Minor changes (596a7564) · Commits · e / os / platform_frameworks_native

libs/jpegrecoverymap/include/jpegrecoverymap/recoverymap.h

+59 −20

Original line number	Diff line number	Diff line
		@@ -16,61 +16,100 @@

		namespace android::recoverymap {

		/*
		* Holds information for uncompressed image or recovery map.
		*/
		struct jpeg_r_uncompressed_struct {
		// Pointer to the data location.
		void* data;
		// Width of the recovery map or image in pixels.
		int width;
		// Height of the recovery map or image in pixels.
		int height;
		};

		/*
		* Holds information for compressed image or recovery map.
		*/
		struct jpeg_r_compressed_struct {
		// Pointer to the data location.
		void* data;
		// Data length;
		int length;
		};

		typedef struct jpeg_r_uncompressed_struct* j_r_uncompressed_ptr;
		typedef struct jpeg_r_compressed_struct* j_r_compressed_ptr;

		class RecoveryMap {
		public:
		/*
		* This method is called in the decoding pipeline. It will decode the recovery map.
		*
		* input: compressed recovery map
		* output: uncompressed recovery map
		* @param compressed_recovery_map compressed recovery map
		* @param dest decoded recover map
		* @return true if decoding succeeds
		*/
		void* decodeRecoveryMap(void* compressed_recovery_map);
		bool decodeRecoveryMap(j_r_compressed_ptr compressed_recovery_map,
		j_r_uncompressed_ptr dest);

		/*
		* This method is called in the encoding pipeline. It will encode the recovery map.
		*
		* input: uncompressed recovery map
		* output: compressed recovery map
		* @param uncompressed_recovery_map uncompressed recovery map
		* @param dest encoded recover map
		* @return true if encoding succeeds
		*/
		void* encodeRecoveryMap(void* uncompressed_recovery_map);
		bool encodeRecoveryMap(j_r_uncompressed_ptr uncompressed_recovery_map,
		j_r_compressed_ptr dest);

		/*
		* This method is called in the encoding pipeline. It will take the uncompressed 8-bit and
		* 10-bit yuv images as input, and calculate the uncompressed recovery map.
		*
		* input: uncompressed yuv_420 image, uncompressed p010 image
		* output: uncompressed recovery map
		* @param uncompressed_yuv_420_image uncompressed SDR image in YUV_420 color format
		* @param uncompressed_p010_image uncompressed HDR image in P010 color format
		* @param dest recover map
		* @return true if calculation succeeds
		*/
		void* generateRecoveryMap(void* uncompressed_yuv_420_image, void* uncompressed_p010_image);
		bool generateRecoveryMap(j_r_uncompressed_ptr uncompressed_yuv_420_image,
		j_r_uncompressed_ptr uncompressed_p010_image,
		j_r_uncompressed_ptr dest);

		/*
		* This method is called in the decoding pipeline. It will take the uncompressed (decoded)
		* 8-bit yuv image and the uncompressed (decoded) recovery map as input, and calculate the
		* 10-bit recovered image (in p010 color format).
		*
		* input: uncompressed yuv_420 image, uncompressed recovery map
		* output: uncompress p010 image
		* @param uncompressed_yuv_420_image uncompressed SDR image in YUV_420 color format
		* @param uncompressed_recovery_map uncompressed recovery map
		* @param dest reconstructed HDR image
		* @return true if calculation succeeds
		*/
		void* applyRecoveryMap(void* uncompressed_yuv_420_image, void* uncompressed_recovery_map);
		bool applyRecoveryMap(j_r_uncompressed_ptr uncompressed_yuv_420_image,
		j_r_uncompressed_ptr uncompressed_recovery_map,
		j_r_uncompressed_ptr dest);

