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feat: support JPEG input (#1455)

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This commit is contained in:
laride
2025-11-18 20:34:22 +08:00
committed by GitHub
parent 511349a7bd
commit 860d12a12c
7 changed files with 449 additions and 21 deletions
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20
main/display/lvgl_display/jpg/image_to_jpeg.cpp
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@@ -426,6 +426,19 @@ static bool encode_with_esp_new_jpeg(const uint8_t* src, size_t src_len, uint16_
bool image_to_jpeg(uint8_t* src, size_t src_len, uint16_t width, uint16_t height, v4l2_pix_fmt_t format,
uint8_t quality, uint8_t** out, size_t* out_len) {
#ifdef CONFIG_XIAOZHI_CAMERA_ALLOW_JPEG_INPUT
if (format == V4L2_PIX_FMT_JPEG) {
uint8_t * out_data = (uint8_t*)heap_caps_malloc(src_len, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
if (!out_data) {
ESP_LOGE(TAG, "Failed to allocate memory for JPEG output");
return false;
}
memcpy(out_data, src, src_len);
*out = out_data;
*out_len = src_len;
return true;
}
#endif // CONFIG_XIAOZHI_CAMERA_ALLOW_JPEG_INPUT
#if CONFIG_XIAOZHI_ENABLE_HARDWARE_JPEG_ENCODER
if (encode_with_hw_jpeg(src, src_len, width, height, format, quality, out, out_len, NULL, NULL)) {
return true;
@@ -437,6 +450,13 @@ bool image_to_jpeg(uint8_t* src, size_t src_len, uint16_t width, uint16_t height
bool image_to_jpeg_cb(uint8_t* src, size_t src_len, uint16_t width, uint16_t height, v4l2_pix_fmt_t format,
uint8_t quality, jpg_out_cb cb, void* arg) {
#ifdef CONFIG_XIAOZHI_CAMERA_ALLOW_JPEG_INPUT
if (format == V4L2_PIX_FMT_JPEG) {
cb(arg, 0, src, src_len);
cb(arg, 1, nullptr, 0); // end signal
return true;
}
#endif // CONFIG_XIAOZHI_CAMERA_ALLOW_JPEG_INPUT
#if CONFIG_XIAOZHI_ENABLE_HARDWARE_JPEG_ENCODER
if (encode_with_hw_jpeg(src, src_len, width, height, format, quality, NULL, NULL, cb, arg)) {
return true;