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update(video): add more video desc macros, like h264, yuv, add vc endpoint to choose, add yuv template

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This commit is contained in:
sakumisu
2024-06-15 13:33:34 +08:00
parent 0f8c145d93
commit afa77ec20b
11 changed files with 5104 additions and 1261 deletions
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349
class/video/usb_video.h
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@@ -922,7 +922,7 @@ struct video_cs_if_vs_frame_uncompressed_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bFormatIndex;
uint8_t bFrameIndex;
uint8_t bmCapabilities;
uint16_t wWidth;
uint16_t wHeight;
@@ -931,10 +931,10 @@ struct video_cs_if_vs_frame_uncompressed_descriptor {
uint32_t dwMaxVideoFrameBufferSize;
uint32_t dwDefaultFrameInterval;
uint8_t bFrameIntervalType;
uint32_t dwFrameInterval;
uint32_t dwFrameInterval[];
} __PACKED;
#define VIDEO_SIZEOF_VS_FRAME_UNCOMPRESSED_DESC 30
#define VIDEO_SIZEOF_VS_FRAME_UNCOMPRESSED_DESC(n) (26 + 4 * (n))
struct video_cs_if_vs_format_mjpeg_descriptor {
uint8_t bLength;
@@ -956,7 +956,7 @@ struct video_cs_if_vs_frame_mjpeg_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bFormatIndex;
uint8_t bFrameIndex;
uint8_t bmCapabilities;
uint16_t wWidth;
uint16_t wHeight;
@@ -965,11 +965,48 @@ struct video_cs_if_vs_frame_mjpeg_descriptor {
uint32_t dwMaxVideoFrameBufferSize;
uint32_t dwDefaultFrameInterval;
uint8_t bFrameIntervalType;
uint32_t dwFrameInterval1;
uint32_t dwFrameInterval2;
uint32_t dwFrameInterval[];
} __PACKED;
#define VIDEO_SIZEOF_VS_FRAME_MJPEG_DESC(n) (26 + n)
#define VIDEO_SIZEOF_VS_FRAME_MJPEG_DESC(n) (26 + 4 * (n))
/* H264 Payload - 3.1.1. H264 Video Format Descriptor */
struct video_cs_if_vs_format_h26x_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bFormatIndex;
uint8_t bNumFrameDescriptors;
uint8_t guidFormat[16];
uint8_t bBitsPerPixel;
uint8_t bDefaultFrameIndex;
uint8_t bAspectRatioX;
uint8_t bAspectRatioY;
uint8_t bmInterfaceFlags;
uint8_t bCopyProtect;
uint8_t bVariableSize;
} __PACKED;
#define VIDEO_SIZEOF_VS_FORMAT_H264_DESC 28
/* H264 Payload - 3.1.2. H264 Video Frame Descriptor */
struct video_cs_if_vs_frame_h26x_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bFrameIndex;
uint8_t bmCapabilities;
uint16_t wWidth;
uint16_t wHeight;
uint32_t dwMinBitRate;
uint32_t dwMaxBitRate;
uint32_t dwDefaultFrameInterval;
uint8_t bFrameIntervalType;
uint32_t dwBytesPerLine;
uint32_t dwFrameInterval[];
} __PACKED;
#define VIDEO_SIZEOF_VS_FRAME_H264_DESC(n) (26 + 4 * (n))
struct video_cs_if_vs_colorformat_descriptor {
uint8_t bLength;
@@ -1044,71 +1081,140 @@ struct video_autoexposure_mode {
#define VIDEO_GUID_M420 0x4D, 0x34, 0x32, 0x30, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71
