parameter | ctx ：MPP decoder instance <br>frame ：Image data to be input |
525 …input image of the encoder is very large in normal case, if the image copy is performed, the effic…
527 #### **Copy and zero copy input**
529 …input of the encoder does not support the space allocated by the CPU. If you need to support the a…
549 …In general the output stream of the encoder is not large comparing to the input image, and the cop…
591 …input frame rate is variable. The default is 0.<br>0 means that the input frame rate is fixed, and…
592 …input frame rate is variable. The default is 0.<br>0 means that the input frame rate is fixed, and…
593 |rc:fps_in_num|S32|RK_S32|Indicates the numerator part of the input frame rate score value, for exa…
594 |rc:fps_in_denom|S32|RK_S32|Indicates the denominator part of the input frame rate fraction value. …
598 … P P I P P I P P...<br>In general, gop is selected as an integer multiple of the input frame rate.|
600 |prep:width|S32|RK_S32|Indicates the number of pixels in the horizontal direction of the input imag…
601 |prep:height|S32|RK_S32|Indicates the number of pixels in the vertical direction of the input image…
602 …es the distance between two adjacent lines in the vertical direction of the input image, in bytes.|
603 |prep:ver_stride|S32|RK_S32|Indicates the number of lines between input image components, and the u…
604 |prep:format|S32|MppFrameFormat|Represents the input image color space format and memory layout.<br…
605 |prep:color|S32|MppFrameColorSpace|Represents the color space range of input image data.|
606 |prep:range|S32|MppFrameColorRange|Indicates whether the input image is full range or limit range<b…
607 |prep:rotation|S32|MppEncRotationCfg|Represents the input image rotation attribute, the default is …
608 |prep:mirroring|S32|RK_S32|Indicates the mirroring attribute of the input image, the default is no …
610 |h264:stream_type|S32|RK_S32|Indicates the type of input H.264 stream format, and the default is 0.…
683 …input parameter of MPP_ENC_GET_HDR_SYNC is MppPacket, which requires external users to allocate sp…
754 ## **3.6.1** **Width** and height of input image and stride
756 The width and height configuration of the input image of the encoder needs to be consistent with th…
762 <center>Figure 18 Encoder input frame memory arrangement</center>
772 ## 3.6.2 Encoder control information input method and expansion
774 There are two ways to input encoder control information:
782 ## 3.6.3 Encoder input and output process
784 At present, the encoder's default input interface only supports blocking calls, and the output inte…
804 …criptions of mpi_dec_test and the description of supported coding type of the input bitstream file.
810 | -i | input bitstream file |
812 | -w | width of input bitstream, in pixels |
813 | -h | height of input bitstream, in pixels |
814 | -t | input bitstream coding type |
816 | -n | max output frame number. If input bitstream is too long, only the first n fra…
822 In the command parameters of mpi_dec_test, input file (i), coding type (t) is mandatory parameter. …
834 where -t 7 indicates H.264 code stream, -i indicates input file, and -n 30 indicates decoding 30 fr…
890 (3) the format description of the input picture.
896 | -i | input frame file |
898 | -w | width of input bitstream, in pixels |
899 | -h | height of input bitstream, in pixels |
900 | -hstride | the horizontal stride of input picture, in byte |
901 | -vstride | the vertical stride of input picture, in 1 |
902 | -f | the format of input picture, NV12 by default |
904 | -tsrc | input file source coding type, only used in the codec performance test(see mp…
905 | -n | max encoding frame number. If input bitstream is too long, only the first n f…
909 … | set input and output frame rate, 30 by default. This command parameter only describes the …
916 …rs such as input file (i), output file (o), encoding frame number (n), and the format of input pic…
920 The format for input/output frame rate control (fps) in mpi_enc_test command parameters is:
926 …input/output, num represents the numerator, den represents the denominator, and flex being 0 indic…
956 …rate of 0.5 Mbps, and an upper reference bitrate of 8.3 Mbps. The default input and output frame r…