+++ /dev/null
-/*********************************************************************
- *********************************************************************/
-/*********************************************************************
- * changed to using LogCat than stderr when compiling for Android
- * Copyright (C) 2014 saki@serenegiant All rights reserved.
- *********************************************************************/
-/*********************************************************************
- * Software License Agreement (BSD License)
- *
- * Copyright (C) 2010-2012 Ken Tossell
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- * * Neither the name of the author nor other contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *********************************************************************/
-/**
- * @defgroup diag Diagnostics
- * @brief Interpretation of devices, error codes and negotiated stream parameters
- */
-
-#include "libuvc/libuvc.h"
-#include "libuvc/libuvc_internal.h"
-
-/** @internal */
-typedef struct _uvc_error_msg {
- uvc_error_t err;
- const char *msg;
-} _uvc_error_msg_t;
-
-static const _uvc_error_msg_t uvc_error_msgs[] = {
- { UVC_SUCCESS, "Success" },
- { UVC_ERROR_IO, "I/O error" },
- { UVC_ERROR_INVALID_PARAM, "Invalid parameter" },
- { UVC_ERROR_ACCESS, "Access denied" },
- { UVC_ERROR_NO_DEVICE, "No such device" },
- { UVC_ERROR_NOT_FOUND, "Not found" },
- { UVC_ERROR_BUSY, "Busy" },
- { UVC_ERROR_TIMEOUT, "Timeout" },
- { UVC_ERROR_OVERFLOW, "Overflow" },
- { UVC_ERROR_PIPE, "Pipe" },
- { UVC_ERROR_INTERRUPTED, "Interrupted" },
- { UVC_ERROR_NO_MEM, "Out of memory" },
- { UVC_ERROR_NOT_SUPPORTED, "Not supported" },
- { UVC_ERROR_INVALID_DEVICE, "Invalid device" },
- { UVC_ERROR_INVALID_MODE, "Invalid mode" },
- { UVC_ERROR_CALLBACK_EXISTS, "Callback exists" }
-};
-
-#ifdef __ANDROID__
-#define FPRINTF(stream, ...) MARK(__VA_ARGS__); usleep(1000);
-#define FPRINTF_ERR(stream, ...) LOGW(__VA_ARGS__)
-#else
-#define FPRINTF(stream, ...) fprintf(stream, __VA_ARGS__)
-#define FPRINTF_ERR(stream, ...) fprintf(stream, __VA_ARGS__)
-#endif
-/** @brief Print a message explaining an error in the UVC driver
- * @ingroup diag
- *
- * @param err UVC error code
- * @param msg Optional custom message, prepended to output
- */
-void uvc_perror(uvc_error_t err, const char *msg) {
- if (msg && *msg) {
- FPRINTF_ERR(stderr, "%s:%s (%d)\n", msg, uvc_strerror(err), err);
- } else {
- FPRINTF_ERR(stderr, "%s (%d)\n", uvc_strerror(err), err);
- }
-/*
- if (msg && *msg) {
- fputs(msg, stderr);
- fputs(": ", stderr);
- }
-
- FPRINTF(stderr, "%s (%d)\n", uvc_strerror(err), err);
-*/
-}
-
-/** @brief Return a string explaining an error in the UVC driver
- * @ingroup diag
- *
- * @param err UVC error code
- * @return error message
- */
-const char* uvc_strerror(uvc_error_t err) {
- size_t idx;
-
