t k / Mbed 2 deprecated MovPlayer

This program plays QuickTime movies on GR-Peach

Dependencies:   AsciiFont GR-PEACH_video GraphicsFramework LCD_shield_config R_BSP TLV320_RBSP mbed-rtos mbed

Requirements

  • GR-Peach
  • GR-Peach Audio Camera Shield or I²S compatible audio DAC
  • GR-Peach LCD Shield
  • USB memory stick

How to play movie files

  • Encode movie files

encode movies with ffmpeg

$ ffmpeg -i <input -ar 44100 -acodec pcm_s16le -s 480x270 -vcodec mjpeg -q:v 3 -movflags faststart -threads 4 -vf fps=30 <output>.mov
  • Copy movies to the root directory of USB memory
  • Build and upload this program
  • Run it

USBHost/FATFileSystem/FATFileHandle.cpp@0:d0f130e27d32, 2017-03-10 (annotated)

Committer:
mtkrtk
Date:
Fri Mar 10 11:30:02 2017 +0000
Revision:
0:d0f130e27d32
initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mtkrtk 0:d0f130e27d32 1 /* mbed Microcontroller Library
mtkrtk 0:d0f130e27d32 2 * Copyright (c) 2006-2012 ARM Limited
mtkrtk 0:d0f130e27d32 3 *
mtkrtk 0:d0f130e27d32 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
mtkrtk 0:d0f130e27d32 5 * of this software and associated documentation files (the "Software"), to deal
mtkrtk 0:d0f130e27d32 6 * in the Software without restriction, including without limitation the rights
mtkrtk 0:d0f130e27d32 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
mtkrtk 0:d0f130e27d32 8 * copies of the Software, and to permit persons to whom the Software is
mtkrtk 0:d0f130e27d32 9 * furnished to do so, subject to the following conditions:
mtkrtk 0:d0f130e27d32 10 *
mtkrtk 0:d0f130e27d32 11 * The above copyright notice and this permission notice shall be included in
mtkrtk 0:d0f130e27d32 12 * all copies or substantial portions of the Software.
mtkrtk 0:d0f130e27d32 13 *
mtkrtk 0:d0f130e27d32 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
mtkrtk 0:d0f130e27d32 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
mtkrtk 0:d0f130e27d32 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
mtkrtk 0:d0f130e27d32 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
mtkrtk 0:d0f130e27d32 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
mtkrtk 0:d0f130e27d32 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
mtkrtk 0:d0f130e27d32 20 * SOFTWARE.
mtkrtk 0:d0f130e27d32 21 */
mtkrtk 0:d0f130e27d32 22 #include "ff.h"
mtkrtk 0:d0f130e27d32 23 #include "ffconf.h"
mtkrtk 0:d0f130e27d32 24 #include "mbed_debug.h"
mtkrtk 0:d0f130e27d32 25
mtkrtk 0:d0f130e27d32 26 #include "FATFileHandle.h"
mtkrtk 0:d0f130e27d32 27
mtkrtk 0:d0f130e27d32 28 FATFileHandle::FATFileHandle(FIL fh) {
mtkrtk 0:d0f130e27d32 29 _fh = fh;
mtkrtk 0:d0f130e27d32 30 }
