From owner-freebsd-users-jp@FreeBSD.ORG Tue Sep 9 13:39:56 2014 Return-Path: Delivered-To: freebsd-users-jp@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 8A0EF89D for ; Tue, 9 Sep 2014 13:39:56 +0000 (UTC) Received: from msgw002-02.ocn.ad.jp (msgw002-02.ocn.ad.jp [180.37.203.77]) by mx1.freebsd.org (Postfix) with ESMTP id EB797C16 for ; Tue, 9 Sep 2014 13:39:55 +0000 (UTC) Received: from localhost (p8148-ipngn100303sizuokaden.shizuoka.ocn.ne.jp [180.4.39.148]) by msgw002-02.ocn.ad.jp (Postfix) with ESMTP id 433001F7096; Tue, 9 Sep 2014 22:39:54 +0900 (JST) Date: Tue, 09 Sep 2014 22:39:52 +0900 (JST) Message-Id: <20140909.223952.345652369461779432.toshi@ruby.ocn.ne.jp> To: hiroo.ono+freebsd@gmail.com From: SAITOU Toshihide In-Reply-To: <20140909.200550.1315917916182598029.toshi@ruby.ocn.ne.jp> References: <20140909.200550.1315917916182598029.toshi@ruby.ocn.ne.jp> X-GPG-fingerprint: 34B3 0B6A 8520 F5B0 EBC7 69F6 C055 9F8A 0D49 F8FC X-Mailer: Mew version 6.6 on Emacs 24.3 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Multipart/Mixed; boundary="--Next_Part(Tue_Sep__9_22_39_52_2014_517)--" Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Tue, 09 Sep 2014 13:43:58 +0000 Cc: freebsd-users-jp@freebsd.org Subject: [FreeBSD-users-jp 95276] Re: =?iso-2022-jp?b?GyRCRjAyaCROJS0lYyVXJUElYxsoQg==?= X-BeenThere: freebsd-users-jp@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussion relevant to FreeBSD communities in Japan List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 09 Sep 2014 13:39:56 -0000 ----Next_Part(Tue_Sep__9_22_39_52_2014_517)-- Content-Type: Text/Plain; charset=iso-2022-jp Content-Transfer-Encoding: 7bit In message: <20140909.200550.1315917916182598029.toshi@ruby.ocn.ne.jp> SAITOU Toshihide writes: > > 添付ファイルは UVC の Uncompressed な形式の画像を出力します． > 以下コマンドに渡して再生できていたと思います． すみません．添付ファイルの差し替えと不足のファイルを添付しま した．Mac と 6 月ころの FreeBSD 11.0-Current で試して動いて るみたいいです． 齊藤 ----Next_Part(Tue_Sep__9_22_39_52_2014_517)-- Content-Type: Text/Plain; charset=iso-2022-jp Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="ex41.c" /* * Copyright (c) 2012-2014 SAITOU Toshihide * All rights reserved. * * A sample program for LibUSB isochronous transfer using UVC cam. * * * Compiling and Running * * (Mac OS) * * $ cc -Wall -I/opt/local/include/libusb-1.0 -L/opt/local/lib -lusb-1.0 * -o ex41 ex41.c * * (FreeBSD) * * $ cc -Wall -lusb -o ex41 ex41.c * * (Run) * * $ ./ex41 bFrameIndex [file] * $ ./ex41 1 | mplayer - -demuxer rawvideo -rawvideo w=640:h=480:yuy2 * $ ./ex41 1 | ffmpeg -f rawvideo -s 1280x720 -i - tmp.avi * * show all frame indexes and sizes. * * $ ./ex41 0 * * Reference * * [PL_UnComp] * * (USB_Video_Payload_Uncompressed_1.5.pdf), * . * * [UVC1.5] * * Universal Serial Bus Device Class Definition for Video Devices, (UVC 1.5 * Class specification.pdf), . * * [USB2.0] * * USB 2.0 Specification Universal Serial Bus Revision 2.0 specification, * (usb_20.pdf), . */ #include #include #include #include #include #include #include #include "payload.h" typedef struct uvc_device { uint16_t VID; uint16_t PID; uint8_t ConfIdx; /* configuration index */ uint8_t ConfVal; /* configuration value */ uint8_t IfNum; /* interface number */ uint8_t AltSetting; /* alternate setting of the interface */ uint8_t Endpoint; /* endpoint */ uint8_t FrameIndex; /* FrameIndex for 640x480 */ uint16_t PuId; /* VC_PROCESSING_UNIT, bUnitID<<8 */ uint16_t TermId; /* VC_INPUT_TERMINAL, bTerminalID<<8 */ } uvc_device; uvc_device uvc_device_list[] = { /* Isochronous */ /* MSK-1425: Microsoft, Microsoft LifeCam StudioTM */ { 0x045e, 0x0772, 0, 1, 1, 0, 0x81, 2, 0x0400, 0x0100 }, /* BSW20K07HWH: iBUFFALO, BSW20K07HWH */ { 0x0458, 0x7081, 0, 1, 1, 0, 0x82, 7, 0x0200, 0x0100 }, /* UCAM-DLY300TA: Etron Technology, Inc., UCAM-DLY300TA */ { 0x056e, 0x7008, 0, 1, 1, 0, 0x82, 1, 0x0200, 0x0100 }, /* C920: Logitech Inc., LOGICOOL HD Webcam C920 */ { 0x046d, 0x082d, 0, 1, 1, 10, 0x81, 1, 0x0300, 0x0100 }, /* UCAM-MS130: Etron Technology, Inc., UCAM-MS130SV */ { 0x056e, 0x7012, 0, 1, 1, 0, 0x81, 2, 0x0300, 0x0100 }, /* KBCR-S01MU */ { 0x05ca, 0x18d0, 0, 1, 1, 0, 0x82, 1, 0x0200, 0x0400 }, /* Bulk */ /* ESCH021: e-con System Pvt. Ltd., See3CAM_10CUG_CH */ { 0x2560, 0xc111, 0, 1, 1, 0, 0x83, 1, 0x0200, 0x0100 }, /* ESMH156: e-con System Pvt. Ltd., See3CAM_10CUG_MH */ { 0x2560, 0xc110, 0, 1, 1, 0, 0x83, 1, 0x0200, 0x0100 }, { 0, 0, 0, 0, 0, 0, 0 } }; uvc_device uvc; int width; int height; int XferType; /* isochronous / bulk */ int BitPerPixel; /* 8: 1 byte/pixel, 16: 2 byte/pxel */ int FrameSize; int FrameBufferSize; /* FrameSize * BitPerPixel */ uint8_t *padding; /* padding data */ uint32_t PKT_LEN; /* dwMaxPayloadTransferSize 0xc00, 0xa80,... */ #define PKTS_PER_XFER 0x40 #define NUM_TRANSFER 2 #define TIMEOUT 500 /* 500 ms */ libusb_context *ctx = NULL; libusb_device_handle *handle; struct libusb_transfer * xfers[NUM_TRANSFER]; int fd; int total = 0; int16_t brightness; /* for debug */ struct timeval tv1; struct timeval tv2; struct timezone tz; int totalFrame = 0; /* boolean */ #define TRUE 1 #define FALSE 0 void signal_callback_handler(int signum) { uint8_t buf[2]; int i; switch (signum) { case SIGUSR1: /* * BSW20K07HWH * min: 0xff81, max: 0x0080, res: 0x0001 * UCAM-DLY300TA * min: 0x000a, max: 0xfff6, res: 0x0001 * 前者は cur を段階的に設定できたが後者は 2 値のみ受け付けた． * 別の設定と連動しているかあるいは何れかの値がおかしい． * * いずれも VC_PROCESSING_UNIT の bUnitID が 2 であり * 下記の通りこの値が固定かつ同一のコーディングとなっている． */ /* * PU_BRIGHTNESS_CONTROL(0x02), GET_MIN(0x82) [UVC1.5, p. 160, * 158, 96] */ libusb_control_transfer( handle, 0xa1, 0x82, 0x0200, uvc.PuId, buf, 2, TIMEOUT); fprintf(stderr, "brightness min: %02x%02x\n", buf[1], buf[0]); /* * PU_BRIGHTNESS_CONTROL(0x02), GET_MAX(0x83) [UVC1.5, p. 160, * 158, 96] */ libusb_control_transfer( handle, 0xa1, 0x83, 0x0200, uvc.PuId, buf, 2, TIMEOUT); fprintf(stderr, "brightness max: %02x%02x\n", buf[1], buf[0]); /* * PU_BRIGHTNESS_CONTROL(0x02), GET_RES(0x84) [UVC1.5, p. 160, * 158, 96] */ libusb_control_transfer( handle, 0xa1, 0x84, 0x0200, uvc.PuId, buf, 2, TIMEOUT); fprintf(stderr, "brightness res: %02x%02x\n", buf[1], buf[0]); /* * PU_BRIGHTNESS_CONTROL(0x02), GET_CUR(0x81) [UVC1.5, p. 160, * 158, 96] */ libusb_control_transfer( handle, 0xa1, 0x81, 0x0200, uvc.PuId, buf, 2, TIMEOUT); fprintf(stderr, "brightness cur: %02x%02x\n", buf[1], buf[0]); /* change brightness */ brightness = buf[1]<<8 | buf[0]; // brightness += 30; brightness += 1; buf[1] = brightness<<8; buf[0] = brightness & 0xff; /* * PU_BRIGHTNESS_CONTROL(0x02), SET_CUR(0x01) [UVC1.5, p. 160, * 158, 96] */ libusb_control_transfer( handle, 0x21, 0x01, 0x0200, uvc.PuId, buf, 2, TIMEOUT); /* * PU_BRIGHTNESS_CONTROL(0x02), GET_CUR(0x81) [UVC1.5, p. 160, * 158, 96] */ libusb_control_transfer( handle, 0xa1, 0x81, 0x0200, uvc.PuId, buf, 2, TIMEOUT); fprintf(stderr, "brightness: %02x%02x\n", buf[1], buf[0]); /* * こんだけコマンドを一度に送信するとデータが乱れる． */ break; case SIGUSR2: /* * では，パッケージにオート・フォー * カス対応とあり CT_FOCUS_AUTO_CONTROL で機能を制御できた． */ /* * CT_FOCUS_AUTO_CONTROL(0x08), GET_CUR(0x81) [UVC1.5, p. 160, * 159, 86] */ libusb_control_transfer( handle, 0xa1, 0x81, 0x0800, uvc.TermId, buf, 1, TIMEOUT); buf[0] = !buf[0]; /* * CT_FOCUS_AUTO_CONTROL(0x08), SET_CUR(0x01) [UVC1.5, p. 160, * 159, 86] */ libusb_control_transfer( handle, 0x21, 0x01, 0x0800, uvc.TermId, buf, 1, TIMEOUT); fprintf(stderr, "auto focus control: %02x\n", buf[0]); break; case SIGINT: case SIGPIPE: gettimeofday(&tv2, &tz); fprintf(stderr, "time lapse: %ld\n", ((tv2.tv_sec - tv1.tv_sec) * 1000000) + tv2.tv_usec - tv1.tv_usec); fprintf(stderr, "fps: %d\n", (int) ((1000000*totalFrame) / (long)(((tv2.tv_sec - tv1.tv_sec) * 1000000) + tv2.tv_usec - tv1.tv_usec)) ); for (i=0; ibuffer; for (i = 0; i < xfer->num_iso_packets; i++, p += PKT_LEN) { if (xfer->iso_packet_desc[i].status != LIBUSB_TRANSFER_COMPLETED) continue; plen = xfer->iso_packet_desc[i].actual_length; /* packet only contains an acknowledge? */ if (plen < 2) continue; /* error packet */ if (p[1] & UVC_STREAM_ERR) /* bmHeaderInfo */ continue; /* subtract the header size */ plen -= p[0]; /* check the data size before write */ if (plen + total > FrameBufferSize) { #if DEBUG fprintf(stderr, "truncate the excess payload length.\n"); #endif plen = FrameBufferSize - total; } write(fd, p + p[0], plen); /* update padding data */ memcpy(padding + total, p + p[0], plen); total += plen; /* this is the EOF data. */ if (p[1] & UVC_STREAM_EOF) { fprintf(stderr, "%d\n", total); if (total < FrameBufferSize) { /* * insufficient frame data, so pad with the * previous frame data. */ write(fd, padding + total, FrameBufferSize - total); fprintf(stderr, "insufficient frame data.\n"); } total = 0; fprintf(stderr, "%d\n", ++totalFrame); } } /* re-submit a transfer before returning. */ if (libusb_submit_transfer(xfer) != 0) { fprintf(stderr, "submit transfer failed.\n"); } } int main( int argc, char **argv) { libusb_device **devs; libusb_device *dev; const struct libusb_interface *intf; struct libusb_device_descriptor desc; struct libusb_config_descriptor *confDesc; struct libusb_interface_descriptor *intfDesc; struct libusb_endpoint_descriptor *ep; int frameIndex; uint8_t *buf = (void *)malloc(1024); int i; int j; int k; int foundIt; int maxPktSize; int altSetting; /* * handle the command argument. */ if (argc < 2 || argc > 3) { fprintf(stderr, "Usage: ex41 bFrameIndex [file]\n"); exit(1); } frameIndex = strtol( argv[1], NULL, 0 ); if (argv[2] != NULL) { if ( (fd = open(argv[2], O_CREAT|O_TRUNC|O_RDWR, 0600)) < 0) { fprintf(stderr, "open file failed.