- for (idx = 0; idx < sizeof(uvc_error_msgs) / sizeof(*uvc_error_msgs);
- ++idx) {
- if (uvc_error_msgs[idx].err == err) {
- return uvc_error_msgs[idx].msg;
- }
- }
-
- return "Unknown error";
-}
-
-/** @brief Print the values in a stream control block
- * @ingroup diag
- *
- * @param devh UVC device
- * @param stream Output stream (stderr if NULL)
- */
-void uvc_print_stream_ctrl(uvc_stream_ctrl_t *ctrl, FILE *stream) {
- if (stream == NULL)
- stream = stderr;
-
- FPRINTF(stream, "bmHint: %04x\n", ctrl->bmHint);
- FPRINTF(stream, "bFormatIndex: %d\n", ctrl->bFormatIndex);
- FPRINTF(stream, "bFrameIndex: %d\n", ctrl->bFrameIndex);
- FPRINTF(stream, "dwFrameInterval: %u\n", ctrl->dwFrameInterval);
- FPRINTF(stream, "wKeyFrameRate: %d\n", ctrl->wKeyFrameRate);
- FPRINTF(stream, "wPFrameRate: %d\n", ctrl->wPFrameRate);
- FPRINTF(stream, "wCompQuality: %d\n", ctrl->wCompQuality);
- FPRINTF(stream, "wCompWindowSize: %d\n", ctrl->wCompWindowSize);
- FPRINTF(stream, "wDelay: %d\n", ctrl->wDelay);
- FPRINTF(stream, "dwMaxVideoFrameSize: %u\n", ctrl->dwMaxVideoFrameSize);
- FPRINTF(stream, "dwMaxPayloadTransferSize: %u\n", ctrl->dwMaxPayloadTransferSize);
- FPRINTF(stream, "bInterfaceNumber: %d\n", ctrl->bInterfaceNumber);
-//
- /** add UVC 1.1 parameters */
- FPRINTF(stream, "dwClockFrequency: %d\n", ctrl->dwClockFrequency);
- FPRINTF(stream, "bmFramingInfo: %d\n", ctrl->bmFramingInfo);
- FPRINTF(stream, "bPreferedVersion: %d\n", ctrl->bPreferedVersion);
- FPRINTF(stream, "bMinVersion: %d\n", ctrl->bMinVersion);
- FPRINTF(stream, "bMaxVersion: %d\n", ctrl->bMaxVersion);
- /** add UVC 1.5 parameters */
- FPRINTF(stream, "bUsage: %d\n", ctrl->bUsage);
- FPRINTF(stream, "bBitDepthLuma: %d\n", ctrl->bBitDepthLuma);
- FPRINTF(stream, "bmSettings: %d\n", ctrl->bmSettings);
- FPRINTF(stream, "bMaxNumberOfRefFramesPlus1: %d\n", ctrl->bMaxNumberOfRefFramesPlus1);
- FPRINTF(stream, "bmRateControlModes: %d\n", ctrl->bmRateControlModes);
-#if !defined(__LP64__)
- FPRINTF(stream, "bmLayoutPerStream: %llx\n", ctrl->bmLayoutPerStream);
-#else
- FPRINTF(stream, "bmLayoutPerStream: %lx\n", ctrl->bmLayoutPerStream);
-#endif
-}
-
-static const char *_uvc_name_for_desc_type(const uint8_t type) {
- switch (type) {
- case LIBUSB_DT_DEVICE: // 0x01,
- return "Device Descriptor(0x01)";
- case LIBUSB_DT_CONFIG: // 0x02,
- return "Config Descriptor(0x02)";
- case LIBUSB_DT_STRING: // 0x03,
- return "String Descriptor(0x03)";
- case LIBUSB_DT_INTERFACE: // 0x04,
- return "Interface Descriptor(0x04)";
- case LIBUSB_DT_ENDPOINT: // 0x05,
- return "Endpoint Descriptor(0x05)";
- case LIBUSB_DT_DEVICE_QUALIFIER: // 0x06, // deprecated on USB3.0
- return "Qualifier Descriptor(0x06)";
- case LIBUSB_DT_OTHER_SPEED_CONFIGURATION: // 0x07, // deprecated on USB3.0
- return "Other speed Config Descriptor(0x07)";
- case LIBUSB_DT_INTERFACE_POWER: // 0x08,
