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rename and add more video descriptors

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use struct to define uvc descriptor for video_capture since uvc is
rather too complicated to use macro templates
This commit is contained in:
hathach 2024-01-26 22:55:55 +07:00
parent bd3c4fbe1e
commit b5cd673330
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5 changed files with 392 additions and 98 deletions
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233
examples/device/video_capture/src/usb_descriptors.c
View File

@ -40,6 +40,26 @@
#define USB_VID 0xCafe
#define USB_BCD 0x0200
// String Descriptor Index
enum {
STRID_LANGID = 0,
STRID_MANUFACTURER,
STRID_PRODUCT,
STRID_SERIAL,
STRID_UVC_CONTROL,
STRID_UVC_STREAMING,
};
// array of pointer to string descriptors
char const* string_desc_arr[] = {
(const char[]) {0x09, 0x04}, // 0: is supported language is English (0x0409)
"TinyUSB", // 1: Manufacturer
"TinyUSB Device", // 2: Product
NULL, // 3: Serials will use unique ID if possible
"TinyUSB UVC Control", // 4: UVC Interface
"TinyUSB UVC Streaming", // 5: UVC Interface
};
//--------------------------------------------------------------------+
// Device Descriptors
//--------------------------------------------------------------------+
@ -60,9 +80,9 @@ tusb_desc_device_t const desc_device = {
.idProduct = USB_PID,
.bcdDevice = 0x0100,
.iManufacturer = 0x01,
.iProduct = 0x02,
.iSerialNumber = 0x03,
.iManufacturer = STRID_MANUFACTURER,
.iProduct = STRID_PRODUCT,
.iSerialNumber = STRID_SERIAL,
.bNumConfigurations = 0x01
};
@ -164,6 +184,193 @@ uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index) {
}
#endif // highspeed
typedef struct TU_ATTR_PACKED {
tusb_desc_interface_t itf;
tusb_desc_video_control_header_1itf_t header;
tusb_desc_video_control_camera_terminal_t camera_terminal;
tusb_desc_video_control_output_terminal_t output_terminal;
} uvc_control_desc_t;
/* Windows support YUY2 and NV12
* https://docs.microsoft.com/en-us/windows-hardware/drivers/stream/usb-video-class-driver-overview */
typedef struct TU_ATTR_PACKED {
tusb_desc_interface_t itf;
tusb_desc_video_streaming_input_header_1byte_t header;
tusb_desc_video_format_uncompressed_t format;
tusb_desc_video_frame_uncompressed_continuous_t frame;
tusb_desc_video_streaming_color_matching_t color;
tusb_desc_endpoint_t ep;
} uvc_streaming_desc_t;
typedef struct TU_ATTR_PACKED {
tusb_desc_configuration_t config;
tusb_desc_interface_assoc_t iad;
uvc_control_desc_t video_control;
uvc_streaming_desc_t video_streaming;
} uvc_cfg_desc_t;
const uvc_cfg_desc_t config_desc = {
.config = {
.bLength = sizeof(tusb_desc_configuration_t),
.bDescriptorType = TUSB_DESC_CONFIGURATION,
.wTotalLength = sizeof(uvc_cfg_desc_t),
.bNumInterfaces = ITF_NUM_TOTAL,
.bConfigurationValue = 1,
.iConfiguration = 0,
.bmAttributes = TUSB_DESC_CONFIG_ATT_REMOTE_WAKEUP,
.bMaxPower = 100 / 2
},
.iad = {
.bLength = sizeof(tusb_desc_interface_assoc_t),
.bDescriptorType = TUSB_DESC_INTERFACE_ASSOCIATION,
