add video descriptor macros
This commit is contained in:
sakumisu
@@ -910,7 +910,7 @@ struct video_cs_if_vs_format_uncompressed_descriptor {
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uint8_t bDescriptorSubType;
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uint8_t bDescriptorSubType;
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uint8_t bFormatIndex;
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uint8_t bFormatIndex;
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uint8_t bNumFrameDescriptors;
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uint8_t bNumFrameDescriptors;
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uint32_t guidFormat;
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uint8_t guidFormat[16];
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uint8_t bBitsPerPixel;
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uint8_t bBitsPerPixel;
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uint8_t bDefaultFrameIndex;
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uint8_t bDefaultFrameIndex;
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uint8_t bAspectRatioX;
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uint8_t bAspectRatioX;
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@@ -919,7 +919,7 @@ struct video_cs_if_vs_format_uncompressed_descriptor {
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uint8_t bCopyProtect;
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uint8_t bCopyProtect;
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} __PACKED;
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} __PACKED;
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#define VIDEO_SIZEOF_VS_FORMAT_UNCOMPRESSED_DESC(n) (11 + n)
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#define VIDEO_SIZEOF_VS_FORMAT_UNCOMPRESSED_DESC(n) (27)
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struct video_cs_if_vs_frame_uncompressed_descriptor {
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struct video_cs_if_vs_frame_uncompressed_descriptor {
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uint8_t bLength;
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uint8_t bLength;
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@@ -1042,12 +1042,10 @@ struct video_autoexposure_mode {
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uint8_t reserved : 4;
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uint8_t reserved : 4;
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};
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};
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struct video_entity_info {
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#define VIDEO_GUID_YUY2 0x59, 0x55, 0x59, 0x32, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71
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usb_slist_t list;
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#define VIDEO_GUID_NV12 0x4E, 0x56, 0x31, 0x32, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71
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uint8_t bDescriptorSubtype;
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#define VIDEO_GUID_M420 0x4D, 0x34, 0x32, 0x30, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71
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uint8_t bEntityId;
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#define VIDEO_GUID_I420 0x49, 0x34, 0x32, 0x30, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71
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uint16_t wTerminalType;
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};
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// clang-format off
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// clang-format off
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#define VIDEO_VC_DESCRIPTOR_INIT(bFirstInterface, bNumEndpoints, bcdUVC, wTotalLength, dwClockFrequency, stridx) \
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#define VIDEO_VC_DESCRIPTOR_INIT(bFirstInterface, bNumEndpoints, bcdUVC, wTotalLength, dwClockFrequency, stridx) \
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@@ -1059,8 +1057,8 @@ struct video_entity_info {
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USB_DEVICE_CLASS_VIDEO, \
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USB_DEVICE_CLASS_VIDEO, \
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VIDEO_SC_VIDEO_INTERFACE_COLLECTION, \
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VIDEO_SC_VIDEO_INTERFACE_COLLECTION, \
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0x00, \
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0x00, \
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0x00,
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0x00, \
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/* VideoControl Interface Descriptor */ \
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/* VideoControl Interface Descriptor */ \
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0x09, /* bLength */ \
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0x09, /* bLength */ \
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USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */ \
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USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */ \
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0x00, /* bInterfaceNumber */ \
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0x00, /* bInterfaceNumber */ \
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@@ -1096,21 +1094,84 @@ struct video_entity_info {
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0x24, \
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0x24, \
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VIDEO_VC_PROCESSING_UNIT_DESCRIPTOR_SUBTYPE, \
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VIDEO_VC_PROCESSING_UNIT_DESCRIPTOR_SUBTYPE, \
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0x02, /* bUnitID */ \
