[问答]

DM368 encode 数据输出问题？

1075

问答对人有帮助，内容完整，我也想知道答案 0 我的bootargs setenv bootargs dm365_imp.oper_mode=0 mem=48M console=ttyS0,115200n8 noinitrd rw ubi.mtd=3 root=ubi0:rootfs rootfstype=ubifs vpfe_capture.cont_bufsize=6291456 video=davincifb:osd0=720x480x16,4050K davinci_capture.device_type=2 vpfe_capture.interface=1; 我的内核启动信息里已经注册上了MT9P031： EVM: switch to HD imager video input mt9p031 1-005d: Detected a MT9P031 chip ID 1801 mt9p031 1-005d: mt9p031 1-005d decoder driver registered !! vpfe-capture vpfe-capture: v4l2 sub device mt9p031 registered 我使用文件系统中的 /usr/share/ti/dvsdk-demos/encode 执行 ./encode -v t.264 -I 4 -y 3 -b 1000 -f -w 其中-v t.264表示采用H.264编码器, -I 4表示使用MT9P031采集图像, -y 3表示输出图像为720P, -b 1000表示比特率为1000kbps, -f -w 表示禁止预览和记录编码文件。其结果为： root@dm368-evm:/# ./encode -v t.264 -I 4 -y 3 -b 1000 -f -w Encode demo started. ###### output_store ###### ###### davinci_get_cur_encoder ###### ###### vpbe_encoder_initialize ###### ###### output is COMPONENT,outindex is 1 ###### ###### vpbe_encoder_setoutput ###### ###### dm365 = 1 ###### ###### mode_info->std is 1 ###### ###### mode is 480P-60 ###### ###### 22VPBE Encoder initialized ###### ###### vpbe_encoder_setoutput ###### ###### dm365 = 1 ###### ###### mode_info->std is 1 ###### ###### mode is 480P-60 ###### ###### davinci_enc_set_output : next davinci_enc_set_mode_platform ###### ###### davinci_enc_set_mode_platform : next davinci_enc_priv_setmode ###### ###### output_show ###### ###### davinci_enc_get_output ###### ###### davinci_get_cur_encoder ###### ###### mode_store ###### ###### davinci_enc_get_mode ###### ###### davinci_get_cur_encoder ###### ###### davinci_enc_set_mode ###### ###### davinci_get_cur_encoder ###### ###### dm365 = 1 ###### ###### mode_info->std is 1 ###### ###### mode is 576P-50 ###### ###### davinci_enc_set_mode : next davinci_enc_set_mode ###### ###### davinci_enc_set_mode_platform : next davinci_enc_priv_setmode ###### ###### mode_show ###### ###### davinci_enc_get_mode ###### ###### davinci_get_cur_encoder ###### ###### davinci_enc_get_mode ###### ###### davinci_get_cur_encoder ###### ###### davinci_enc_get_mode ###### ###### davinci_get_cur_encoder ###### davinci_resizer davinci_resizer.2: RSZ_G_CONFIG:0:1:124 davinci_previewer davinci_previewer.2: ipipe_set_preview_config davinci_previewer davinci_previewer.2: ipipe_set_preview_config vpfe-capture vpfe-capture: IPIPE Chained vpfe-capture vpfe-capture: Resizer present dm365evm_enable_pca9543a dm365evm_enable_pca9543a, status = -121 EVM: switch to HD imager video input ######vpfe_dev->current_subdev->is_camera. -----Exposure time = 2f2############ v4l2_device_call_until_err sdinfo->grp_id : 4. -----Exposure time = 2f2 vpfe-capture vpfe-capture: width = 1280, height = 720, bpp = 1 vpfe-capture vpfe-capture: adjusted width = 1280, height = 720, bpp = 1, bytesperline = 1280, sizeimage = 1382400 vpfe-capture vpfe-capture: width = 1280, height = 720, bpp = 1 vpfe-capture vpfe-capture: adjusted width = 1280, height = 720, bpp = 1, bytesperline = 1280, sizeimage = 1382400 ARM Load: 28% Video fps: 31 fps Video bit rate: 42 kbps Sound bit rate: 0 kbps Time: 08:00:01 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 10% Video fps: 30 fps Video bit rate: 32 kbps Sound bit rate: 0 kbps Time: 08:00:02 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 61% Video fps: 31 fps Video bit rate: 28 kbps Sound bit rate: 0 kbps Time: 08:00:03 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 9% Video fps: 30 fps Video bit rate: 27 kbps Sound bit rate: 0 kbps Time: 08:00:04 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 62% Video fps: 30 fps Video bit rate: 35 kbps Sound bit rate: 0 kbps Time: 08:00:06 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 10% Video fps: 30 fps Video bit rate: 37 kbps Sound bit rate: 0 kbps Time: 08:00:07 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 45% Video fps: 30 fps Video bit rate: 28 kbps Sound bit rate: 0 kbps Time: 08:00:08 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 29% Video fps: 31 fps Video bit rate: 27 kbps Sound bit rate: 0 kbps Time: 08:00:09 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 23% Video fps: 29 fps Video bit rate: 29 kbps Sound bit rate: 0 kbps Time: 08:00:10 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A ARM Load: 51% Video fps: 31 fps Video bit rate: 43 kbps Sound bit rate: 0 kbps Time: 08:00:12 Demo: Encode Display: 720P 60Hz Video Codec: H.264 HP Resolution: 1280x720 Sound Codec: N/A Sampling Freq: N/A 通过上面的信息，我可以看到是有视频数据输出的。我的问题是，demo里的encode 捕获到的视频数据，是什么格式？捕获的数据存放在哪里？ 0
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