.bFirstInterface = ITF_NUM_VIDEO_CONTROL,
.bInterfaceCount = 2,
.bFunctionClass = TUSB_CLASS_VIDEO,
.bFunctionSubClass = VIDEO_SUBCLASS_INTERFACE_COLLECTION,
.bFunctionProtocol = VIDEO_ITF_PROTOCOL_UNDEFINED,
.iFunction = 0
},
.video_control = {
.itf = {
.bLength = sizeof(tusb_desc_interface_t),
.bDescriptorType = TUSB_DESC_INTERFACE,
.bInterfaceNumber = ITF_NUM_VIDEO_CONTROL,
.bAlternateSetting = 0,
.bNumEndpoints = 0,
.bInterfaceClass = TUSB_CLASS_VIDEO,
.bInterfaceSubClass = VIDEO_SUBCLASS_CONTROL,
.bInterfaceProtocol = VIDEO_ITF_PROTOCOL_15,
.iInterface = STRID_UVC_CONTROL
},
.header = {
.bLength = sizeof(tusb_desc_video_control_header_1itf_t),
.bDescriptorType = TUSB_DESC_CS_INTERFACE,
.bDescriptorSubType = VIDEO_CS_ITF_VC_HEADER,
.bcdUVC = VIDEO_BCD_1_50,
.wTotalLength = sizeof(uvc_control_desc_t) - sizeof(tusb_desc_interface_t), // CS VC descriptors only
.dwClockFrequency = UVC_CLOCK_FREQUENCY,
.bInCollection = 1,
.baInterfaceNr = { ITF_NUM_VIDEO_STREAMING }
},
.camera_terminal = {
.bLength = sizeof(tusb_desc_video_control_camera_terminal_t),
.bDescriptorType = TUSB_DESC_CS_INTERFACE,
.bDescriptorSubType = VIDEO_CS_ITF_VC_INPUT_TERMINAL,
.bTerminalID = UVC_ENTITY_CAP_INPUT_TERMINAL,
.wTerminalType = VIDEO_ITT_CAMERA,
.bAssocTerminal = 0,
.iTerminal = 0,
.wObjectiveFocalLengthMin = 0,
.wObjectiveFocalLengthMax = 0,
.wOcularFocalLength = 0,
.bControlSize = 3,
.bmControls = { 0, 0, 0 }
},
.output_terminal = {
.bLength = sizeof(tusb_desc_video_control_output_terminal_t),
.bDescriptorType = TUSB_DESC_CS_INTERFACE,
.bDescriptorSubType = VIDEO_CS_ITF_VC_OUTPUT_TERMINAL,
.bTerminalID = UVC_ENTITY_CAP_OUTPUT_TERMINAL,
.wTerminalType = VIDEO_TT_STREAMING,
.bAssocTerminal = 0,
.bSourceID = UVC_ENTITY_CAP_INPUT_TERMINAL,
.iTerminal = 0
}
},
.video_streaming = {
.itf = {
.bLength = sizeof(tusb_desc_interface_t),
.bDescriptorType = TUSB_DESC_INTERFACE,
.bInterfaceNumber = ITF_NUM_VIDEO_STREAMING,
.bAlternateSetting = 0,
.bNumEndpoints = 1,
.bInterfaceClass = TUSB_CLASS_VIDEO,
.bInterfaceSubClass = VIDEO_SUBCLASS_STREAMING,
.bInterfaceProtocol = VIDEO_ITF_PROTOCOL_15,
.iInterface = STRID_UVC_STREAMING
},
.header = {
.bLength = sizeof(tusb_desc_video_streaming_input_header_1byte_t),
.bDescriptorType = TUSB_DESC_CS_INTERFACE,
.bDescriptorSubType = VIDEO_CS_ITF_VS_INPUT_HEADER,
.bNumFormats = 1,
.wTotalLength = sizeof(uvc_streaming_desc_t) - sizeof(tusb_desc_interface_t) - sizeof(tusb_desc_endpoint_t), // CS VS descriptors only
.bEndpointAddress = EPNUM_VIDEO_IN,
.bmInfo = 0,
.bTerminalLink = UVC_ENTITY_CAP_OUTPUT_TERMINAL,
.bStillCaptureMethod = 0,
.bTriggerSupport = 0,
.bTriggerUsage = 0,
.bControlSize = 1,
.bmaControls = { 0 }
},
.format = {
.bLength = sizeof(tusb_desc_video_format_uncompressed_t),
.bDescriptorType = TUSB_DESC_CS_INTERFACE,
.bDescriptorSubType = VIDEO_CS_ITF_VS_FORMAT_UNCOMPRESSED,
.bFormatIndex = 1, // 1-based index
.bNumFrameDescriptors = 1,
.guidFormat = { TUD_VIDEO_GUID_YUY2 },
.bBitsPerPixel = 16,
.bDefaultFrameIndex = 1,
.bAspectRatioX = 0,