- return "Power interface Descriptor(0x08)";
- case LIBUSB_DT_OTG: // 0x09,
- return "OTG Interface Descriptor(0x09)";
- case LIBUSB_DT_DEBUG: // 0x0a,
- return "Debug Descriptor(0x0a)";
- case LIBUSB_DT_ASSOCIATION: // 0x0b,
- return "Association Descriptor(0x0b)";
- case LIBUSB_DT_BOS: // 0x0f,
- return "BOS Descriptor(0x0f)";
- case LIBUSB_DT_DEVICE_CAPABILITY: // 0x10,
- return "Device capability Descriptor(0x10)";
-// Class specified descriptors
- case LIBUSB_DT_HID: // 0x21,
- return "CS:HID Descriptor(0x21)";
- case LIBUSB_DT_HID_REPORT: // 0x22,
- return "CS:HID Report Descriptor(0x22)";
- case LIBUSB_DT_HID_PHYSICAL: // 0x23,
- return "CS:HID Pysical Descriptor(0x23)";
- case LIBUSB_DT_CS_INTERFACE: // 0x24,
- return "CS:Interface Descriptor(0x24)";
- case LIBUSB_DT_CS_ENDPOINT: // 0x25,
- return "CS:Endpoint Descriptor(0x25)";
- case LIBUSB_DT_HUB: // 0x29,
- return "CS:Hub Descriptor(0x29)";
- case LIBUSB_DT_SUPERSPEED_HUB: // 0x2a,
- return "CS:Superspeed Hub Descriptor(0x2a)";
- case LIBUSB_DT_SS_ENDPOINT_COMPANION: // 0x30 // defined on USB 3.0
- return "CS:Superspeed Endpoint Companion Descriptor(0x30)";
- default:
- return "Unknown descriptor";
- }
-}
-
-static const char *_uvc_name_for_class(const uint8_t clazz) {
- switch (clazz) {
- case LIBUSB_CLASS_AUDIO: // 1, /** Audio class */
- return "Audio";
- case LIBUSB_CLASS_COMM: // 2, /** Communications class */
- return "Comm";
- case LIBUSB_CLASS_HID: // 3, /** Human Interface Device class */
- return "HID";
- case LIBUSB_CLASS_PHYSICAL: // 5, /** Physical */
- return "Physical";
- case LIBUSB_CLASS_IMAGE: // 6, /** Image class */
- return "Image";
- case LIBUSB_CLASS_PRINTER: // 7, /** Printer class */
- return "Printer";
- case LIBUSB_CLASS_MASS_STORAGE: // 8, /** Mass storage class */
- return "Mass storage";
- case LIBUSB_CLASS_HUB: // 9, /** Hub class */
- return "Hub";
- case LIBUSB_CLASS_DATA: // 0x0a, /** Data class */
- return "Data";
- case LIBUSB_CLASS_SMART_CARD: // 0x0b, /** Smart Card */
- return "Smart card";
- case LIBUSB_CLASS_CONTENT_SECURITY: // 0x0d, /** Content Security */
- return "Security";
- case LIBUSB_CLASS_VIDEO: // 0x0e, /** Video */
- return "Video";
- case LIBUSB_CLASS_PERSONAL_HEALTHCARE: // 0x0f, /** Personal Healthcare */
- return "Helthcare";
- case LIBUSB_CLASS_DIAGNOSTIC_DEVICE: // 0xdc, /** Diagnostic Device */
- return "Diag";
- case LIBUSB_CLASS_WIRELESS: // 0xe0, /** Wireless class */
- return "Wireless";
- case LIBUSB_CLASS_APPLICATION: // 0xfe, /** Application class */
- return "App";
- case LIBUSB_CLASS_VENDOR_SPEC: // 0xff /** Class is vendor-specific */
- return "Vender specific";
- default:
- return "Unknown";
- }
-}
-
-static const char *_uvc_name_for_subtype(const uint8_t subtype) {
- switch (subtype) {
- case UVC_VS_UNDEFINED: // 0x00,
- return "Undefined(0x00)";
- case UVC_VS_INPUT_HEADER: // 0x01,
