8a537a0092
Removing the Hardcoded interface numbers from the video descriptors allow the user to add other interfaces before or after the Video Control Interface and Video Streaming Interface
114 lines
5.3 KiB
C
114 lines
5.3 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,
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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, /* 2 Interfaces */ 0x02, _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, ITF_NUM_VIDEO_STREAMING), \
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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(ITF_NUM_VIDEO_STREAMING, 0, 0, _stridx), \
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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/_fps)*_fps, (10000000/_fps)), \
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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(ITF_NUM_VIDEO_STREAMING, 1, 1, _stridx), \
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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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