.bAspectRatioY = 0,
.bmInterlaceFlags = 0,
.bCopyProtect = 0
},
.frame = {
.bLength = sizeof(tusb_desc_video_frame_uncompressed_continuous_t),
.bDescriptorType = TUSB_DESC_CS_INTERFACE,
.bDescriptorSubType = VIDEO_CS_ITF_VS_FRAME_UNCOMPRESSED,
.bFrameIndex = 1, // 1-based index
.bmCapabilities = 0,
.wWidth = FRAME_WIDTH,
.wHeight = FRAME_HEIGHT,
.dwMinBitRate = FRAME_WIDTH * FRAME_HEIGHT * 16 * 1,
.dwMaxBitRate = FRAME_WIDTH * FRAME_HEIGHT * 16 * FRAME_RATE,
.dwMaxVideoFrameBufferSize = FRAME_WIDTH * FRAME_HEIGHT * 16 / 8,
.dwDefaultFrameInterval = 10000000 / FRAME_RATE,
.bFrameIntervalType = 0, // continuous
.dwFrameInterval = {
10000000 / FRAME_RATE, // min
10000000, // max
10000000 / FRAME_RATE // step
}
},
.color = {
.bLength = sizeof(tusb_desc_video_streaming_color_matching_t),
.bDescriptorType = TUSB_DESC_CS_INTERFACE,
.bDescriptorSubType = VIDEO_CS_ITF_VS_COLORFORMAT,
.bColorPrimaries = VIDEO_COLOR_PRIMARIES_BT709,
.bTransferCharacteristics = VIDEO_COLOR_XFER_CH_BT709,
.bMatrixCoefficients = VIDEO_COLOR_COEF_SMPTE170M
},
.ep = {
.bLength = sizeof(tusb_desc_endpoint_t),
.bDescriptorType = TUSB_DESC_ENDPOINT,
.bEndpointAddress = EPNUM_VIDEO_IN,
.bmAttributes = { .xfer = TUSB_XFER_BULK },
.wMaxPacketSize = CFG_TUD_VIDEO_STREAMING_BULK ? 64 : CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE,
.bInterval = 1
}
}
};
// Invoked when received GET CONFIGURATION DESCRIPTOR
// Application return pointer to descriptor
// Descriptor contents must exist long enough for transfer to complete
@ -174,7 +381,8 @@ uint8_t const* tud_descriptor_configuration_cb(uint8_t index) {
// Although we are highspeed, host may be fullspeed.
return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_hs_configuration : desc_fs_configuration;
#else
return desc_fs_configuration;
// return desc_fs_configuration;
return (uint8_t const*) &config_desc;
#endif
}
@ -182,23 +390,6 @@ uint8_t const* tud_descriptor_configuration_cb(uint8_t index) {
// String Descriptors
//--------------------------------------------------------------------+
// String Descriptor Index
enum {
STRID_LANGID = 0,
STRID_MANUFACTURER,
STRID_PRODUCT,
STRID_SERIAL,
};
// array of pointer to string descriptors
char const* string_desc_arr[] = {
(const char[]) {0x09, 0x04}, // 0: is supported language is English (0x0409)
"TinyUSB", // 1: Manufacturer
"TinyUSB Device", // 2: Product
NULL, // 3: Serials will use unique ID if possible
"TinyUSB UVC", // 4: UVC Interface
};
static uint16_t _desc_str[32 + 1];
// Invoked when received GET STRING DESCRIPTOR request

4
examples/device/video_capture/src/usb_descriptors.h
View File

@ -210,7 +210,7 @@ enum {
/* Video stream frame format */ \
TUD_VIDEO_DESC_CS_VS_FRM_UNCOMPR_CONT(/*bFrameIndex */1, 0, _width, _height, \
_width * _height * 16, _width * _height * 16 * _fps, \
_width * _height * 16, \
_width * _height * 16 / 8, \
(10000000/_fps), (10000000/_fps), (10000000/_fps)*_fps, (10000000/_fps)), \
TUD_VIDEO_DESC_CS_VS_COLOR_MATCHING(VIDEO_COLOR_PRIMARIES_BT709, VIDEO_COLOR_XFER_CH_BT709, VIDEO_COLOR_COEF_SMPTE170M), \
