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
MovFile.cpp@1:3e638b9e91cd, 2017-03-12 (annotated)
- Committer:
- mtkrtk
- Date:
- Sun Mar 12 02:01:46 2017 +0000
- Revision:
- 1:3e638b9e91cd
- Parent:
- 0:d0f130e27d32
fixed lcd contrast pin
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mtkrtk | 0:d0f130e27d32 | 1 | #include "MovFile.hpp" |
mtkrtk | 0:d0f130e27d32 | 2 | #ifdef __MBED__ |
mtkrtk | 0:d0f130e27d32 | 3 | #include <cmsis.h> |
mtkrtk | 0:d0f130e27d32 | 4 | #else |
mtkrtk | 0:d0f130e27d32 | 5 | #include <arpa/inet.h> |
mtkrtk | 0:d0f130e27d32 | 6 | #endif |
mtkrtk | 0:d0f130e27d32 | 7 | |
mtkrtk | 0:d0f130e27d32 | 8 | uint32_t MovFile::frameSizes[]; |
mtkrtk | 0:d0f130e27d32 | 9 | uint32_t MovFile::audioSizes[]; |
mtkrtk | 0:d0f130e27d32 | 10 | MovFile MovFile::singleton; |
mtkrtk | 0:d0f130e27d32 | 11 | |
mtkrtk | 0:d0f130e27d32 | 12 | #define FourConstant(a, b, c, d) ((a) << 24 | (b) << 16 | (c) << 8 | (d)) |
mtkrtk | 0:d0f130e27d32 | 13 | |
mtkrtk | 0:d0f130e27d32 | 14 | #ifndef htonl |
mtkrtk | 0:d0f130e27d32 | 15 | # define htonl(x) __REV(x) |
mtkrtk | 0:d0f130e27d32 | 16 | #endif |
mtkrtk | 0:d0f130e27d32 | 17 | #ifndef ntohl |
mtkrtk | 0:d0f130e27d32 | 18 | # define ntohl(x) __REV(x) |
mtkrtk | 0:d0f130e27d32 | 19 | #endif |
mtkrtk | 0:d0f130e27d32 | 20 | |
mtkrtk | 0:d0f130e27d32 | 21 | MovFile::MovFile() : frameSizesP(frameSizes), audioSizesP(audioSizes), stszAddress(0), stcoAddress(0), lastFrameAddress(0), availableCount(bufSize) |
mtkrtk | 0:d0f130e27d32 | 22 | { |
mtkrtk | 0:d0f130e27d32 | 23 | } |
mtkrtk | 0:d0f130e27d32 | 24 | |
mtkrtk | 0:d0f130e27d32 | 25 | void MovFile::search(uint32_t pattern) |
mtkrtk | 0:d0f130e27d32 | 26 | { |
mtkrtk | 0:d0f130e27d32 | 27 | Buffer buf; |
mtkrtk | 0:d0f130e27d32 | 28 | uint8_t first = pattern & 0xFF; |
mtkrtk | 0:d0f130e27d32 | 29 | buf.value = 0; |
mtkrtk | 0:d0f130e27d32 | 30 | while (1) { |
mtkrtk | 0:d0f130e27d32 | 31 | size_t size = fread(buf.array, sizeof(int8_t), 1, file); |
mtkrtk | 0:d0f130e27d32 | 32 | if (size == 0) { |
mtkrtk | 0:d0f130e27d32 | 33 | return; |
mtkrtk | 0:d0f130e27d32 | 34 | } |
mtkrtk | 0:d0f130e27d32 | 35 | if (buf.array[0] == first) { |
mtkrtk | 0:d0f130e27d32 | 36 | fread(&buf.array[1], sizeof(int8_t), 3, file); |
mtkrtk | 0:d0f130e27d32 | 37 | if (buf.value == pattern) { |
mtkrtk | 0:d0f130e27d32 | 38 | break; |