#define VIDEO_GUID_I420 0x49, 0x34, 0x32, 0x30, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71
#define VIDEO_VC_TERMINAL_LEN (13 + 18 + 12 + 9)
/*Length of template descriptor: 81 bytes*/
#define VIDEO_VC_DESCRIPTOR_LEN (8 + 9 + VIDEO_VC_TERMINAL_LEN + 7 + 5)
#define VIDEO_VC_NOEP_DESCRIPTOR_LEN (8 + 9 + VIDEO_VC_TERMINAL_LEN)
// clang-format off
#define VIDEO_VC_DESCRIPTOR_INIT(bFirstInterface, bNumEndpoints, bcdUVC, wTotalLength, dwClockFrequency, stridx) \
/* Interface Association Descriptor */ \
0x08, \
USB_DESCRIPTOR_TYPE_INTERFACE_ASSOCIATION, \
bFirstInterface, \
0x02, \
USB_DEVICE_CLASS_VIDEO, \
VIDEO_SC_VIDEO_INTERFACE_COLLECTION, \
0x00, \
0x00, \
/* VideoControl Interface Descriptor */ \
0x09, /* bLength */ \
USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */ \
0x00, /* bInterfaceNumber */ \
0x00, /* bAlternateSetting */ \
bNumEndpoints, /* bNumEndpoints:1 endpoint (interrupt endpoint) */ \
USB_DEVICE_CLASS_VIDEO, /* bInterfaceClass : CC_VIDEO */ \
VIDEO_SC_VIDEOCONTROL, /* bInterfaceSubClass : SC_VIDEOCONTROL */ \
VIDEO_PC_PROTOCOL_UNDEFINED, /* bInterfaceProtocol : PC_PROTOCOL_UNDEFINED */ \
stridx, /* iInterface:Index to string descriptor that contains the string <Your Product Name> */ \
/*Class-specific VideoControl Interface Descriptor */ \
0x0d, /* bLength */ \
0x24, /* bDescriptorType : CS_INTERFACE */ \
VIDEO_VC_HEADER_DESCRIPTOR_SUBTYPE, /* bDescriptorSubType : VC_HEADER subtype */ \
WBVAL(bcdUVC), /* bcdUVC : Revision of class specification that this device is based upon.*/ \
WBVAL(wTotalLength), /* wTotalLength */ \
DBVAL(dwClockFrequency), /* dwClockFrequency : 0x005b8d80 -> 6,000,000 == 6MHz*/ \
0x01, /* bInCollection : Number of streaming interfaces. */ \
(uint8_t)(bFirstInterface + 1), /* baInterfaceNr(0) : VideoStreaming interface 1 belongs to this VideoControl interface.*/ \
/* Input Terminal 1 -> Processing Unit 2 -> Output Terminal 3 */ \
0x12, \
0x24, \
VIDEO_VC_INPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
0x01, /* bTerminalID */ \
WBVAL(VIDEO_ITT_CAMERA), /* wTerminalType : 0x0201 Camera Sensor*/ \
0x00, /* bAssocTerminal */ \
0x00, /* iTerminal */ \
WBVAL(0x0000), /* wObjectiveFocalLengthMin */ \
WBVAL(0x0000), /* wObjectiveFocalLengthMax */ \
WBVAL(0x0000), /* wOcularFocalLength */ \
0x03, /* bControlSize */ \
0x00, 0x00, 0x00, /* bmControls */ \
0x0c, \
0x24, \
VIDEO_VC_PROCESSING_UNIT_DESCRIPTOR_SUBTYPE, \
0x02, /* bUnitID */ \
0x01, /* bSourceID */ \
0x00, 0x00, /* wMaxMultiplier */ \
0x02, /* bControlSize */ \
0x00, 0x00, /* bmControls */ \
0x00, /* iProcessing */ \
0x00, /* bmVideoStandards */ \
0x09, \
0x24, \
VIDEO_VC_OUTPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
0x03, /* bTerminalID */ \
WBVAL(VIDEO_TT_STREAMING), \
0x00, /* bAssocTerminal */ \
0x02, /* bSourceID */ \