TUD_VIDEO_DESC_EP_BULK(_epin, _epsize, 1)
@ -223,7 +223,7 @@ enum {
TUD_VIDEO_DESC_CS_VC(0x0150, TUD_VIDEO_DESC_CAMERA_TERM_LEN + TUD_VIDEO_DESC_OUTPUT_TERM_LEN, UVC_CLOCK_FREQUENCY, ITF_NUM_VIDEO_STREAMING), \
/* Camera Terminal: ID, bAssocTerminal, iTerminal, focal min, max, length, bmControl */ \
TUD_VIDEO_DESC_CAMERA_TERM(UVC_ENTITY_CAP_INPUT_TERMINAL, 0, 0, 0, 0, 0, 0), \
TUD_VIDEO_DESC_OUTPUT_TERM(UVC_ENTITY_CAP_OUTPUT_TERMINAL, VIDEO_TT_STREAMING, 0, 1, 0), \
TUD_VIDEO_DESC_OUTPUT_TERM(UVC_ENTITY_CAP_OUTPUT_TERMINAL, VIDEO_TT_STREAMING, 0, UVC_ENTITY_CAP_INPUT_TERMINAL, 0), \
/* Video stream alt. 0 */ \
TUD_VIDEO_DESC_STD_VS(ITF_NUM_VIDEO_STREAMING, 0, 1, _stridx), \
/* Video stream header for without still image capture */ \

230
src/class/video/video.h
View File

@ -29,6 +29,10 @@
#include "common/tusb_common.h"
enum {
VIDEO_BCD_1_50 = 0x0150,
};
// Table 3-19 Color Matching Descriptor
typedef enum {
VIDEO_COLOR_PRIMARIES_UNDEFINED = 0x00,
@ -198,55 +202,98 @@ typedef enum {
} video_terminal_type_t;
//--------------------------------------------------------------------+
// Descriptors
// Video Control (VC) Descriptors
//--------------------------------------------------------------------+
/* 2.3.4.2 */
#define tusb_desc_video_control_header_nitf_t(_nitf) \
struct TU_ATTR_PACKED { \
uint8_t bLength; \
uint8_t bDescriptorType; \
uint8_t bDescriptorSubType; \
uint16_t bcdUVC; \
uint16_t wTotalLength; \
uint32_t dwClockFrequency; /* deprecated */ \
uint8_t bInCollection; \
uint8_t baInterfaceNr[_nitf]; \
}
typedef tusb_desc_video_control_header_nitf_t() tusb_desc_video_control_header_t;
typedef tusb_desc_video_control_header_nitf_t(1) tusb_desc_video_control_header_1itf_t;
typedef tusb_desc_video_control_header_nitf_t(2) tusb_desc_video_control_header_2itf_t;
typedef tusb_desc_video_control_header_nitf_t(3) tusb_desc_video_control_header_3itf_t;
typedef tusb_desc_video_control_header_nitf_t(4) tusb_desc_video_control_header_4itf_t;
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint16_t bcdUVC;
uint16_t wTotalLength;
uint32_t dwClockFrequency;
uint8_t bInCollection;
uint8_t baInterfaceNr[];
} tusb_desc_cs_video_ctl_itf_hdr_t;
uint8_t bTerminalID;
uint16_t wTerminalType;
uint8_t bAssocTerminal;
uint8_t iTerminal;
} tusb_desc_video_control_input_terminal_t;
TU_VERIFY_STATIC(sizeof(tusb_desc_video_control_input_terminal_t) == 8, "size is not correct");
/* 2.4.3.3 */
typedef struct TU_ATTR_PACKED {
uint8_t bHeaderLength;
union {
uint8_t bmHeaderInfo;
struct {
uint8_t FrameID: 1;
uint8_t EndOfFrame: 1;
uint8_t PresentationTime: 1;
uint8_t SourceClockReference: 1;
uint8_t PayloadSpecific: 1;
uint8_t StillImage: 1;
uint8_t Error: 1;
uint8_t EndOfHeader: 1;
};
};
} tusb_video_payload_header_t;
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bTerminalID;
uint16_t wTerminalType;
uint8_t bAssocTerminal;
uint8_t bSourceID;
uint8_t iTerminal;
} tusb_desc_video_control_output_terminal_t;
