114 lines
5.2 KiB
C
114 lines
5.2 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2020 Jerzy Kasenbreg
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* Copyright (c) 2021 Koji KITAYAMA
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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#ifndef _USB_DESCRIPTORS_H_
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#define _USB_DESCRIPTORS_H_
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/* Time stamp base clock. It is a deprecated parameter. */
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#define UVC_CLOCK_FREQUENCY 27000000
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/* video capture path */
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#define UVC_ENTITY_CAP_INPUT_TERMINAL 0x01
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#define UVC_ENTITY_CAP_OUTPUT_TERMINAL 0x02
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#define FRAME_WIDTH 128
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#define FRAME_HEIGHT 96
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#define FRAME_RATE 10
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enum {
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ITF_NUM_VIDEO_CONTROL = 0,
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ITF_NUM_VIDEO_STREAMING,
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ITF_NUM_TOTAL
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};
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#define TUD_VIDEO_CAPTURE_DESC_LEN (\
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TUD_VIDEO_DESC_IAD_LEN\
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/* control */\
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+ TUD_VIDEO_DESC_STD_VC_LEN\
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+ (TUD_VIDEO_DESC_CS_VC_LEN + 1/*bInCollection*/)\
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+ TUD_VIDEO_DESC_CAMERA_TERM_LEN\
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+ TUD_VIDEO_DESC_OUTPUT_TERM_LEN\
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/* Interface 1, Alternate 0 */\
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+ TUD_VIDEO_DESC_STD_VS_LEN\
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+ (TUD_VIDEO_DESC_CS_VS_IN_LEN + 1/*bNumFormats x bControlSize*/)\
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+ TUD_VIDEO_DESC_CS_VS_FMT_UNCOMPR_LEN\
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+ TUD_VIDEO_DESC_CS_VS_FRM_UNCOMPR_CONT_LEN\
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+ TUD_VIDEO_DESC_CS_VS_COLOR_MATCHING_LEN\
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/* Interface 1, Alternate 1 */\
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+ TUD_VIDEO_DESC_STD_VS_LEN\
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+ 7/* Endpoint */\
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)
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/* Windows support YUY2 and NV12
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* https://docs.microsoft.com/en-us/windows-hardware/drivers/stream/usb-video-class-driver-overview */
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#define TUD_VIDEO_DESC_CS_VS_FMT_YUY2(_fmtidx, _numfmtdesc, _frmidx, _asrx, _asry, _interlace, _cp) \
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TUD_VIDEO_DESC_CS_VS_FMT_UNCOMPR(_fmtidx, _numfmtdesc, TUD_VIDEO_GUID_YUY2, 16, _frmidx, _asrx, _asry, _interlace, _cp)
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#define TUD_VIDEO_DESC_CS_VS_FMT_NV12(_fmtidx, _numfmtdesc, _frmidx, _asrx, _asry, _interlace, _cp) \
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TUD_VIDEO_DESC_CS_VS_FMT_UNCOMPR(_fmtidx, _numfmtdesc, TUD_VIDEO_GUID_NV12, 12, _frmidx, _asrx, _asry, _interlace, _cp)
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#define TUD_VIDEO_DESC_CS_VS_FMT_M420(_fmtidx, _numfmtdesc, _frmidx, _asrx, _asry, _interlace, _cp) \
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TUD_VIDEO_DESC_CS_VS_FMT_UNCOMPR(_fmtidx, _numfmtdesc, TUD_VIDEO_GUID_M420, 12, _frmidx, _asrx, _asry, _interlace, _cp)
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#define TUD_VIDEO_DESC_CS_VS_FMT_I420(_fmtidx, _numfmtdesc, _frmidx, _asrx, _asry, _interlace, _cp) \
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TUD_VIDEO_DESC_CS_VS_FMT_UNCOMPR(_fmtidx, _numfmtdesc, TUD_VIDEO_GUID_I420, 12, _frmidx, _asrx, _asry, _interlace, _cp)
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#define TUD_VIDEO_CAPTURE_DESCRIPTOR(_stridx, _epin, _width, _height, _fps, _epsize) \
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TUD_VIDEO_DESC_IAD(ITF_NUM_VIDEO_CONTROL, ITF_NUM_TOTAL, _stridx), \
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/* Video control 0 */ \
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TUD_VIDEO_DESC_STD_VC(ITF_NUM_VIDEO_CONTROL, 0, _stridx), \
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TUD_VIDEO_DESC_CS_VC( /* UVC 1.5*/ 0x0150, \
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/* wTotalLength - bLength */ \
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TUD_VIDEO_DESC_CAMERA_TERM_LEN + TUD_VIDEO_DESC_OUTPUT_TERM_LEN, \
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UVC_CLOCK_FREQUENCY, 1), \
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TUD_VIDEO_DESC_CAMERA_TERM(UVC_ENTITY_CAP_INPUT_TERMINAL, 0, 0,\
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/*wObjectiveFocalLengthMin*/0, /*wObjectiveFocalLengthMax*/0,\
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/*wObjectiveFocalLength*/0, /*bmControls*/0), \
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TUD_VIDEO_DESC_OUTPUT_TERM(UVC_ENTITY_CAP_OUTPUT_TERMINAL, VIDEO_TT_STREAMING, 0, 1, 0), \
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/* Video stream alt. 0 */ \
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TUD_VIDEO_DESC_STD_VS( 1, 0, 0, 0), \
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/* Video stream header for without still image capture */ \
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TUD_VIDEO_DESC_CS_VS_INPUT( /*bNumFormats*/1, \
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/*wTotalLength - bLength */\
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TUD_VIDEO_DESC_CS_VS_FMT_UNCOMPR_LEN\
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+ TUD_VIDEO_DESC_CS_VS_FRM_UNCOMPR_CONT_LEN\
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+ TUD_VIDEO_DESC_CS_VS_COLOR_MATCHING_LEN,\
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_epin, /*bmInfo*/0, /*bTerminalLink*/UVC_ENTITY_CAP_OUTPUT_TERMINAL, \
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/*bStillCaptureMethod*/0, /*bTriggerSupport*/0, /*bTriggerUsage*/0, \
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/*bmaControls(1)*/0), \
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/* Video stream format */ \
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TUD_VIDEO_DESC_CS_VS_FMT_YUY2(/*bFormatIndex*/1, /*bNumFrameDescriptors*/1, \
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/*bDefaultFrameIndex*/1, 0, 0, 0, /*bCopyProtect*/0), \
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/* Video stream frame format */ \
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TUD_VIDEO_DESC_CS_VS_FRM_UNCOMPR_CONT(/*bFrameIndex */1, 0, _width, _height, \
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_width * _height * 16, _width * _height * 16 * _fps, \
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_width * _height * 16, \
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(10000000/_fps), (10000000/_fps), 10000000, 100000), \
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TUD_VIDEO_DESC_CS_VS_COLOR_MATCHING(VIDEO_COLOR_PRIMARIES_BT709, VIDEO_COLOR_XFER_CH_BT709, VIDEO_COLOR_COEF_SMPTE170M), \
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/* VS alt 1 */\
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TUD_VIDEO_DESC_STD_VS(1, 1, 1, 0), \
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/* EP */ \
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TUD_VIDEO_DESC_EP_ISO(_epin, _epsize, 1)
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#endif
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