0x00 /* iTerminal */
#define VIDEO_VC_DESCRIPTOR_INIT(bFirstInterface, bEndpointAddress, bcdUVC, wTotalLength, dwClockFrequency, stridx) \
/* Interface Association Descriptor */ \
0x08, \
USB_DESCRIPTOR_TYPE_INTERFACE_ASSOCIATION, \
bFirstInterface, \
0x02, \
USB_DEVICE_CLASS_VIDEO, \
VIDEO_SC_VIDEO_INTERFACE_COLLECTION, \
0x00, \
0x00, /* VideoControl Interface Descriptor */ \
0x09, /* bLength */ \
USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */ \
0x00, /* bInterfaceNumber */ \
0x00, /* bAlternateSetting */ \
0x01, /* bNumEndpoints:1 endpoint (interrupt endpoint) */ \
USB_DEVICE_CLASS_VIDEO, /* bInterfaceClass : CC_VIDEO */ \
VIDEO_SC_VIDEOCONTROL, /* bInterfaceSubClass : SC_VIDEOCONTROL */ \
VIDEO_PC_PROTOCOL_UNDEFINED, /* bInterfaceProtocol : PC_PROTOCOL_UNDEFINED */ \
stridx, /* iInterface:Index to string descriptor that contains the string <Your Product Name> */ /*Class-specific VideoControl Interface Descriptor */ \
0x0d, /* bLength */ \
0x24, /* bDescriptorType : CS_INTERFACE */ \
VIDEO_VC_HEADER_DESCRIPTOR_SUBTYPE, /* bDescriptorSubType : VC_HEADER subtype */ \
WBVAL(bcdUVC), /* bcdUVC : Revision of class specification that this device is based upon.*/ \
WBVAL(wTotalLength), /* wTotalLength */ \
DBVAL(dwClockFrequency), /* dwClockFrequency : 0x005b8d80 -> 6,000,000 == 6MHz*/ \
0x01, /* bInCollection : Number of streaming interfaces. */ \
(uint8_t)(bFirstInterface + 1), /* baInterfaceNr(0) : VideoStreaming interface 1 belongs to this VideoControl interface.*/ /* Input Terminal 1 -> Processing Unit 2 -> Output Terminal 3 */ \
0x12, \
0x24, \
VIDEO_VC_INPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
0x01, /* bTerminalID */ \
WBVAL(VIDEO_ITT_CAMERA), /* wTerminalType : 0x0201 Camera Sensor*/ \
0x00, /* bAssocTerminal */ \
0x00, /* iTerminal */ \
WBVAL(0x0000), /* wObjectiveFocalLengthMin */ \
WBVAL(0x0000), /* wObjectiveFocalLengthMax */ \
WBVAL(0x0000), /* wOcularFocalLength */ \
0x03, /* bControlSize */ \
0x00, 0x00, 0x00, /* bmControls */ \
0x0c, \
0x24, \
VIDEO_VC_PROCESSING_UNIT_DESCRIPTOR_SUBTYPE, \
0x02, /* bUnitID */ \
0x01, /* bSourceID */ \
0x00, 0x00, /* wMaxMultiplier */ \
0x02, /* bControlSize */ \
0x00, 0x00, /* bmControls */ \
0x00, /* iProcessing */ \
0x00, /* bmVideoStandards */ \
0x09, \
0x24, \
VIDEO_VC_OUTPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
0x03, /* bTerminalID */ \
WBVAL(VIDEO_TT_STREAMING), \
0x00, /* bAssocTerminal */ \
0x02, /* bSourceID */ \
0x00, /* iTerminal */ \
0x07, /* bLength */ \
USB_DESCRIPTOR_TYPE_ENDPOINT, /* bDescriptorType */ \
bEndpointAddress, /* bEndpointAddress */ \
0x03, /* bmAttributes */ \
0x10, 0x00, /* wMaxPacketSize */ \
0x08, /* bInterval */ \
/* Class-specific VC Interrupt Endpoint Descriptor */ \
0x05, 0x25, 0x03, 0x10, 0x00