TU_VERIFY_STATIC(sizeof(tusb_desc_video_control_output_terminal_t) == 9, "size is not correct");
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bTerminalID;
uint16_t wTerminalType;
uint8_t bAssocTerminal;
uint8_t iTerminal;
uint16_t wObjectiveFocalLengthMin;
uint16_t wObjectiveFocalLengthMax;
uint16_t wOcularFocalLength;
uint8_t bControlSize;
uint8_t bmControls[3];
} tusb_desc_video_control_camera_terminal_t;
TU_VERIFY_STATIC(sizeof(tusb_desc_video_control_camera_terminal_t) == 18, "size is not correct");
//--------------------------------------------------------------------+
// Video Streaming (VS) Descriptors
//--------------------------------------------------------------------+
/* 3.9.2.1 */
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bNumFormats;
uint16_t wTotalLength;
uint8_t bEndpointAddress;
uint8_t bmInfo;
uint8_t bTerminalLink;
uint8_t bStillCaptureMethod;
uint8_t bTriggerSupport;
uint8_t bTriggerUsage;
uint8_t bControlSize;
uint8_t bmaControls[];
} tusb_desc_cs_video_stm_itf_in_hdr_t;
#define tusb_desc_video_streaming_input_header_nbyte_t(_nb) \
struct TU_ATTR_PACKED { \
uint8_t bLength; \
uint8_t bDescriptorType; \
uint8_t bDescriptorSubType; \
uint8_t bNumFormats; /* Number of video payload Format descriptors for this interface */ \
uint16_t wTotalLength; \
uint8_t bEndpointAddress; \
uint8_t bmInfo; /* Bit 0: dynamic format change supported */ \
uint8_t bTerminalLink; \
uint8_t bStillCaptureMethod; \
uint8_t bTriggerSupport; /* Hardware trigger supported */ \
uint8_t bTriggerUsage; \
uint8_t bControlSize; /* sizeof of each control item */ \
uint8_t bmaControls[_nb]; \
}
typedef tusb_desc_video_streaming_input_header_nbyte_t() tusb_desc_video_streaming_input_header_t;
typedef tusb_desc_video_streaming_input_header_nbyte_t(1) tusb_desc_video_streaming_input_header_1byte_t;
typedef tusb_desc_video_streaming_input_header_nbyte_t(2) tusb_desc_video_streaming_input_header_2byte_t;
typedef tusb_desc_video_streaming_input_header_nbyte_t(3) tusb_desc_video_streaming_input_header_3byte_t;
typedef tusb_desc_video_streaming_input_header_nbyte_t(4) tusb_desc_video_streaming_input_header_4byte_t;
/* 3.9.2.2 */
typedef struct TU_ATTR_PACKED {
@ -259,7 +306,7 @@ typedef struct TU_ATTR_PACKED {
uint8_t bTerminalLink;
uint8_t bControlSize;
uint8_t bmaControls[];
} tusb_desc_cs_video_stm_itf_out_hdr_t;
} tusb_desc_video_streaming_output_header_t;
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
@ -285,14 +332,33 @@ typedef struct TU_ATTR_PACKED {
uint8_t bmaControls[];
} output;
};
} tusb_desc_cs_video_stm_itf_hdr_t;
} tusb_desc_video_streaming_inout_header_t;
// 3.9.2.6 Color Matching Descriptor
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bColorPrimaries;
uint8_t bTransferCharacteristics;
uint8_t bMatrixCoefficients;
} tusb_desc_video_streaming_color_matching_t;
TU_VERIFY_STATIC(sizeof(tusb_desc_video_streaming_color_matching_t) == 6, "size is not correct");
//--------------------------------------------------------------------+
// Format and Frame Descriptor