mtkrtk | 0:d0f130e27d32 | 39 | } |
mtkrtk | 0:d0f130e27d32 | 40 | } |
mtkrtk | 0:d0f130e27d32 | 41 | } |
mtkrtk | 0:d0f130e27d32 | 42 | } |
mtkrtk | 0:d0f130e27d32 | 43 | |
mtkrtk | 0:d0f130e27d32 | 44 | void MovFile::fillCaches() |
mtkrtk | 0:d0f130e27d32 | 45 | { |
mtkrtk | 0:d0f130e27d32 | 46 | Buffer buf[bufSize]; |
mtkrtk | 0:d0f130e27d32 | 47 | Buffer *bufP = buf; |
mtkrtk | 0:d0f130e27d32 | 48 | uint32_t lastFrame = lastFrameAddress; |
mtkrtk | 0:d0f130e27d32 | 49 | |
mtkrtk | 0:d0f130e27d32 | 50 | fseek(file, stszAddress, SEEK_SET); |
mtkrtk | 0:d0f130e27d32 | 51 | fread(frameSizes, sizeof(uint32_t), bufSize, file); |
mtkrtk | 0:d0f130e27d32 | 52 | stszAddress += sizeof(uint32_t) * bufSize; |
mtkrtk | 0:d0f130e27d32 | 53 | |
mtkrtk | 0:d0f130e27d32 | 54 | fseek(file, stcoAddress, SEEK_SET); |
mtkrtk | 0:d0f130e27d32 | 55 | stcoAddress += sizeof(uint32_t) * bufSize; |
mtkrtk | 0:d0f130e27d32 | 56 | fread(buf, sizeof(Buffer), bufSize, file); |
mtkrtk | 0:d0f130e27d32 | 57 | availableCount = bufSize; |
mtkrtk | 0:d0f130e27d32 | 58 | frameSizesP = frameSizes; |
mtkrtk | 0:d0f130e27d32 | 59 | audioSizesP = audioSizes; |
mtkrtk | 0:d0f130e27d32 | 60 | do { |
mtkrtk | 0:d0f130e27d32 | 61 | uint32_t frameAddress = htonl(bufP->value); |
mtkrtk | 0:d0f130e27d32 | 62 | *frameSizesP = htonl(*frameSizesP); |
mtkrtk | 0:d0f130e27d32 | 63 | *audioSizesP++ = frameAddress - lastFrameAddress - *frameSizesP; |
mtkrtk | 0:d0f130e27d32 | 64 | lastFrameAddress = frameAddress; |
mtkrtk | 0:d0f130e27d32 | 65 | ++frameSizesP; |
mtkrtk | 0:d0f130e27d32 | 66 | ++bufP; |
mtkrtk | 0:d0f130e27d32 | 67 | } while (--availableCount); |
mtkrtk | 0:d0f130e27d32 | 68 | |
mtkrtk | 0:d0f130e27d32 | 69 | fseek(file, lastFrame, SEEK_SET); |
mtkrtk | 0:d0f130e27d32 | 70 | availableCount = bufSize; |
mtkrtk | 0:d0f130e27d32 | 71 | frameSizesP = frameSizes; |
mtkrtk | 0:d0f130e27d32 | 72 | audioSizesP = audioSizes; |
mtkrtk | 0:d0f130e27d32 | 73 | } |
mtkrtk | 0:d0f130e27d32 | 74 | |
mtkrtk | 0:d0f130e27d32 | 75 | void MovFile::start(FILE *f) |
mtkrtk | 0:d0f130e27d32 | 76 | { |
mtkrtk | 0:d0f130e27d32 | 77 | Buffer buf; |
mtkrtk | 0:d0f130e27d32 | 78 | file = f; |
mtkrtk | 0:d0f130e27d32 | 79 | frameSizesP = frameSizes; |
mtkrtk | 0:d0f130e27d32 | 80 | audioSizesP = audioSizes; |
mtkrtk | 0:d0f130e27d32 | 81 | |
