データのサイズが4800で制限されているようだったので、 /uvchost/uvc/uvc.cpp内の int uvc::get_jpeg(const char* path) const int size = 9600; に変更。
Fork of uvchost by
usb/UsbEndpoint2.cpp@4:97438d526ad3, 2013-02-10 (annotated)
- Committer:
- Dromar
- Date:
- Sun Feb 10 15:20:36 2013 +0000
- Revision:
- 4:97438d526ad3
- Parent:
- 0:b0f04c137829
????????4800????????????????; /uvchost/uvc/uvc.cpp??; int uvc::get_jpeg(const char* path); const int size = 9600;; ????
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
va009039 | 0:b0f04c137829 | 1 | /* |
va009039 | 0:b0f04c137829 | 2 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
va009039 | 0:b0f04c137829 | 3 | |
va009039 | 0:b0f04c137829 | 4 | Permission is hereby granted, free of charge, to any person obtaining a copy |
va009039 | 0:b0f04c137829 | 5 | of this software and associated documentation files (the "Software"), to deal |
va009039 | 0:b0f04c137829 | 6 | in the Software without restriction, including without limitation the rights |
va009039 | 0:b0f04c137829 | 7 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
va009039 | 0:b0f04c137829 | 8 | copies of the Software, and to permit persons to whom the Software is |
va009039 | 0:b0f04c137829 | 9 | furnished to do so, subject to the following conditions: |
va009039 | 0:b0f04c137829 | 10 | |
va009039 | 0:b0f04c137829 | 11 | The above copyright notice and this permission notice shall be included in |
va009039 | 0:b0f04c137829 | 12 | all copies or substantial portions of the Software. |
va009039 | 0:b0f04c137829 | 13 | |
va009039 | 0:b0f04c137829 | 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
va009039 | 0:b0f04c137829 | 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
va009039 | 0:b0f04c137829 | 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
va009039 | 0:b0f04c137829 | 17 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
va009039 | 0:b0f04c137829 | 18 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
va009039 | 0:b0f04c137829 | 19 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
va009039 | 0:b0f04c137829 | 20 | THE SOFTWARE. |
va009039 | 0:b0f04c137829 | 21 | */ |
va009039 | 0:b0f04c137829 | 22 | #include "UsbEndpoint.h" |
va009039 | 0:b0f04c137829 | 23 | #include "UsbDevice.h" |
va009039 | 0:b0f04c137829 | 24 | #include "usb_mem.h" |
va009039 | 0:b0f04c137829 | 25 | |
va009039 | 0:b0f04c137829 | 26 | //#define __DEBUG |
va009039 | 0:b0f04c137829 | 27 | //#define __DEBUG3 |
va009039 | 0:b0f04c137829 | 28 | //#include "dbg/dbg.h" |
va009039 | 0:b0f04c137829 | 29 | #include "mydbg.h" |
va009039 | 0:b0f04c137829 | 30 | |
va009039 | 0:b0f04c137829 | 31 | void UsbEndpoint::UsbEndpoint_iso(UsbDevice* pDevice, uint8_t ep, bool dir, UsbEndpointType type, uint16_t size, int addr) |
va009039 | 0:b0f04c137829 | 32 | { |
va009039 | 0:b0f04c137829 | 33 | m_itdActive = 0; |
va009039 | 0:b0f04c137829 | 34 | m_pEd = (volatile HCED*)usb_get_ed(); |
va009039 | 0:b0f04c137829 | 35 | DBG_ASSERT(m_pEd); |
va009039 | 0:b0f04c137829 | 36 | memset((void*)m_pEd, 0, sizeof(HCED)); |
va009039 | 0:b0f04c137829 | 37 | |