- return "Header(Input,0x01)";
- case UVC_VS_OUTPUT_HEADER: // 0x02,
- return "Header(Output,0x02)";
- case UVC_VS_STILL_IMAGE_FRAME: // 0x03,
- return "Frame(StillImage,0x03)";
- case UVC_VS_FORMAT_UNCOMPRESSED: // 0x04,
- return "Format(Uncompressed,0x04)";
- case UVC_VS_FRAME_UNCOMPRESSED: // 0x05,
- return "Frame(Uncompressed,0x05)";
- case UVC_VS_FORMAT_MJPEG: // 0x06,
- return "Format(MJPEG,0x06)";
- case UVC_VS_FRAME_MJPEG: // 0x07,
- return "Frame(MJPEG,0x07)";
- case UVC_VS_FORMAT_MPEG2TS: // 0x0a,
- return "Format(MPEG2TS,0x0a)";
- case UVC_VS_FORMAT_DV: // 0x0c,
- return "Format(DV,0x0c)";
- case UVC_VS_COLORFORMAT: // 0x0d,
- return "ColorFormat(0x0d)";
- case UVC_VS_FORMAT_FRAME_BASED: // 0x10,
- return "Format(FRAME_BASED,0x10)";
- case UVC_VS_FRAME_FRAME_BASED: // 0x11,
- return "Frame(FRAME_BASED,0x10)";
- case UVC_VS_FORMAT_STREAM_BASED: // 0x12
- return "Format(STREAM_BASED,0x10)";
- default:
- return "Unknown";
- }
-}
-
-/** @brief Print camera capabilities and configuration.
- * @ingroup diag
- *
- * @param devh UVC device
- * @param stream Output stream (stderr if NULL)
- */
-void uvc_print_diag(uvc_device_handle_t *devh, FILE *stream) {
- UVC_ENTER();
-
- if (stream == NULL)
- stream = stderr;
-
- if (devh->info->ctrl_if.bcdUVC) {
- uvc_streaming_interface_t *stream_if;
- int stream_idx = 0;
-
- uvc_device_descriptor_t *desc;
- uvc_get_device_descriptor(devh->dev, &desc);
-
- FPRINTF(stream, "DEVICE CONFIGURATION (%04x:%04x/%s) ---\n",
- desc->idVendor, desc->idProduct,
- desc->serialNumber ? desc->serialNumber : "[none]");
-
- uvc_free_device_descriptor(desc);
-
- FPRINTF(stream, "Status: %s\n", devh->streams ? "streaming" : "idle");
-
- FPRINTF(stream, "VideoControl:\n"
- "\tbcdUVC: 0x%04x\n", devh->info->ctrl_if.bcdUVC);
-
- DL_FOREACH(devh->info->stream_ifs, stream_if)
- {
- uvc_format_desc_t *fmt_desc;
-
- ++stream_idx;
-
- FPRINTF(stream,
- "VideoStreaming(%d):\n"
- "\tbEndpointAddress: %d\n\tFormats:\n",
- stream_idx, stream_if->bEndpointAddress);
- uvc_print_format_desc(stream_if->format_descs, stream);
- }
-
- FPRINTF(stream, "END DEVICE CONFIGURATION\n");
- } else {
- FPRINTF(stream, "uvc_print_diag: Device not configured!\n");
- }
- UVC_EXIT_VOID();
-}
-
-void uvc_print_format_desc_one(uvc_format_desc_t *format_desc, FILE *stream) {
-
- uvc_frame_desc_t *frame_desc;
- int i;
-
- switch (format_desc->bDescriptorSubtype) {
- case UVC_VS_FORMAT_UNCOMPRESSED:
- case UVC_VS_FORMAT_MJPEG:
- FPRINTF(stream, "\t\tFormatDescriptor(bFormatIndex=%d)", format_desc->bFormatIndex);
- FPRINTF(stream, "\t\t bDescriptorSubtype: %s",
- _uvc_name_for_subtype(format_desc->bDescriptorSubtype));
- FPRINTF(stream, "\t\t bits per pixel: %d", format_desc->bBitsPerPixel);
- FPRINTF(stream,
- "\t\t GUID:%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
- format_desc->guidFormat[0], format_desc->guidFormat[1],