#define VIDEO_VC_NOEP_DESCRIPTOR_INIT(bFirstInterface, bEndpointAddress, bcdUVC, wTotalLength, dwClockFrequency, stridx) \
/* Interface Association Descriptor */ \
0x08, \
USB_DESCRIPTOR_TYPE_INTERFACE_ASSOCIATION, \
bFirstInterface, \
0x02, \
USB_DEVICE_CLASS_VIDEO, \
VIDEO_SC_VIDEO_INTERFACE_COLLECTION, \
0x00, \
0x00, /* VideoControl Interface Descriptor */ \
0x09, /* bLength */ \
USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */ \
0x00, /* bInterfaceNumber */ \
0x00, /* bAlternateSetting */ \
0x00, /* bNumEndpoints:1 endpoint (interrupt endpoint) */ \
USB_DEVICE_CLASS_VIDEO, /* bInterfaceClass : CC_VIDEO */ \
VIDEO_SC_VIDEOCONTROL, /* bInterfaceSubClass : SC_VIDEOCONTROL */ \
VIDEO_PC_PROTOCOL_UNDEFINED, /* bInterfaceProtocol : PC_PROTOCOL_UNDEFINED */ \
stridx, /* iInterface:Index to string descriptor that contains the string <Your Product Name> */ /*Class-specific VideoControl Interface Descriptor */ \
0x0d, /* bLength */ \
0x24, /* bDescriptorType : CS_INTERFACE */ \
VIDEO_VC_HEADER_DESCRIPTOR_SUBTYPE, /* bDescriptorSubType : VC_HEADER subtype */ \
WBVAL(bcdUVC), /* bcdUVC : Revision of class specification that this device is based upon.*/ \
WBVAL(wTotalLength), /* wTotalLength */ \
DBVAL(dwClockFrequency), /* dwClockFrequency : 0x005b8d80 -> 6,000,000 == 6MHz*/ \
0x01, /* bInCollection : Number of streaming interfaces. */ \
(uint8_t)(bFirstInterface + 1), /* baInterfaceNr(0) : VideoStreaming interface 1 belongs to this VideoControl interface.*/ /* Input Terminal 1 -> Processing Unit 2 -> Output Terminal 3 */ \
0x12, \
0x24, \
VIDEO_VC_INPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
0x01, /* bTerminalID */ \
WBVAL(VIDEO_ITT_CAMERA), /* wTerminalType : 0x0201 Camera Sensor*/ \
0x00, /* bAssocTerminal */ \
0x00, /* iTerminal */ \
WBVAL(0x0000), /* wObjectiveFocalLengthMin */ \
WBVAL(0x0000), /* wObjectiveFocalLengthMax */ \
WBVAL(0x0000), /* wOcularFocalLength */ \
0x03, /* bControlSize */ \
0x00, 0x00, 0x00, /* bmControls */ \
0x0c, \
0x24, \
VIDEO_VC_PROCESSING_UNIT_DESCRIPTOR_SUBTYPE, \
0x02, /* bUnitID */ \
0x01, /* bSourceID */ \
0x00, 0x00, /* wMaxMultiplier */ \
0x02, /* bControlSize */ \
0x00, 0x00, /* bmControls */ \
0x00, /* iProcessing */ \
0x00, /* bmVideoStandards */ \
0x09, \
0x24, \
VIDEO_VC_OUTPUT_TERMINAL_DESCRIPTOR_SUBTYPE, \
0x03, /* bTerminalID */ \
WBVAL(VIDEO_TT_STREAMING), \
0x00, /* bAssocTerminal */ \
0x02, /* bSourceID */ \
0x00 /* iTerminal */ \
#define VIDEO_VS_DESCRIPTOR_INIT(bInterfaceNumber, bAlternateSetting, bNumEndpoints) \
/* Video Streaming (VS) Interface Descriptor */ \
0x09, /* bLength */ \
0x09, /* bLength */ \
USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType : INTERFACE */ \
bInterfaceNumber, /* bInterfaceNumber: Index of this interface */ \
bAlternateSetting, /* bAlternateSetting: Index of this alternate setting */ \
