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GIF testing

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This commit is contained in:
Christian Schwinne 2024-03-10 14:34:15 +01:00
parent 1f25edc737
commit 3ad56ea103
2 changed files with 32 additions and 29 deletions
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3
wled00/fcn_declare.h
View File

@ -5,7 +5,6 @@
* All globally accessible functions are declared here
*/
#include "FX.h"
//alexa.cpp
#ifndef WLED_DISABLE_ALEXA
@ -127,6 +126,8 @@ void onHueConnect(void* arg, AsyncClient* client);
void sendHuePoll();
void onHueData(void* arg, AsyncClient* client, void *data, size_t len);
#include "FX.h" // must be below colors.cpp declarations (potentially due to duplicate declarations of e.g. color_blend)
//image_loader.cpp
#ifndef WLED_DISABLE_GIF
bool fileSeekCallback(unsigned long position);

58
wled00/image_loader.cpp
View File

@ -5,7 +5,7 @@
File file;
char lastFilename[34] = "/";
GifDecoder<320,320,12,true>* decoder;
GifDecoder<32,32,12> decoder;
bool gifDecodeFailed = false;
long lastFrameDisplayTime = 0, currentFrameDelay = 0;
@ -38,7 +38,7 @@ bool openGif(const char *filename) {
Segment* activeSeg;
uint16_t gifWidth, gifHeight;
uint16_t fillPixX, fillPixY;
//uint16_t fillPixX, fillPixY;
void screenClearCallback(void) {
activeSeg->fill(0);
@ -66,6 +66,7 @@ void drawPixelCallback(int16_t x, int16_t y, uint8_t red, uint8_t green, uint8_t
#define IMAGE_ERROR_DECODER_ALLOC 5
#define IMAGE_ERROR_GIF_DECODE 6
#define IMAGE_ERROR_FRAME_DECODE 7
#define IMAGE_ERROR_WAITING 254
#define IMAGE_ERROR_PREV 255
// renders an image (.gif only; .bmp and .fseq to be added soon) from FS to a segment
@ -84,47 +85,48 @@ byte renderImageToSegment(Segment &seg) {
if (file) file.close();
openGif(lastFilename);
if (!file) { gifDecodeFailed = true; return IMAGE_ERROR_FILE_MISSING; }
if (!decoder) decoder = new GifDecoder<320,320,12,true>();
if (!decoder) { gifDecodeFailed = true; return IMAGE_ERROR_DECODER_ALLOC; }
decoder->setScreenClearCallback(screenClearCallback);
decoder->setUpdateScreenCallback(updateScreenCallback);
decoder->setDrawPixelCallback(drawPixelCallback);
decoder->setFileSeekCallback(fileSeekCallback);
decoder->setFilePositionCallback(filePositionCallback);
decoder->setFileReadCallback(fileReadCallback);
decoder->setFileReadBlockCallback(fileReadBlockCallback);
decoder->setFileSizeCallback(fileSizeCallback);
//if (!decoder) decoder = new GifDecoder<32,32,12>();
//if (!decoder) { gifDecodeFailed = true; return IMAGE_ERROR_DECODER_ALLOC; }
decoder.setScreenClearCallback(screenClearCallback);
decoder.setUpdateScreenCallback(updateScreenCallback);
decoder.setDrawPixelCallback(drawPixelCallback);
decoder.setFileSeekCallback(fileSeekCallback);
decoder.setFilePositionCallback(filePositionCallback);
decoder.setFileReadCallback(fileReadCallback);
decoder.setFileReadBlockCallback(fileReadBlockCallback);
decoder.setFileSizeCallback(fileSizeCallback);
Serial.println("Starting decoding");
if(decoder->startDecoding() < 0) { gifDecodeFailed = true; return IMAGE_ERROR_GIF_DECODE; }
if(decoder.startDecoding() < 0) { gifDecodeFailed = true; return IMAGE_ERROR_GIF_DECODE; }
Serial.println("Decoding started");
}
if (gifDecodeFailed) return IMAGE_ERROR_PREV;
if (!file) { gifDecodeFailed = true; return IMAGE_ERROR_FILE_MISSING; }
if (!decoder) { gifDecodeFailed = true; return IMAGE_ERROR_DECODER_ALLOC; }
//if (!decoder) { gifDecodeFailed = true; return IMAGE_ERROR_DECODER_ALLOC; }
// speed 0 = half speed, 128 = normal, 255 = full FX FPS
// TODO: 0 = 4x slow, 64 = 2x slow, 128 = normal, 192 = 2x fast, 255 = 4x fast
uint32_t wait = currentFrameDelay * 2 - seg.speed * currentFrameDelay / 128;
if((millis() - lastFrameDisplayTime) >= wait) {
decoder->getSize(&gifWidth, &gifHeight);
fillPixX = (seg.width()+(gifWidth-1)) / gifWidth;
fillPixY = (seg.height()+(gifHeight-1)) / gifHeight;
int result = decoder->decodeFrame(false);
if (result < 0) { gifDecodeFailed = true; return IMAGE_ERROR_FRAME_DECODE; }
long lastFrameDelay = currentFrameDelay;
currentFrameDelay = decoder->getFrameDelay_ms();
long tooSlowBy = (millis() - lastFrameDisplayTime) - wait; // if last frame was longer than intended, compensate
currentFrameDelay -= tooSlowBy;
lastFrameDisplayTime = millis();
}
return true;
if((millis() - lastFrameDisplayTime) < wait) return IMAGE_ERROR_WAITING;
decoder.getSize(&gifWidth, &gifHeight);
//fillPixX = (seg.width()+(gifWidth-1)) / gifWidth;
//fillPixY = (seg.height()+(gifHeight-1)) / gifHeight;
int result = decoder.decodeFrame(false);
if (result < 0) { gifDecodeFailed = true; return IMAGE_ERROR_FRAME_DECODE; }
//long lastFrameDelay = currentFrameDelay;
currentFrameDelay = decoder.getFrameDelay_ms();
//long tooSlowBy = (millis() - lastFrameDisplayTime) - wait; // if last frame was longer than intended, compensate
//currentFrameDelay -= tooSlowBy; // TODO this is broken
lastFrameDisplayTime = millis();
return IMAGE_ERROR_NONE;
}
void endImagePlayback() {
if (file) file.close();
delete decoder;
//delete decoder;
gifDecodeFailed = false;
activeSeg = nullptr;
lastFilename[0] = '\0';