\n"); exit(0); } } else fd = open("/dev/stdout", O_WRONLY, 0); /* * regsiter the signal callback. */ signal(SIGINT, signal_callback_handler); signal(SIGPIPE, signal_callback_handler); signal(SIGUSR1, signal_callback_handler); signal(SIGUSR2, signal_callback_handler); /* * get cam device. */ libusb_init(&ctx); #if DEBUG libusb_set_debug(ctx, 1); #endif libusb_get_device_list(ctx, &devs); foundIt = FALSE; i = 0; while ((dev = devs[i++]) != NULL) { libusb_get_device_descriptor(dev, &desc); for (j = 0; uvc_device_list[j].VID != 0; j++) { uvc = uvc_device_list[j]; if (uvc.VID == desc.idVendor && uvc.PID == desc.idProduct) { foundIt = TRUE; goto FOUND; } } } FOUND: if (!foundIt) { fprintf(stderr, "device not found.\n"); exit(1); } libusb_open(dev, &handle); libusb_free_device_list(devs, 1); /* * if the kernel driver is active, detach it. */ libusb_get_config_descriptor(dev, uvc.ConfIdx, &confDesc); for (i=0; ibNumInterfaces; i++) { if (libusb_kernel_driver_active(handle, i) == 1) { fprintf(stderr, "detaching kernel driver for interface %d.\n", i); if (libusb_detach_kernel_driver(handle, i) != 0) { fprintf(stderr, "detach failed.\n"); } } } /* * search user-specified bFrameIndex which usually located at interface 1. */ foundIt = FALSE; for (i = 1; i < confDesc->bNumInterfaces; i++) /* seek interfaces */ { intf = (void *) &confDesc->interface[i]; intfDesc = (void *) &intf->altsetting[0]; /* interface i alt 0 */ /* CC_VIDEO && SC_VIDEOSTREAMING */ if (intfDesc->bInterfaceClass == 0x0e && intfDesc->bInterfaceSubClass == 0x02) { uvc.IfNum = i; buf = (void *) intfDesc->extra; foundIt = TRUE; break; } } if (!foundIt) { fprintf(stderr, "no SC_VIDEOSTREAMING.\n"); exit(1); } for (i = 0; i < intfDesc->extra_length;) { /* CS_INTERFACE && VS_FRAME_UNCOMPRESSED */ if (buf[i+1] == 0x24 && buf[i+2] == 0x05) { width = (buf[i+6]<<8) | buf[i+5]; height = (buf[i+8]<<8) | buf[i+7]; fprintf(stderr, "%d: %dx%d\n", buf[i+3], width, height); if (buf[i+3] == frameIndex) { foundIt = TRUE; break; } } i += buf[i+0]; } if (!foundIt) { fprintf(stderr, "Can't find the frame index.\n"); exit(1); } /* * search VS_FORMAT_UNCOMPRESSED and see what bBitsPerPixel is. */ foundIt = FALSE; for (i = 0; i < intfDesc->extra_length;) { /* CS_INTERFACE && VS_FORMAT_UNCOMPRESSED */ if (buf[i+1] == 0x24 && buf[i+2] == 0x04) { BitPerPixel = buf[i+11]; foundIt = TRUE; break; } i += buf[i+0]; } if (!foundIt) { fprintf(stderr, "no VS_FORMAT_UNCOMPRESSED.\n"); exit(1); } /* * search payload transfer endpoint. */ foundIt = FALSE; maxPktSize = 0; altSetting = 0; for (i = 1; i < confDesc->bNumInterfaces; i++) /* seek interfaces */ { intf = (void *) &confDesc->interface[i]; for (j = 0; j < intf->num_altsetting; j++) /* seek alt settings */ { intfDesc = (void *) &intf->altsetting[j]; /* CC_VIDEO && SC_VIDEOSTREAMING */ if (intfDesc->bInterfaceClass == 0x0e && intfDesc->bInterfaceSubClass == 0x02 && intfDesc->bNumEndpoints != 0) { for (k = 0; k < intfDesc->bNumEndpoints; k++) { ep = (void *) &intfDesc->endpoint[k]; if (ep->wMaxPacketSize > maxPktSize) { maxPktSize = ep->wMaxPacketSize; altSetting = j; foundIt = TRUE; } } } } } if (!foundIt) { fprintf(stderr, "Can't find the appropriate endpoint.