- format_desc->guidFormat[2], format_desc->guidFormat[3],
- format_desc->guidFormat[4], format_desc->guidFormat[5],
- format_desc->guidFormat[6], format_desc->guidFormat[7],
- format_desc->guidFormat[8], format_desc->guidFormat[9],
- format_desc->guidFormat[10], format_desc->guidFormat[11],
- format_desc->guidFormat[12], format_desc->guidFormat[13],
- format_desc->guidFormat[14], format_desc->guidFormat[15]);
-
- FPRINTF(stream, "\t\t bDefaultFrameIndex: %d", format_desc->bDefaultFrameIndex);
- FPRINTF(stream, "\t\t bAspectRatio(x,y): %dx%d", format_desc->bAspectRatioX, format_desc->bAspectRatioY);
- FPRINTF(stream, "\t\t bmInterlaceFlags: 0x%02x", format_desc->bmInterlaceFlags);
- FPRINTF(stream, "\t\t bCopyProtect: 0x%02x", format_desc->bCopyProtect);
-
- DL_FOREACH(format_desc->frame_descs, frame_desc)
- {
- uint32_t *interval_ptr;
-
- FPRINTF(stream, "\t\t\tFrameDescriptor(bFrameIndex=%d)", frame_desc->bFrameIndex);
- FPRINTF(stream, "\t\t\t bDescriptorSubtype: %s", _uvc_name_for_subtype(frame_desc->bDescriptorSubtype));
- FPRINTF(stream, "\t\t\t bmCapabilities: 0x%02x", frame_desc->bmCapabilities);
- FPRINTF(stream, "\t\t\t size(w,h):(%d,%d)", frame_desc->wWidth, frame_desc->wHeight);
- FPRINTF(stream, "\t\t\t bit rate(min,max): (%d,%d)", frame_desc->dwMinBitRate, frame_desc->dwMaxBitRate);
- FPRINTF(stream, "\t\t\t dwMaxVideoFrameBufferSize: %d", frame_desc->dwMaxVideoFrameBufferSize);
- FPRINTF(stream, "\t\t\t dwDefaultFrameInterval: 1/%d", 10000000 / frame_desc->dwDefaultFrameInterval);
- if (frame_desc->intervals) {
- for (interval_ptr = frame_desc->intervals;
- *interval_ptr; ++interval_ptr) {
- FPRINTF(stream, "\t\t\t interval[%d]: 1/%d",
- (int ) (interval_ptr - frame_desc->intervals),
- 10000000 / *interval_ptr);
- }
- } else {
- FPRINTF(stream, "\t\t\t min interval[%d] = 1/%d",
- frame_desc->dwMinFrameInterval,
- 10000000 / frame_desc->dwMinFrameInterval);
- FPRINTF(stream, "\t\t\t max interval[%d] = 1/%d",
- frame_desc->dwMaxFrameInterval,
- 10000000 / frame_desc->dwMaxFrameInterval);
- if (frame_desc->dwFrameIntervalStep)
- FPRINTF(stream, "\t\t\t interval step[%d] = 1/%d",
- frame_desc->dwFrameIntervalStep,
- 10000000 / frame_desc->dwFrameIntervalStep);
- }
- }
- break;
- default:
- FPRINTF(stream, "\t-UnknownFormat:0x%2d", format_desc->bDescriptorSubtype);
- }
-}
-
-void uvc_print_format_desc(uvc_format_desc_t *format_descriptors, FILE *stream) {
- ENTER();
-
- if (stream == NULL)
- stream = stderr;
-
- uvc_format_desc_t *fmt_desc;
- MARK("FORMAT DESCRIPTOR");
- DL_FOREACH(format_descriptors, fmt_desc)
- {
- uvc_print_format_desc_one(fmt_desc, stream);
- }
- MARK("END FORMAT DESCRIPTOR");
-
- EXIT();
-}
-
-void uvc_print_device_desc(uvc_device_handle_t *devh, FILE *stream) {
- ENTER();
-
- if (stream == NULL)
- stream = stderr;
-
- struct libusb_device_descriptor usb_desc;