@@ -1118,21 +1224,37 @@ struct video_autoexposure_mode {
0x00, /* bInterfaceProtocol : PC_PROTOCOL_UNDEFINED */ \
0x00 /* iInterface : unused */
#define VIDEO_VS_HEADER_DESCRIPTOR_INIT(bNumFormats, wTotalLength, bEndpointAddress, ...) \
/*Class-specific VideoStream Header Descriptor (Input) */ \
0x0d + PP_NARG(__VA_ARGS__), \
0x24, \
VIDEO_VS_INPUT_HEADER_DESCRIPTOR_SUBTYPE, \
bNumFormats, /* bNumFormats : One format descriptor follows. */ \
WBVAL(wTotalLength), \
bEndpointAddress, \
0x00, /* bmInfo : No dynamic format change supported. */ \
0x03, /* bTerminalLink : This VideoStreaming interface supplies terminal ID 2 (Output Terminal). */ \
0x00, /* bStillCaptureMethod : Device supports still image capture method 0. */ \
0x00, /* bTriggerSupport : Hardware trigger supported for still image capture */ \
0x00, /* bTriggerUsage : Hardware trigger should initiate a still image capture. */ \
PP_NARG(__VA_ARGS__), /* bControlSize : Size of the bmaControls field */ \
__VA_ARGS__ /* bmaControls : No VideoStreaming specific controls are supported.*/
#define VIDEO_VS_INPUT_HEADER_DESCRIPTOR_INIT(bNumFormats, wTotalLength, bEndpointAddress, ...) \
/*Class-specific VideoStream Header Descriptor (Input) */ \
0x0d + PP_NARG(__VA_ARGS__), \
0x24, \
VIDEO_VS_INPUT_HEADER_DESCRIPTOR_SUBTYPE, \
bNumFormats, /* bNumFormats : One format descriptor follows. */ \
WBVAL(wTotalLength), \
bEndpointAddress, \
0x00, /* bmInfo : No dynamic format change supported. */ \
0x03, /* bTerminalLink : This VideoStreaming interface supplies terminal ID 2 (Output Terminal). */ \
0x00, /* bStillCaptureMethod : Device supports still image capture method 0. */ \
0x00, /* bTriggerSupport : Hardware trigger supported for still image capture */ \
0x00, /* bTriggerUsage : Hardware trigger should initiate a still image capture. */ \
0x01, /* bControlSize : Size of the bmaControls field */ \
__VA_ARGS__ /* bmaControls : No VideoStreaming specific controls are supported.*/
#define VIDEO_VS_OUTPUT_HEADER_DESCRIPTOR_INIT(bNumFormats, wTotalLength, bEndpointAddress, ...) \
/*Class-specific VideoStream Header Descriptor (Input) */ \
0x0d + PP_NARG(__VA_ARGS__), \
0x24, \
VIDEO_VS_OUTPUT_HEADER_DESCRIPTOR_SUBTYPE, \
bNumFormats, /* bNumFormats : One format descriptor follows. */ \
WBVAL(wTotalLength), \
bEndpointAddress, \
0x00, /* bmInfo : No dynamic format change supported. */ \
0x03, /* bTerminalLink : This VideoStreaming interface supplies terminal ID 2 (Output Terminal). */ \
0x00, /* bStillCaptureMethod : Device supports still image capture method 0. */ \
0x00, /* bTriggerSupport : Hardware trigger supported for still image capture */ \
0x00, /* bTriggerUsage : Hardware trigger should initiate a still image capture. */ \
PP_NARG(__VA_ARGS__), /* bControlSize : Size of the bmaControls field */ \