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0x02, /* bUnitID */ \
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0x01, /* bSourceID */ \
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0x01, /* bSourceID */ \
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0x00, 0x40, /* wMaxMultiplier */ \
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0x00, 0x40, /* wMaxMultiplier */ \
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0x02, /* bControlSize */ \
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0x02, /* bControlSize */ \
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0x00, 0x00, /* bmControls */ \
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0x00, 0x00, /* bmControls */ \
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0x00, /* iProcessing */ \
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0x00, /* iProcessing */ \
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0x00, /* bmVideoStandards */ \
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0x00, /* bmVideoStandards */ \
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0x09, \
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0x09, \
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0x24, \
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0x24, \
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VIDEO_VC_OUTPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
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VIDEO_VC_OUTPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
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0x03, /* iProcessing */ \
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0x03, /* bTerminalID */ \
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WBVAL(VIDEO_TT_STREAMING), \
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WBVAL(VIDEO_TT_STREAMING), \
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0x00, /* bAssocTerminal */ \
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0x00, /* bAssocTerminal */ \
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0x02, /* bSourceID */ \
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0x02, /* bSourceID */ \
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0x00 /* iTerminal */
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0x00 /* iTerminal */
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#define VIDEO_VC_DESCRIPTOR_INIT_V2(bFirstInterface, bNumEndpoints, bcdUVC, wTotalLength, dwClockFrequency, stridx) \
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/* Interface Association Descriptor */ \
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0x08, \
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USB_DESCRIPTOR_TYPE_INTERFACE_ASSOCIATION, \
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bFirstInterface, \
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0x02, \
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USB_DEVICE_CLASS_VIDEO, \
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VIDEO_SC_VIDEO_INTERFACE_COLLECTION, \
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0x00, \
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0x00, \
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/* VideoControl Interface Descriptor */ \
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0x09, /* bLength */ \
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USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */ \
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0x00, /* bInterfaceNumber */ \
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0x00, /* bAlternateSetting */ \
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0x00, /* bNumEndpoints:1 endpoint (interrupt endpoint) */ \
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USB_DEVICE_CLASS_VIDEO, /* bInterfaceClass : CC_VIDEO */ \
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VIDEO_SC_VIDEOCONTROL, /* bInterfaceSubClass : SC_VIDEOCONTROL */ \
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VIDEO_PC_PROTOCOL_UNDEFINED, /* bInterfaceProtocol : PC_PROTOCOL_UNDEFINED */ \
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stridx, /* iInterface:Index to string descriptor that contains the string <Your Product Name> */ \
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/*Class-specific VideoControl Interface Descriptor */ \
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0x0d, /* bLength */ \
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0x24, /* bDescriptorType : CS_INTERFACE */ \
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VIDEO_VC_HEADER_DESCRIPTOR_SUBTYPE, /* bDescriptorSubType : VC_HEADER subtype */ \
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WBVAL(bcdUVC), /* bcdUVC : Revision of class specification that this device is based upon.*/ \
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WBVAL(wTotalLength), /* wTotalLength */ \
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DBVAL(dwClockFrequency), /* dwClockFrequency : 0x005b8d80 -> 6,000,000 == 6MHz*/ \
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0x01, /* bInCollection : Number of streaming interfaces. */ \
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0x01, /* baInterfaceNr(1) : VideoStreaming interface 1 belongs to this VideoControl interface.*/ \
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/* Input Terminal 1 -> Output Terminal 2 */ \
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0x12, \
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0x24, \
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VIDEO_VC_INPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
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0x01, /* bTerminalID */ \
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WBVAL(VIDEO_ITT_CAMERA), /* wTerminalType : 0x0201 Camera Sensor*/ \
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0x00, /* bAssocTerminal */ \