- uvc_error_t ret;
-
- ret = libusb_get_device_descriptor(devh->dev->usb_dev, &usb_desc);
-
- if (UNLIKELY(ret != UVC_SUCCESS)) {
- LOGE("failed libusb_get_device_descriptor");
- EXIT();
- }
-
- FPRINTF(stream, "DEVICE DESCRIPTOR (%04x:%04x)", usb_desc.idVendor, usb_desc.idProduct);
- FPRINTF(stream, "\t bLength:%d", usb_desc.bLength);
- FPRINTF(stream, "\t bDescriptorType: %s", _uvc_name_for_desc_type(usb_desc.bDescriptorType));
- FPRINTF(stream, "\t bcdUSB:0x%04x", usb_desc.bcdUSB);
- FPRINTF(stream, "\t bDeviceClass: %s(0x%02x)", _uvc_name_for_class(usb_desc.bDeviceClass), usb_desc.bDeviceClass);
- FPRINTF(stream, "\t bDeviceSubClass:0x%02x", usb_desc.bDeviceSubClass);
- FPRINTF(stream, "\t bDeviceProtocol:0x%02x", usb_desc.bDeviceProtocol);
- FPRINTF(stream, "\t bMaxPacketSize0:%d", usb_desc.bMaxPacketSize0);
- FPRINTF(stream, "\t idVendor:0x%04x", usb_desc.idVendor);
- FPRINTF(stream, "\t idProduct:0x%04x", usb_desc.idProduct);
- FPRINTF(stream, "\t bcdDevice:0x%04x", usb_desc.bcdDevice);
- FPRINTF(stream, "\t iManufacturer:%d", usb_desc.iManufacturer);
- FPRINTF(stream, "\t iProduct:%d", usb_desc.iProduct);
- FPRINTF(stream, "\t iSerialNumber:%d", usb_desc.iSerialNumber);
- FPRINTF(stream, "\t bNumConfigurations:%d", usb_desc.bNumConfigurations);
-
- EXIT();
-}
-
-void uvc_print_endpoint_desc(
- const struct libusb_endpoint_descriptor *endpoint, const int num_endpoint,
- const char *prefix, FILE *stream) {
-
-// ENTER();
-
- if (stream == NULL)
- stream = stderr;
-
- int ep_ix;
- const struct libusb_endpoint_descriptor *ep;
-
- for (ep_ix = 0; ep_ix < num_endpoint; ep_ix++) {
- ep = endpoint + ep_ix;
- FPRINTF(stream, "%s endpoint(%d)", prefix, ep_ix);
- if LIKELY(ep) {
- FPRINTF(stream, "%s\t bLength:%d", prefix, ep->bLength);
- FPRINTF(stream, "%s\t bDescriptorType: %s", prefix, _uvc_name_for_desc_type(ep->bDescriptorType));
- FPRINTF(stream, "%s\t bEndpointAddress:0x%02x", prefix, ep->bEndpointAddress);
- FPRINTF(stream, "%s\t bmAttributes:0x%02x", prefix, ep->bmAttributes);
- FPRINTF(stream, "%s\t wMaxPacketSize:%d", prefix, ep->wMaxPacketSize);
- FPRINTF(stream, "%s\t bInterval:%d", prefix, ep->bInterval);
- FPRINTF(stream, "%s\t bRefresh(audio):%d", prefix, ep->bRefresh);
- FPRINTF(stream, "%s\t bSynchAddress(audio):%d", prefix, ep->bSynchAddress);
- FPRINTF(stream, "%s\t extra_length:%d", prefix, ep->extra_length);
- }
- }
-// EXIT();
-}
-
-void uvc_print_interface_desc(
- const struct libusb_interface *interface, const int num_interface,
- const char *prefix, FILE *stream) {
-
-// ENTER();
-
- if (stream == NULL)
- stream = stderr;
-
- const struct libusb_interface *usb_if;
- const struct libusb_interface_descriptor *altsetting;
- int if_ix, alt_ix;
- char pre[64];
- sprintf(pre, "%s\t\t", prefix);
- for (if_ix = 0; if_ix < num_interface; if_ix++) {
- usb_if = interface + if_ix;
- if LIKELY(usb_if) {