__VA_ARGS__ /* bmaControls : No VideoStreaming specific controls are supported.*/
#define VIDEO_VS_FORMAT_UNCOMPRESSED_DESCRIPTOR_INIT(bFormatIndex, bNumFrameDescriptors, GUIDFormat) \
/*Payload Format(UNCOMPRESSED) Descriptor */ \
@@ -1142,7 +1264,7 @@ struct video_autoexposure_mode {
bFormatIndex, /* bFormatIndex : First (and only) format descriptor */ \
bNumFrameDescriptors, /* bNumFrameDescriptors : One frame descriptor for this format follows. */ \
GUIDFormat, /* GUID Format YUY2 {32595559-0000-0010-8000-00AA00389B71} */ \
0x0c, /* bBitsPerPixel : Number of bits per pixel used to specify color in the decoded video frame - 16 for yuy2*/ \
0x10, /* bBitsPerPixel : Number of bits per pixel used to specify color in the decoded video frame - 16 for yuy2*/ \
0x01, /* bDefaultFrameIndex : Default frame index is 1. */ \
0x00, /* bAspectRatioX : Non-interlaced stream not required. */ \
0x00, /* bAspectRatioY : Non-interlaced stream not required. */ \
@@ -1150,8 +1272,8 @@ struct video_autoexposure_mode {
0x00 /* bCopyProtect : No restrictions imposed on the duplication of this video stream. */
#define VIDEO_VS_FRAME_UNCOMPRESSED_DESCRIPTOR_INIT(bFrameIndex, wWidth, wHeight, dwMinBitRate, dwMaxBitRate, \
dwMaxVideoFrameBufferSize, dwDefaultFrameInterval, dwFrameInterval) \
0x1e, \
dwMaxVideoFrameBufferSize, dwDefaultFrameInterval, bFrameIntervalType, ...) \
0x1a + PP_NARG(__VA_ARGS__), \
0x24, \
VIDEO_VS_FRAME_UNCOMPRESSED_DESCRIPTOR_SUBTYPE, \
bFrameIndex, \
@@ -1161,13 +1283,13 @@ struct video_autoexposure_mode {
DBVAL(dwMinBitRate), \
DBVAL(dwMaxBitRate), \
DBVAL(dwMaxVideoFrameBufferSize), \
DBVAL(dwDefaultFrameInterval), \
0x01, \
DBVAL(dwFrameInterval)
dwDefaultFrameInterval, /* dwDefaultFrameInterval : 1,000,000 * 100ns -> 10 FPS */ \
bFrameIntervalType, /* bFrameIntervalType : Indicates how the frame interval can be programmed. 0: Continuous frame interval 1..255: The number of discrete frame */ \
__VA_ARGS__
#define VIDEO_VS_FORMAT_MJPEG_DESCRIPTOR_INIT(bFormatIndex, bNumFrameDescriptors) \
/*Payload Format(MJPEG) Descriptor */ \
0x0b, /* bLength */ \
0x0b, /* bLength */ \
0x24, /* bDescriptorType : CS_INTERFACE */ \
0x06, /* bDescriptorSubType : VS_FORMAT_MJPEG subtype */ \
bFormatIndex, /* bFormatIndex : First (and only) format descriptor */ \
@@ -1181,7 +1303,7 @@ struct video_autoexposure_mode {
#define VIDEO_VS_FRAME_MJPEG_DESCRIPTOR_INIT(bFrameIndex, wWidth, wHeight, dwMinBitRate, dwMaxBitRate, \
dwMaxVideoFrameBufferSize, dwDefaultFrameInterval, bFrameIntervalType, ...) \
0x1a + PP_NARG(__VA_ARGS__), /* bLength */ \
0x1a + PP_NARG(__VA_ARGS__), /* bLength */ \
0x24, /* bDescriptorType : CS_INTERFACE */ \
VIDEO_VS_FRAME_MJPEG_DESCRIPTOR_SUBTYPE, /* bDescriptorSubType : VS_FRAME_MJPEG */ \
bFrameIndex, /* bFrameIndex : First (and only) frame descriptor */ \