mtkrtk 0:d0f130e27d32 31
mtkrtk 0:d0f130e27d32 32 int FATFileHandle::close() {
mtkrtk 0:d0f130e27d32 33 int retval = f_close(&_fh);
mtkrtk 0:d0f130e27d32 34 delete this;
mtkrtk 0:d0f130e27d32 35 return retval;
mtkrtk 0:d0f130e27d32 36 }
mtkrtk 0:d0f130e27d32 37
mtkrtk 0:d0f130e27d32 38 ssize_t FATFileHandle::write(const void* buffer, size_t length) {
mtkrtk 0:d0f130e27d32 39 UINT n;
mtkrtk 0:d0f130e27d32 40 FRESULT res = f_write(&_fh, buffer, length, &n);
mtkrtk 0:d0f130e27d32 41 if (res) {
mtkrtk 0:d0f130e27d32 42 debug_if(FFS_DBG, "f_write() failed: %d", res);
mtkrtk 0:d0f130e27d32 43 return -1;
mtkrtk 0:d0f130e27d32 44 }
mtkrtk 0:d0f130e27d32 45 return n;
mtkrtk 0:d0f130e27d32 46 }
mtkrtk 0:d0f130e27d32 47
mtkrtk 0:d0f130e27d32 48 ssize_t FATFileHandle::read(void* buffer, size_t length) {
mtkrtk 0:d0f130e27d32 49 debug_if(FFS_DBG, "read(%d)\n", length);
mtkrtk 0:d0f130e27d32 50 UINT n;
mtkrtk 0:d0f130e27d32 51 FRESULT res = f_read(&_fh, buffer, length, &n);
mtkrtk 0:d0f130e27d32 52 if (res) {
mtkrtk 0:d0f130e27d32 53 debug_if(FFS_DBG, "f_read() failed: %d\n", res);
mtkrtk 0:d0f130e27d32 54 return -1;
mtkrtk 0:d0f130e27d32 55 }
mtkrtk 0:d0f130e27d32 56 return n;
mtkrtk 0:d0f130e27d32 57 }
mtkrtk 0:d0f130e27d32 58
mtkrtk 0:d0f130e27d32 59 int FATFileHandle::isatty() {
mtkrtk 0:d0f130e27d32 60 return 0;
mtkrtk 0:d0f130e27d32 61 }
mtkrtk 0:d0f130e27d32 62
mtkrtk 0:d0f130e27d32 63 off_t FATFileHandle::lseek(off_t position, int whence) {
mtkrtk 0:d0f130e27d32 64 if (whence == SEEK_END) {
mtkrtk 0:d0f130e27d32 65 position += _fh.fsize;
mtkrtk 0:d0f130e27d32 66 } else if(whence==SEEK_CUR) {
mtkrtk 0:d0f130e27d32 67 position += _fh.fptr;
mtkrtk 0:d0f130e27d32 68 }
mtkrtk 0:d0f130e27d32 69 FRESULT res = f_lseek(&_fh, position);
mtkrtk 0:d0f130e27d32 70 if (res) {
mtkrtk 0:d0f130e27d32 71 debug_if(FFS_DBG, "lseek failed: %d\n", res);
mtkrtk 0:d0f130e27d32 72 return -1;
mtkrtk 0:d0f130e27d32 73 } else {
mtkrtk 0:d0f130e27d32 74 debug_if(FFS_DBG, "lseek OK, returning %i\n", _fh.fptr);
mtkrtk 0:d0f130e27d32 75 return _fh.fptr;
mtkrtk 0:d0f130e27d32 76 }
mtkrtk 0:d0f130e27d32 77 }
mtkrtk 0:d0f130e27d32 78
mtkrtk 0:d0f130e27d32 79 int FATFileHandle::fsync() {
mtkrtk 0:d0f130e27d32 80 FRESULT res = f_sync(&_fh);
mtkrtk 0:d0f130e27d32 81 if (res) {
mtkrtk 0:d0f130e27d32 82 debug_if(FFS_DBG, "f_sync() failed: %d\n", res);
mtkrtk 0:d0f130e27d32 83 return -1;
mtkrtk 0:d0f130e27d32 84 }
mtkrtk 0:d0f130e27d32 85 return 0;
mtkrtk 0:d0f130e27d32 86 }
mtkrtk 0:d0f130e27d32 87
mtkrtk 0:d0f130e27d32 88 off_t FATFileHandle::flen() {
mtkrtk 0:d0f130e27d32 89 return _fh.fsize;
mtkrtk 0:d0f130e27d32 90 }
mtkrtk 0:d0f130e27d32 91