va009039 | 0:b0f04c137829 | 38 | m_pTdHead = NULL; |
va009039 | 0:b0f04c137829 | 39 | m_pTdTail = NULL; |
va009039 | 0:b0f04c137829 | 40 | |
va009039 | 0:b0f04c137829 | 41 | volatile HCTD* itd = (volatile HCTD*)usb_get_itd((uint32_t)this); |
va009039 | 0:b0f04c137829 | 42 | DBG_ASSERT(itd); |
va009039 | 0:b0f04c137829 | 43 | memset((void*)itd, 0, sizeof(HCITD)); |
va009039 | 0:b0f04c137829 | 44 | DBG3("m_pEd =%p\n", m_pEd); |
va009039 | 0:b0f04c137829 | 45 | DBG3("itd =%p\n", itd); |
va009039 | 0:b0f04c137829 | 46 | |
va009039 | 0:b0f04c137829 | 47 | if(addr == -1) |
va009039 | 0:b0f04c137829 | 48 | addr = pDevice->m_addr; |
va009039 | 0:b0f04c137829 | 49 | |
va009039 | 0:b0f04c137829 | 50 | //Setup Ed |
va009039 | 0:b0f04c137829 | 51 | //printf("\r\n--Ep Setup--\r\n"); |
va009039 | 0:b0f04c137829 | 52 | m_pEd->Control = addr | /* USB address */ |
va009039 | 0:b0f04c137829 | 53 | ((ep & 0x7F) << 7) | /* Endpoint address */ |
va009039 | 0:b0f04c137829 | 54 | ((dir?2:1) << 11) | /* direction : Out = 1, 2 = In */ |
va009039 | 0:b0f04c137829 | 55 | (1 << 15) | /* F Format */ |
va009039 | 0:b0f04c137829 | 56 | (size << 16); /* MaxPkt Size */ |
va009039 | 0:b0f04c137829 | 57 | |
va009039 | 0:b0f04c137829 | 58 | DBG3("m_pEd->Control=%08X\n", m_pEd->Control); |
va009039 | 0:b0f04c137829 | 59 | |
va009039 | 0:b0f04c137829 | 60 | m_dir = dir; |
va009039 | 0:b0f04c137829 | 61 | m_setup = false; |
va009039 | 0:b0f04c137829 | 62 | m_type = type; |
va009039 | 0:b0f04c137829 | 63 | |
va009039 | 0:b0f04c137829 | 64 | m_pEd->TailTd = m_pEd->HeadTd = (uint32_t)itd; //Empty TD list |
va009039 | 0:b0f04c137829 | 65 | |
va009039 | 0:b0f04c137829 | 66 | DBG("Before link\n"); |
va009039 | 0:b0f04c137829 | 67 | |
va009039 | 0:b0f04c137829 | 68 | //printf("\r\n--Ep Reg--\r\n"); |
va009039 | 0:b0f04c137829 | 69 | //Append Ed to Ed list |
va009039 | 0:b0f04c137829 | 70 | HCCA* hcca = (HCCA*)usb_get_hcca(); |
va009039 | 0:b0f04c137829 | 71 | for(int i = 0; i < 32; i++) { |
va009039 | 0:b0f04c137829 | 72 | if (hcca->IntTable[i] == 0) { |
va009039 | 0:b0f04c137829 | 73 | hcca->IntTable[i] = (uint32_t)m_pEd; |
va009039 | 0:b0f04c137829 | 74 | } else { |
va009039 | 0:b0f04c137829 | 75 | volatile HCED* nextEd = (volatile HCED*)hcca->IntTable[i]; |
va009039 | 0:b0f04c137829 | 76 | while(nextEd->Next && nextEd->Next != (uint32_t)m_pEd) { |
va009039 | 0:b0f04c137829 | 77 | nextEd = (volatile HCED*)nextEd->Next; |
va009039 | 0:b0f04c137829 | 78 | } |
va009039 | 0:b0f04c137829 | 79 | nextEd->Next = (uint32_t)m_pEd; |
va009039 | 0:b0f04c137829 | 80 | } |
va009039 | 0:b0f04c137829 | 81 | } |
va009039 | 0:b0f04c137829 | 82 | } |
va009039 | 0:b0f04c137829 | 83 | |
va009039 | 0:b0f04c137829 | 84 | // for isochronous |
va009039 | 0:b0f04c137829 | 85 | UsbErr UsbEndpoint::transfer(uint16_t frame, int count, volatile uint8_t* buf, int len) |
va009039 | 0:b0f04c137829 | 86 | { |
va009039 | 0:b0f04c137829 | 87 | DBG_ASSERT(count >= 1 && count <= 8); |
va009039 | 0:b0f04c137829 | 88 | DBG_ASSERT(buf); |