@@ -1194,5 +1316,50 @@ struct video_autoexposure_mode {
dwDefaultFrameInterval, /* dwDefaultFrameInterval : 1,000,000 * 100ns -> 10 FPS */ \
bFrameIntervalType, /* bFrameIntervalType : Indicates how the frame interval can be programmed. 0: Continuous frame interval 1..255: The number of discrete frame */ \
__VA_ARGS__
#define VIDEO_VS_FORMAT_H264_DESCRIPTOR_INIT(bFormatIndex, bNumFrameDescriptors) \
/*Payload Format(H264) Descriptor */ \
0x1c, /* bLength */ \
0x24, /* bDescriptorType : CS_INTERFACE */ \
0x10, /* bDescriptorSubType : VS_FORMAT_FRAME_BASED subtype */ \
bFormatIndex, /* bFormatIndex : First (and only) format descriptor */ \
bNumFrameDescriptors, /* bNumFrameDescriptors : One frame descriptor for this format follows. */ /* guidFormat {34363248-0000-0010-8000-00AA00389B71}(H264) */ \
0x48, 0x32, 0x36, 0x34, \
0x00, 0x00, \
0x10, 0x00, \
0x80, 0x00, \
0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71, \
0x10, /* bBitsPerPixel */ \
0x01, /* bDefaultFrameIndex : Default frame index is 1. */ \
0x00, /* bAspectRatioX : Non-interlaced stream – not required. */ \
0x00, /* bAspectRatioY : Non-interlaced stream – not required. */ \
0x00, /* bmInterlaceFlags : Non-interlaced stream */ \
0x00, /* bCopyProtect : No restrictions imposed on the duplication of this video stream. */ \
0x01 /* bVariableSize */
#define VIDEO_VS_FRAME_H264_DESCRIPTOR_INIT(bFrameIndex, wWidth, wHeight, dwMinBitRate, dwMaxBitRate, \
dwDefaultFrameInterval, bFrameIntervalType, ...) \
0x1a + PP_NARG(__VA_ARGS__), /* bLength */ \
0x24, /* bDescriptorType : CS_INTERFACE */ \
VIDEO_VS_FRAME_FRAME_BASED_DESCRIPTOR_SUBTYPE, /* bDescriptorSubType : VS_FRAME_BASED */ \
bFrameIndex, /* bFrameIndex : First (and only) frame descriptor */ \
0x00, /* bmCapabilities : Still images using capture method 0 are supported at this frame setting.D1: Fixed frame-rate. */ \
WBVAL(wWidth), /* wWidth (2bytes): Width of frame is 128 pixels. */ \
WBVAL(wHeight), /* wHeight (2bytes): Height of frame is 64 pixels. */ \
DBVAL(dwMinBitRate), /* dwMinBitRate (4bytes): Min bit rate in bits/s */ \
DBVAL(dwMaxBitRate), /* dwMaxBitRate (4bytes): Max bit rate in bits/s */ \
dwDefaultFrameInterval, /* dwDefaultFrameInterval : 1,000,000 * 100ns -> 10 FPS */ \
bFrameIntervalType, /* bFrameIntervalType : Indicates how the frame interval can be programmed. 0: Continuous frame interval 1..255: The number of discrete frame */ \
DBVAL(0x00), /* dwBytesPerLine (4bytes) */ \
__VA_ARGS__
#define VIDEO_VS_COLOR_MATCHING_DESCRIPTOR_INIT() \
0x06, /* bLength */ \
0x24, /* bDescriptorType : CS_INTERFACE */ \
VIDEO_VS_COLORFORMAT_DESCRIPTOR_SUBTYPE, /* bDescriptorSubType : VS_COLORFORMAT */ \
0x01, /* bColorPrimaries */ \
0x01, /* bTransferCharacteristics */ \
0x04 /* bMatrixCoefficients */
// clang-format on
#endif /*USB_VIDEO_H */