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0x00, /* iTerminal */ \
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WBVAL(0x0000), /* wObjectiveFocalLengthMin */ \
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WBVAL(0x0000), /* wObjectiveFocalLengthMax */ \
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WBVAL(0x0000), /* wOcularFocalLength */ \
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0x03, /* bControlSize */ \
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0x00, 0x00, 0x00, /* bmControls */ \
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0x09, \
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0x24, \
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VIDEO_VC_OUTPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
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0x02, /* bTerminalID */ \
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WBVAL(VIDEO_TT_STREAMING), \
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0x00, /* bAssocTerminal */ \
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0x01, /* bSourceID */ \
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0x00 /* iTerminal */
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#define VIDEO_VS_DESCRIPTOR_INIT(bInterfaceNumber, bAlternateSetting, bNumEndpoints) \
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/* Video Streaming (VS) Interface Descriptor */ \
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0x09, /* bLength */ \
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USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType : INTERFACE */ \
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bInterfaceNumber, /* bInterfaceNumber: Index of this interface */ \
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bAlternateSetting, /* bAlternateSetting: Index of this alternate setting */ \
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bNumEndpoints, /* bNumEndpoints : 0 endpoints – no bandwidth used*/ \
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0x0e, /* bInterfaceClass : CC_VIDEO */ \
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0x02, /* bInterfaceSubClass : SC_VIDEOSTREAMING */ \
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0x00, /* bInterfaceProtocol : PC_PROTOCOL_UNDEFINED */ \
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0x00 /* iInterface : unused */
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#define VIDEO_VS_HEADER_DESCRIPTOR_INIT(bNumFormats, wTotalLength, bEndpointAddress) \
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#define VIDEO_VS_HEADER_DESCRIPTOR_INIT(bNumFormats, wTotalLength, bEndpointAddress) \
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/*Class-specific VideoStream Header Descriptor (Input) */ \
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/*Class-specific VideoStream Header Descriptor (Input) */ \
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0x10, \
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0x10, \
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@@ -1127,6 +1188,37 @@ struct video_entity_info {
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0x01, /* bControlSize : Size of the bmaControls field */ \
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0x01, /* bControlSize : Size of the bmaControls field */ \
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0x00, 0x00, 0x00 /* bmaControls : No VideoStreaming specific controls are supported.*/ \
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0x00, 0x00, 0x00 /* bmaControls : No VideoStreaming specific controls are supported.*/ \
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#define VIDEO_VS_HEADER_DESCRIPTOR_INIT_V2(bNumFormats, wTotalLength, bEndpointAddress) \
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/*Class-specific VideoStream Header Descriptor (Input) */ \
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0x0e, \
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0x24, \
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VIDEO_VS_INPUT_HEADER_DESCRIPTOR_SUBTYPE, \
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bNumFormats, /* bNumFormats : One format descriptor follows. */ \
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WBVAL(wTotalLength), \
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bEndpointAddress, \
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0x00, /* bmInfo : No dynamic format change supported. */ \
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0x02, /* bTerminalLink : This VideoStreaming interface supplies terminal ID 2 (Output Terminal). */ \
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0x00, /* bStillCaptureMethod : Device supports still image capture method 0. */ \
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0x00, /* bTriggerSupport : Hardware trigger supported for still image capture */ \
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0x00, /* bTriggerUsage : Hardware trigger should initiate a still image capture. */ \
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0x01, /* bControlSize : Size of the bmaControls field */ \
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0x00 /* bmaControls : No VideoStreaming specific controls are supported.*/
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#define VIDEO_VS_FORMAT_UNCOMPRESSED_DESCRIPTOR_INIT(bFormatIndex, bNumFrameDescriptors, GUIDFormat) \
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/*Payload Format(UNCOMPRESSED) Descriptor */ \
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0x1b, \
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0x24, \
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VIDEO_VS_FORMAT_UNCOMPRESSED_DESCRIPTOR_SUBTYPE, /* bDescriptorSubType : VS_FORMAT_UNCOMPRESSED subtype */ \
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bFormatIndex, /* bFormatIndex : First (and only) format descriptor */ \
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bNumFrameDescriptors, /* bNumFrameDescriptors : One frame descriptor for this format follows. */ \