// Note: bFormatIndex & bFrameIndex are 1-based index
//--------------------------------------------------------------------+
//------------- Uncompressed -------------//
// Uncompressed payload specs: 3.1.1 format descriptor
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bFormatIndex;
uint8_t bNumFrameDescriptors;
uint8_t bNumFrameDescriptors; // Number of frame descriptors for this format
uint8_t guidFormat[16];
uint8_t bBitsPerPixel;
uint8_t bDefaultFrameIndex;
@ -300,8 +366,39 @@ typedef struct TU_ATTR_PACKED {
uint8_t bAspectRatioY;
uint8_t bmInterlaceFlags;
uint8_t bCopyProtect;
} tusb_desc_cs_video_fmt_uncompressed_t;
} tusb_desc_video_format_uncompressed_t;
// Uncompressed payload specs: 3.1.2 frame descriptor
#define tusb_desc_video_frame_uncompressed_nint_t(_nint) \
struct TU_ATTR_PACKED { \
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 dwMaxVideoFrameBufferSize; /* deprecated in 1.5 */ \
uint32_t dwDefaultFrameInterval; \
uint8_t bFrameIntervalType; \
uint32_t dwFrameInterval[_nint]; \
}
typedef tusb_desc_video_frame_uncompressed_nint_t() tusb_desc_video_frame_uncompressed_t;
typedef tusb_desc_video_frame_uncompressed_nint_t(1) tusb_desc_video_frame_uncompressed_1int_t;
typedef tusb_desc_video_frame_uncompressed_nint_t(2) tusb_desc_video_frame_uncompressed_2int_t;
typedef tusb_desc_video_frame_uncompressed_nint_t(3) tusb_desc_video_frame_uncompressed_3int_t;
typedef tusb_desc_video_frame_uncompressed_nint_t(4) tusb_desc_video_frame_uncompressed_4int_t;
// continuous = 3 intervals: min, max, step
typedef tusb_desc_video_frame_uncompressed_3int_t tusb_desc_video_frame_uncompressed_continuous_t;
TU_VERIFY_STATIC(sizeof(tusb_desc_video_frame_uncompressed_continuous_t) == 38, "size is not correct");
//------------- MJPEG -------------//
// MJPEG payload specs: 3.1.1 formatt descriptor
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
uint8_t bDescriptorType;
@ -314,8 +411,12 @@ typedef struct TU_ATTR_PACKED {
uint8_t bAspectRatioY;
uint8_t bmInterlaceFlags;
uint8_t bCopyProtect;
} tusb_desc_cs_video_fmt_mjpeg_t;
} tusb_desc_video_format_mjpeg_t;
// MJPEG payload specs: 3.1.2 frame descriptor (same as uncompressed)
typedef tusb_desc_video_frame_uncompressed_t tusb_desc_video_frame_mjpeg_t;
// DV payload specs: 3.1.1
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
uint8_t bDescriptorType;
@ -323,8 +424,9 @@ typedef struct TU_ATTR_PACKED {
uint8_t bFormatIndex;
uint32_t dwMaxVideoFrameBufferSize; /* deprecated */
uint8_t bFormatType;
} tusb_desc_cs_video_fmt_dv_t;
} tusb_desc_video_format_dv_t;
// Frame Based payload specs: 3.1.1
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
uint8_t bDescriptorType;
@ -339,25 +441,7 @@ typedef struct TU_ATTR_PACKED {
uint8_t bmInterlaceFlags;
uint8_t bCopyProtect;
uint8_t bVaribaleSize;
} tusb_desc_cs_video_fmt_frame_based_t;
typedef struct TU_ATTR_PACKED {
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 dwMaxVideoFrameBufferSize; /* deprecated */
uint32_t dwDefaultFrameInterval;
uint8_t bFrameIntervalType;
