apps: common: dng_writer: Support RAW10 and RAW12 format Add support for RAW10 and RAW12 to the dng_writer. This is needed on imx8mp to produce tuning images. Both formats were tested on a debix som with a imx335. Signed-off-by: Stefan Klug <stefan.klug@ideasonboard.com> Reviewed-by: Daniel Scally <dan.scally@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> 
diff --git a/src/apps/common/dng_writer.cpp b/src/apps/common/dng_writer.cpp index 96bbd26..9241f23 100644 --- a/src/apps/common/dng_writer.cpp +++ b/src/apps/common/dng_writer.cpp 
@@ -136,6 +136,34 @@ 	std::copy(in, in + width, out);  }   +void packScanlineRaw10(void *output, const void *input, unsigned int width) +{ +	const uint16_t *in = static_cast<const uint16_t *>(input); +	uint8_t *out = static_cast<uint8_t *>(output); + +	for (unsigned int i = 0; i < width; i += 4) { +	*out++ = (in[0] & 0x3fc) >> 2; +	*out++ = (in[0] & 0x003) << 6 | (in[1] & 0x3f0) >> 4; +	*out++ = (in[1] & 0x00f) << 4 | (in[2] & 0x3c0) >> 6; +	*out++ = (in[2] & 0x03f) << 2 | (in[3] & 0x300) >> 8; +	*out++ = (in[3] & 0x0ff); +	in += 4; +	} +} + +void packScanlineRaw12(void *output, const void *input, unsigned int width) +{ +	const uint16_t *in = static_cast<const uint16_t *>(input); +	uint8_t *out = static_cast<uint8_t *>(output); + +	for (unsigned int i = 0; i < width; i += 2) { +	*out++ = (in[0] & 0xff0) >> 4; +	*out++ = (in[0] & 0x00f) << 4 | (in[1] & 0xf00) >> 8; +	*out++ = (in[1] & 0x0ff); +	in += 2; +	} +} +  void packScanlineRaw16(void *output, const void *input, unsigned int width)  { 	const uint16_t *in = static_cast<const uint16_t *>(input); @@ -340,6 +368,54 @@ 	.packScanline = packScanlineRaw8, 	.thumbScanline = thumbScanlineRaw_CSI2P, 	} }, +	{ formats::SBGGR10, { +	.bitsPerSample = 10, +	.pattern = { CFAPatternBlue, CFAPatternGreen, CFAPatternGreen, CFAPatternRed }, +	.packScanline = packScanlineRaw10, +	.thumbScanline = thumbScanlineRaw, +	} }, +	{ formats::SGBRG10, { +	.bitsPerSample = 10, +	.pattern = { CFAPatternGreen, CFAPatternBlue, CFAPatternRed, CFAPatternGreen }, +	.packScanline = packScanlineRaw10, +	.thumbScanline = thumbScanlineRaw, +	} }, +	{ formats::SGRBG10, { +	.bitsPerSample = 10, +	.pattern = { CFAPatternGreen, CFAPatternRed, CFAPatternBlue, CFAPatternGreen }, +	.packScanline = packScanlineRaw10, +	.thumbScanline = thumbScanlineRaw, +	} }, +	{ formats::SRGGB10, { +	.bitsPerSample = 10, +	.pattern = { CFAPatternRed, CFAPatternGreen, CFAPatternGreen, CFAPatternBlue }, +	.packScanline = packScanlineRaw10, +	.thumbScanline = thumbScanlineRaw, +	} }, +	{ formats::SBGGR12, { +	.bitsPerSample = 12, +	.pattern = { CFAPatternBlue, CFAPatternGreen, CFAPatternGreen, CFAPatternRed }, +	.packScanline = packScanlineRaw12, +	.thumbScanline = thumbScanlineRaw, +	} }, +	{ formats::SGBRG12, { +	.bitsPerSample = 12, +	.pattern = { CFAPatternGreen, CFAPatternBlue, CFAPatternRed, CFAPatternGreen }, +	.packScanline = packScanlineRaw12, +	.thumbScanline = thumbScanlineRaw, +	} }, +	{ formats::SGRBG12, { +	.bitsPerSample = 12, +	.pattern = { CFAPatternGreen, CFAPatternRed, CFAPatternBlue, CFAPatternGreen }, +	.packScanline = packScanlineRaw12, +	.thumbScanline = thumbScanlineRaw, +	} }, +	{ formats::SRGGB12, { +	.bitsPerSample = 12, +	.pattern = { CFAPatternRed, CFAPatternGreen, CFAPatternGreen, CFAPatternBlue }, +	.packScanline = packScanlineRaw12, +	.thumbScanline = thumbScanlineRaw, +	} }, 	{ formats::SBGGR16, { 	.bitsPerSample = 16, 	.pattern = { CFAPatternBlue, CFAPatternGreen, CFAPatternGreen, CFAPatternRed },