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fix(core): fix hw jpegdec issue with grayscale images

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cepetr 2025-02-12 11:34:15 +01:00 committed by cepetr
parent 0adc6a9ad0
commit 850b52c1fe
1 changed files with 8 additions and 6 deletions
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14
core/embed/gfx/jpegdec/stm32u5/jpegdec.c
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@ -439,25 +439,27 @@ bool jpegdec_get_slice_rgba8888(uint32_t *rgba8888, jpegdec_slice_t *slice) {
.src_alpha = 255,
};
bool result = false;
#ifdef KERNEL
tz_set_dma2d_unpriv(false);
#endif
switch (dec->image.format) {
case JPEGDEC_IMAGE_YCBCR420:
dma2d_rgba8888_copy_ycbcr420(&bb);
result = dma2d_rgba8888_copy_ycbcr420(&bb);
break;
case JPEGDEC_IMAGE_YCBCR422:
dma2d_rgba8888_copy_ycbcr422(&bb);
result = dma2d_rgba8888_copy_ycbcr422(&bb);
break;
case JPEGDEC_IMAGE_YCBCR444:
dma2d_rgba8888_copy_ycbcr444(&bb);
result = dma2d_rgba8888_copy_ycbcr444(&bb);
break;
case JPEGDEC_IMAGE_GRAYSCALE:
// Conversion from grayscale to RGBA8888 is not supported
return false;
default:
return false;
result = false;
break;
}
// Wait until the DMA transfer is complete so that the caller can use
@ -468,7 +470,7 @@ bool jpegdec_get_slice_rgba8888(uint32_t *rgba8888, jpegdec_slice_t *slice) {
tz_set_dma2d_unpriv(true);
#endif
return true;
return result;
}
#endif // KERNEL_MODE