uint32_t dwFrameInterval[];
} tusb_desc_cs_video_frm_uncompressed_t;
typedef tusb_desc_cs_video_frm_uncompressed_t tusb_desc_cs_video_frm_mjpeg_t;
} tusb_desc_video_format_framebased_t;
typedef struct TU_ATTR_PACKED {
uint8_t bLength;
@ -373,12 +457,30 @@ typedef struct TU_ATTR_PACKED {
uint8_t bFrameIntervalType;
uint32_t dwBytesPerLine;
uint32_t dwFrameInterval[];
} tusb_desc_cs_video_frm_frame_based_t;
} tusb_desc_video_frame_framebased_t;
//--------------------------------------------------------------------+
// Requests
//--------------------------------------------------------------------+
/* 2.4.3.3 */
typedef struct TU_ATTR_PACKED {
uint8_t bHeaderLength;
union {
uint8_t bmHeaderInfo;
struct {
uint8_t FrameID: 1;
uint8_t EndOfFrame: 1;
uint8_t PresentationTime: 1;
uint8_t SourceClockReference: 1;
uint8_t PayloadSpecific: 1;
uint8_t StillImage: 1;
uint8_t Error: 1;
uint8_t EndOfHeader: 1;
};
};
} tusb_video_payload_header_t;
/* 4.3.1.1 */
typedef struct TU_ATTR_PACKED {
union {

20
src/class/video/video_device.c
View File

@ -50,17 +50,17 @@
typedef struct {
tusb_desc_interface_t std;
tusb_desc_cs_video_ctl_itf_hdr_t ctl;
tusb_desc_video_control_header_t ctl;
} tusb_desc_vc_itf_t;
typedef struct {
tusb_desc_interface_t std;
tusb_desc_cs_video_stm_itf_hdr_t stm;
tusb_desc_video_streaming_inout_header_t stm;
} tusb_desc_vs_itf_t;
typedef union {
tusb_desc_cs_video_ctl_itf_hdr_t ctl;
tusb_desc_cs_video_stm_itf_hdr_t stm;
tusb_desc_video_control_header_t ctl;
tusb_desc_video_streaming_inout_header_t stm;
} tusb_desc_video_itf_hdr_t;
typedef struct TU_ATTR_PACKED {
@ -78,9 +78,9 @@ typedef union {
uint8_t bFormatIndex;
uint8_t bNumFrameDescriptors;
};
tusb_desc_cs_video_fmt_uncompressed_t uncompressed;
tusb_desc_cs_video_fmt_mjpeg_t mjpeg;
tusb_desc_cs_video_fmt_frame_based_t frame_based;
tusb_desc_video_format_uncompressed_t uncompressed;
tusb_desc_video_format_mjpeg_t mjpeg;
tusb_desc_video_format_framebased_t frame_based;
} tusb_desc_cs_video_fmt_t;
typedef union {
@ -93,9 +93,9 @@ typedef union {
uint16_t wWidth;
uint16_t wHeight;
};
tusb_desc_cs_video_frm_uncompressed_t uncompressed;
tusb_desc_cs_video_frm_mjpeg_t mjpeg;
tusb_desc_cs_video_frm_frame_based_t frame_based;
tusb_desc_video_frame_uncompressed_t uncompressed;
tusb_desc_video_frame_mjpeg_t mjpeg;
tusb_desc_video_frame_framebased_t frame_based;
} tusb_desc_cs_video_frm_t;
/* video streaming interface */

3
src/common/tusb_types.h
View File

@ -399,6 +399,8 @@ typedef struct TU_ATTR_PACKED {
uint8_t iFunction ; ///< Index of the string descriptor describing the interface association.
} tusb_desc_interface_assoc_t;
TU_VERIFY_STATIC( sizeof(tusb_desc_interface_assoc_t) == 8, "size is not correct");
// USB String Descriptor
typedef struct TU_ATTR_PACKED {
uint8_t bLength ; ///< Size of this descriptor in bytes
@ -469,7 +471,6 @@ typedef struct TU_ATTR_PACKED {
TU_VERIFY_STATIC( sizeof(tusb_control_request_t) == 8, "size is not correct");
TU_ATTR_PACKED_END // End of all packed definitions
TU_ATTR_BIT_FIELD_ORDER_END