- FPRINTF(stream, "%s interface(%d)", prefix, if_ix);
- for (alt_ix = 0; alt_ix < usb_if->num_altsetting; alt_ix++) {
- altsetting = usb_if->altsetting + alt_ix;
- if LIKELY(altsetting) {
- FPRINTF(stream, "%s\t altsetting:%d", prefix, alt_ix);
- FPRINTF(stream, "%s\t\t bLength:%d", prefix, altsetting->bLength);
- FPRINTF(stream, "%s\t\t bDescriptorType: %s", prefix, _uvc_name_for_desc_type(altsetting->bDescriptorType));
- FPRINTF(stream, "%s\t\t bInterfaceNumber:%d", prefix, altsetting->bInterfaceNumber);
- FPRINTF(stream, "%s\t\t bAlternateSetting:%d", prefix, altsetting->bAlternateSetting);
- FPRINTF(stream, "%s\t\t bNumEndpoints:%d", prefix, altsetting->bNumEndpoints);
- FPRINTF(stream, "%s\t\t bInterfaceClass: %s(0x%02x)", prefix, _uvc_name_for_class(altsetting->bInterfaceClass), altsetting->bInterfaceClass);
- FPRINTF(stream, "%s\t\t bInterfaceSubClass:0x%02x", prefix, altsetting->bInterfaceSubClass);
- FPRINTF(stream, "%s\t\t bInterfaceProtocol:0x%02x", prefix, altsetting->bInterfaceProtocol);
- FPRINTF(stream, "%s\t\t iInterface:%d", prefix, altsetting->iInterface);
- FPRINTF(stream, "%s\t\t extra_length:%d", prefix, altsetting->extra_length);
- if (altsetting->bNumEndpoints)
- uvc_print_endpoint_desc(altsetting->endpoint, altsetting->bNumEndpoints, pre, stream);
- }
- }
- }
- }
-
-// EXIT();
-}
-
-void uvc_print_configuration_desc(uvc_device_handle_t *devh, FILE *stream) {
- ENTER();
-
- if (stream == NULL)
- stream = stderr;
-
- int ret;
- libusb_device_handle *usb_devh = uvc_get_libusb_handle(devh);
- libusb_device *usb_dev = devh->dev->usb_dev;
- struct libusb_config_descriptor *config_desc;
- int config;
-
- FPRINTF(stream, "CONFIGURATION DESCRIPTOR");
- ret = libusb_get_configuration(usb_devh, &config);
- if (!ret) {
- FPRINTF(stream, "\t current=%d", config);
- if LIKELY(config >= 0) {
- ret = libusb_get_active_config_descriptor(usb_dev, &config_desc);
- if LIKELY(!ret) {
- FPRINTF(stream, "\t\t bLength:%d", config_desc->bLength);
- FPRINTF(stream, "\t\t bDescriptorType: %s", _uvc_name_for_desc_type(config_desc->bDescriptorType));
- FPRINTF(stream, "\t\t wTotalLength:%d", config_desc->wTotalLength);
- FPRINTF(stream, "\t\t bNumInterfaces:%d", config_desc->bNumInterfaces);
- FPRINTF(stream, "\t\t bConfigurationValue:%d", config_desc->bConfigurationValue);
- FPRINTF(stream, "\t\t iConfiguration:%d", config_desc->iConfiguration);
- FPRINTF(stream, "\t\t bmAttributes:0x%02x", config_desc->bmAttributes);
- FPRINTF(stream, "\t\t MaxPower:%d x2[mA]", config_desc->MaxPower);
- FPRINTF(stream, "\t\t extra_length:%d", config_desc->extra_length);
- if (config_desc->wTotalLength && config_desc->bNumInterfaces)
- uvc_print_interface_desc(config_desc->interface, config_desc->bNumInterfaces, "\t\t", stream);
- libusb_free_config_descriptor(config_desc);
- }
- }
- }
-
- EXIT();
-}
projects / rtmpclient.git / blobdiff