\n"); exit(1); } if (uvc.AltSetting == 0) uvc.AltSetting = altSetting; if (ep->bmAttributes == 0x05) /* isochronous ? */ XferType = LIBUSB_TRANSFER_TYPE_ISOCHRONOUS; else XferType = LIBUSB_TRANSFER_TYPE_BULK; fprintf(stderr, "XferType: %x\n", XferType); uvc.FrameIndex = frameIndex; FrameSize = width * height; if (BitPerPixel == 16) FrameBufferSize = 2*FrameSize; else if (BitPerPixel == 8) FrameBufferSize = 1*FrameSize; padding = (void *) malloc(FrameBufferSize); libusb_free_config_descriptor(confDesc); /* set the active configuration */ if (libusb_set_configuration(handle, uvc.ConfVal) != 0) fprintf(stderr, "set configuration failed.\n"); /* claim an interface in a given libusb_handle. */ if (libusb_claim_interface(handle, 0) != 0) fprintf(stderr, "claim interface failed.\n"); /* * negotiate the streaming parameters * * Device State Transition [UVC1.5, p. 107] * Video Probe and Commit Controls [UVC1.5, p. 134] * * [0] what fields shall be kept fixed * [1] * [2] Video format index (Uncompressed) * [3] Video frame index * [4] Frame interval in 100ns * [5] * [6] * [7] * [8] Key frame rate in key-frame per videoframe units * [9] * [10] PFrame rate in PFrame/key frame units. * [11] * [12] Compression quality control in abstract units 1 to 10000. * [13] * [14] Window size for average bit rate control. * [15] * [16] Internal video streaming interface latency in ms. * [17] * [18] Max. video frame or codec-specific segment size in bytes (ro) * [19] (dwMaxVideoFrameSize) * [20] * [21] * [22] Specifies the maximum number of bytes (ro) * [23] (dwMaxPayloadTransferSize) * [24] * [25] */ buf[0] = 0x01; buf[1] = 0x00; buf[2] = 0x01; buf[3] = uvc.FrameIndex; buf[4] = 0x15; /* propose: 0x00051615 (33ms) */ buf[5] = 0x16; buf[6] = 0x05; buf[7] = 0x00; buf[8] = 0x00; buf[9] = 0x00; buf[10] = 0x00; buf[11] = 0x00; buf[12] = 0x00; buf[13] = 0x00; buf[14] = 0x00; buf[15] = 0x00; buf[16] = 0x00; buf[17] = 0x00; buf[18] = 0x00; buf[19] = 0x00; buf[20] = 0x00; buf[21] = 0x00; buf[22] = 0x00; buf[23] = 0x00; buf[24] = 0x00; buf[25] = 0x00; /* VS_PROBE_CONTROL(0x01), SET_CUR(0x01) [UVC1.5, p. 161, 158] */ libusb_control_transfer( handle, 0x21, 0x01, 0x0100, 0x0001, buf, 26, TIMEOUT); /* VS_PROBE_CONTROL(0x01), GET_MIN(0x82) [UVC1.5, p. 161, 158] */ libusb_control_transfer( handle, 0xa1, 0x82, 0x0100, 0x0001, buf, 26, TIMEOUT); /* VS_COMMIT_CONTROL(0x02), SET_CUR(0x01) [UVC1.5, p. 161, 158] */ libusb_control_transfer( handle, 0x21, 0x01, 0x0200, 0x0001, buf, 26, TIMEOUT); #if DEBUG for (i = 0; i < 26; i++) fprintf(stderr, "%02x ", buf[i]); fprintf(stderr, "\n"); #endif /* PKT_LEN */ PKT_LEN = (buf[25]<<24 | buf[24]<<16 | buf[23]<<8 | buf[22]); fprintf(stderr, "dwMaxPayloadTransferSize: %08x\n", PKT_LEN); /* * set interface, set alt interface [USB2.0, p. 250] */ /* claim an interface in a given libusb_handle. */ if (libusb_claim_interface(handle, uvc.IfNum) != 0) fprintf(stderr, "claim interface failed.\n"); /* activate an alternate setting for an interface. */ if (uvc.AltSetting != 0) if (libusb_set_interface_alt_setting( handle, uvc.IfNum, uvc.AltSetting) != 0) fprintf(stderr, "activate an alternate setting failed.\n"); /* * do an isochronous / bulk transfer */ for (i=0; i