mtkrtk | 0:d0f130e27d32 | 82 | search(htonl(FourConstant('s', 't', 's', 'z'))); |
mtkrtk | 0:d0f130e27d32 | 83 | printf("stsz is at 0x%lX\n", ftell(file) - 4); |
mtkrtk | 0:d0f130e27d32 | 84 | fseek(file, 8, SEEK_CUR); |
mtkrtk | 0:d0f130e27d32 | 85 | fread(&buf, sizeof(Buffer), 1, file); |
mtkrtk | 0:d0f130e27d32 | 86 | numOfFrames = htonl(buf.value); |
mtkrtk | 0:d0f130e27d32 | 87 | printf("Number of frames: %lu\n", numOfFrames); |
mtkrtk | 0:d0f130e27d32 | 88 | stszAddress = ftell(file); |
mtkrtk | 0:d0f130e27d32 | 89 | fread(&buf, sizeof(Buffer), 1, file); |
mtkrtk | 0:d0f130e27d32 | 90 | |
mtkrtk | 0:d0f130e27d32 | 91 | search(htonl(FourConstant('s', 't', 'c', 'o'))); |
mtkrtk | 0:d0f130e27d32 | 92 | printf("stco is at 0x%lX\n", ftell(file) - 4); |
mtkrtk | 0:d0f130e27d32 | 93 | fseek(file, 4, SEEK_CUR); |
mtkrtk | 0:d0f130e27d32 | 94 | fread(&buf, sizeof(Buffer), 1, file); |
mtkrtk | 0:d0f130e27d32 | 95 | if (numOfFrames != htonl(buf.value)) { |
mtkrtk | 0:d0f130e27d32 | 96 | printf("Different number of frames\n"); |
mtkrtk | 0:d0f130e27d32 | 97 | return; |
mtkrtk | 0:d0f130e27d32 | 98 | } |
mtkrtk | 0:d0f130e27d32 | 99 | fread(&buf, sizeof(Buffer), 1, file); |
mtkrtk | 0:d0f130e27d32 | 100 | stcoAddress = ftell(file); |
mtkrtk | 0:d0f130e27d32 | 101 | lastFrameAddress = htonl(buf.value); |
mtkrtk | 0:d0f130e27d32 | 102 | printf("First frame is at 0x%lX\n", lastFrameAddress); |
mtkrtk | 0:d0f130e27d32 | 103 | |
mtkrtk | 0:d0f130e27d32 | 104 | fillCaches(); |
mtkrtk | 0:d0f130e27d32 | 105 | } |
mtkrtk | 0:d0f130e27d32 | 106 | |
mtkrtk | 0:d0f130e27d32 | 107 | bool MovFile::read(char *videoBuf, char *audioBuf, uint32_t *audioSize) |
mtkrtk | 0:d0f130e27d32 | 108 | { |
mtkrtk | 0:d0f130e27d32 | 109 | if (numOfFrames) { |
mtkrtk | 0:d0f130e27d32 | 110 | uint32_t aSize = *audioSizesP++; |
mtkrtk | 0:d0f130e27d32 | 111 | fread(videoBuf, *frameSizesP++, 1, file); |
mtkrtk | 0:d0f130e27d32 | 112 | *audioSize = (uint32_t)fread(audioBuf, 1, aSize, file); |
mtkrtk | 0:d0f130e27d32 | 113 | if (--availableCount == 0) { |
mtkrtk | 0:d0f130e27d32 | 114 | fillCaches(); |
mtkrtk | 0:d0f130e27d32 | 115 | } |
mtkrtk | 0:d0f130e27d32 | 116 | return numOfFrames--; |
mtkrtk | 0:d0f130e27d32 | 117 | } |
mtkrtk | 0:d0f130e27d32 | 118 | return false; |
mtkrtk | 0:d0f130e27d32 | 119 | } |
mtkrtk | 0:d0f130e27d32 | 120 |