va009039 | 0:b0f04c137829 | 89 | DBG_ASSERT((len % count) == 0); |
va009039 | 0:b0f04c137829 | 90 | HCITD *itd = (HCITD*)m_pEd->TailTd; |
va009039 | 0:b0f04c137829 | 91 | DBG_ASSERT(itd); |
va009039 | 0:b0f04c137829 | 92 | HCITD *new_itd = (HCITD*)usb_get_itd((uint32_t)this); |
va009039 | 0:b0f04c137829 | 93 | DBG_ASSERT(new_itd); |
va009039 | 0:b0f04c137829 | 94 | if (itd == NULL) { |
va009039 | 0:b0f04c137829 | 95 | return USBERR_ERROR; |
va009039 | 0:b0f04c137829 | 96 | } |
va009039 | 0:b0f04c137829 | 97 | DBG("itd=%p\n", itd); |
va009039 | 0:b0f04c137829 | 98 | DBG2("new_itd=%p\n", new_itd); |
va009039 | 0:b0f04c137829 | 99 | int di = 0; //DelayInterrupt |
va009039 | 0:b0f04c137829 | 100 | itd->Control = 0xe0000000 | // CC ConditionCode NOT ACCESSED |
va009039 | 0:b0f04c137829 | 101 | ((count-1) << 24) | // FC FrameCount |
va009039 | 0:b0f04c137829 | 102 | TD_DELAY_INT(di) | // DI DelayInterrupt |
va009039 | 0:b0f04c137829 | 103 | frame; // SF StartingFrame |
va009039 | 0:b0f04c137829 | 104 | itd->BufferPage0 = (uint32_t)buf; |
va009039 | 0:b0f04c137829 | 105 | itd->BufferEnd = (uint32_t)buf+len-1; |
va009039 | 0:b0f04c137829 | 106 | itd->Next = (uint32_t)new_itd; |
va009039 | 0:b0f04c137829 | 107 | uint16_t offset[8]; |
va009039 | 0:b0f04c137829 | 108 | for(int i = 0; i < 8; i++) { |
va009039 | 0:b0f04c137829 | 109 | uint32_t addr = (uint32_t)buf + i*(len/count); |
va009039 | 0:b0f04c137829 | 110 | offset[i] = addr & 0x0fff; |
va009039 | 0:b0f04c137829 | 111 | if ((addr&0xfffff000) == (itd->BufferEnd&0xfffff000)) { |
va009039 | 0:b0f04c137829 | 112 | offset[i] |= 0x1000; |
va009039 | 0:b0f04c137829 | 113 | } |
va009039 | 0:b0f04c137829 | 114 | offset[i] |= 0xe000; |
va009039 | 0:b0f04c137829 | 115 | } |
va009039 | 0:b0f04c137829 | 116 | itd->OffsetPSW10 = (offset[1]<<16) | offset[0]; |
va009039 | 0:b0f04c137829 | 117 | itd->OffsetPSW32 = (offset[3]<<16) | offset[2]; |
va009039 | 0:b0f04c137829 | 118 | itd->OffsetPSW54 = (offset[5]<<16) | offset[4]; |
va009039 | 0:b0f04c137829 | 119 | itd->OffsetPSW76 = (offset[7]<<16) | offset[6]; |
va009039 | 0:b0f04c137829 | 120 | m_itdActive++; |
va009039 | 0:b0f04c137829 | 121 | DBG2("itd->Control =%08X\n", itd->Control); |
va009039 | 0:b0f04c137829 | 122 | DBG2("itd->BufferPage0=%08X\n", itd->BufferPage0); |
va009039 | 0:b0f04c137829 | 123 | DBG2("itd->Next =%08X\n", itd->Next); |
va009039 | 0:b0f04c137829 | 124 | DBG2("itd->BufferEnd =%08X\n", itd->BufferEnd); |
va009039 | 0:b0f04c137829 | 125 | DBG2("itd->OffsetPSW10=%08X\n", itd->OffsetPSW10); |
va009039 | 0:b0f04c137829 | 126 | DBG2("itd->OffsetPSW32=%08X\n", itd->OffsetPSW32); |
va009039 | 0:b0f04c137829 | 127 | DBG2("itd->OffsetPSW54=%08X\n", itd->OffsetPSW54); |
va009039 | 0:b0f04c137829 | 128 | DBG2("itd->OffsetPSW76=%08X\n", itd->OffsetPSW76); |
va009039 | 0:b0f04c137829 | 129 | m_pEd->TailTd = (uint32_t)new_itd; // start!!! |
va009039 | 0:b0f04c137829 | 130 | LPC_USB->HcControl |= OR_CONTROL_PLE; //Enable Periodic |
va009039 | 0:b0f04c137829 | 131 | return USBERR_PROCESSING; |
va009039 | 0:b0f04c137829 | 132 | } |