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GUIDFormat, /* GUID Format YUY2 {32595559-0000-0010-8000-00AA00389B71} */ \
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0x0c, /* bBitsPerPixel : Number of bits per pixel used to specify color in the decoded video frame - 16 for yuy2*/ \
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0x01, /* bDefaultFrameIndex : Default frame index is 1. */ \
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0x00, /* bAspectRatioX : Non-interlaced stream not required. */ \
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0x00, /* bAspectRatioY : Non-interlaced stream not required. */ \
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0x00, /* bmInterlaceFlags : Non-interlaced stream */ \
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0x00 /* bCopyProtect : No restrictions imposed on the duplication of this video stream. */
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#define VIDEO_VS_FRAME_UNCOMPRESSED_DESCRIPTOR_INIT(bFrameIndex, wWidth, wHeight, dwMinBitRate, dwMaxBitRate, \
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#define VIDEO_VS_FRAME_UNCOMPRESSED_DESCRIPTOR_INIT(bFrameIndex, wWidth, wHeight, dwMinBitRate, dwMaxBitRate, \
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dwMaxVideoFrameBufferSize, dwDefaultFrameInterval, dwFrameInterval) \
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dwMaxVideoFrameBufferSize, dwDefaultFrameInterval, dwFrameInterval) \
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0x1e, \
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0x1e, \
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@@ -1143,6 +1235,20 @@ struct video_entity_info {
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0x01, \
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0x01, \
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DBVAL(dwFrameInterval)
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DBVAL(dwFrameInterval)
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#define VIDEO_VS_FORMAT_MJPEG_DESCRIPTOR_INIT(bFormatIndex, bNumFrameDescriptors) \
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/*Payload Format(MJPEG) Descriptor */ \
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0x0b, /* bLength */ \
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0x24, /* bDescriptorType : CS_INTERFACE */ \
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0x06, /* bDescriptorSubType : VS_FORMAT_MJPEG subtype */ \
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bFormatIndex, /* bFormatIndex : First (and only) format descriptor */ \
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bNumFrameDescriptors, /* bNumFrameDescriptors : One frame descriptor for this format follows. */ \
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0x00, /* bmFlags : Uses fixed size samples.. */ \
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0x01, /* bDefaultFrameIndex : Default frame index is 1. */ \
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0x00, /* bAspectRatioX : Non-interlaced stream – not required. */ \
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0x00, /* bAspectRatioY : Non-interlaced stream – not required. */ \
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0x00, /* bmInterlaceFlags : Non-interlaced stream */ \
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0x00 /* bCopyProtect : No restrictions imposed on the duplication of this video stream. */
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#define VIDEO_VS_FRAME_MJPEG_DESCRIPTOR_INIT(bFrameIndex, wWidth, wHeight, dwMinBitRate, dwMaxBitRate, \
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#define VIDEO_VS_FRAME_MJPEG_DESCRIPTOR_INIT(bFrameIndex, wWidth, wHeight, dwMinBitRate, dwMaxBitRate, \
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dwMaxVideoFrameBufferSize, dwDefaultFrameInterval, dwMinFrameInterval1, dwMinFrameInterval2) \
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dwMaxVideoFrameBufferSize, dwDefaultFrameInterval, dwMinFrameInterval1, dwMinFrameInterval2) \
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0x22, /* bLength */ \
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0x22, /* bLength */ \
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@@ -1159,5 +1265,6 @@ struct video_entity_info {
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0x02, /* bFrameIntervalType : Indicates how the frame interval can be programmed. 0: Continuous frame interval 1..255: The number of discrete frame */ \
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0x02, /* bFrameIntervalType : Indicates how the frame interval can be programmed. 0: Continuous frame interval 1..255: The number of discrete frame */ \
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DBVAL(dwMinFrameInterval1), /* dwMinFrameInterval : 1,000,000 ns *100ns -> 10 FPS,Shortest frame interval supported (at highest frame rate), in 100 ns units */ \
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DBVAL(dwMinFrameInterval1), /* dwMinFrameInterval : 1,000,000 ns *100ns -> 10 FPS,Shortest frame interval supported (at highest frame rate), in 100 ns units */ \
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DBVAL(dwMinFrameInterval2) /* dwMaxFrameInterval : 1,000,000 ns *100ns -> 10 FPS,Longest frame interval supported (at lowest frame rate), in 100 ns units */
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DBVAL(dwMinFrameInterval2) /* dwMaxFrameInterval : 1,000,000 ns *100ns -> 10 FPS,Longest frame interval supported (at lowest frame rate), in 100 ns units */
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// clang-format on
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// clang-format on
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#endif /* USB_VIDEO_H_ */
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#endif /* USB_VIDEO_H_ */
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