		/*
		* This method is called in the decoding pipeline. It will read XMP metadata to find the start
		* position of the compressed recovery map, and will extract the compressed recovery map.
		*
		* input: compressed JPEG-G image (8-bit JPEG + compressed recovery map)
		* output: compressed recovery map
		* @param compressed_jpeg_r_image compressed JPEG_R image
		* @return compressed recovery map
		*/
		void* extractRecoveryMap(void* compressed_jpeg_g_image);
		j_r_compressed_ptr extractRecoveryMap(void* compressed_jpeg_r_image);

		/*
		* This method is called in the encoding pipeline. It will take the standard 8-bit JPEG image
		* and the compressed recovery map as input, and update the XMP metadata with the end of JPEG
		* marker, and append the compressed gian map after the JPEG.
		*
		* input: compressed 8-bit JPEG image (standard JPEG), compressed recovery map
		* output: compressed JPEG-G image (8-bit JPEG + compressed recovery map)
		* @param compressed_jpeg_image compressed 8-bit JPEG image
		* @param compress_recovery_map compressed recover map
		* @return compressed JPEG_R image
		*/
		void* appendRecoveryMap(void* compressed_jpeg_image, void* compressed_recovery_map);
		void* appendRecoveryMap(void* compressed_jpeg_image,
		j_r_compressed_ptr compressed_recovery_map);
		};

		} // namespace android::recoverymap

libs/jpegrecoverymap/recoverymap.cpp

+30 −21

Original line number	Diff line number	Diff line
		@@ -18,46 +18,54 @@

		namespace android::recoverymap {

		void* RecoveryMap::decodeRecoveryMap(void* compressed_recovery_map) {
		if (compressed_recovery_map == nullptr) {
		return nullptr;
		bool RecoveryMap::decodeRecoveryMap(j_r_compressed_ptr compressed_recovery_map,
		j_r_uncompressed_ptr dest) {
		if (compressed_recovery_map == nullptr \|\| dest == nullptr) {
		return false;
		}

		// TBD
		return nullptr;
		return true;
		}

		void* RecoveryMap::encodeRecoveryMap(void* uncompressed_recovery_map) {
		if (uncompressed_recovery_map == nullptr) {
		return nullptr;
		bool RecoveryMap::encodeRecoveryMap(j_r_uncompressed_ptr uncompressed_recovery_map,
		j_r_compressed_ptr dest) {
		if (uncompressed_recovery_map == nullptr \|\| dest == nullptr) {
		return false;
		}

		// TBD
		return nullptr;
		return true;
		}

		void* RecoveryMap::generateRecoveryMap(
		void* uncompressed_yuv_420_image, void* uncompressed_p010_image) {
		if (uncompressed_yuv_420_image == nullptr \|\| uncompressed_p010_image == nullptr) {
		return nullptr;
		bool RecoveryMap::generateRecoveryMap(j_r_uncompressed_ptr uncompressed_yuv_420_image,
		j_r_uncompressed_ptr uncompressed_p010_image,
		j_r_uncompressed_ptr dest) {
		if (uncompressed_yuv_420_image == nullptr
		\|\| uncompressed_p010_image == nullptr
		\|\| dest == nullptr) {
		return false;
		}

		// TBD
		return nullptr;
		return true;
		}

		void* RecoveryMap::applyRecoveryMap(
		void* uncompressed_yuv_420_image, void* uncompressed_recovery_map) {
		if (uncompressed_yuv_420_image == nullptr \|\| uncompressed_recovery_map == nullptr) {
		return nullptr;
		bool RecoveryMap::applyRecoveryMap(j_r_uncompressed_ptr uncompressed_yuv_420_image,
		j_r_uncompressed_ptr uncompressed_recovery_map,
		j_r_uncompressed_ptr dest) {
		if (uncompressed_yuv_420_image == nullptr
		\|\| uncompressed_recovery_map == nullptr
		\|\| dest == nullptr) {
		return false;
		}

		// TBD
		return nullptr;
		return true;
		}

		void* RecoveryMap::extractRecoveryMap(void* compressed_jpeg_g_image) {
		if (compressed_jpeg_g_image == nullptr) {
		j_r_compressed_ptr RecoveryMap::extractRecoveryMap(void* compressed_jpeg_r_image) {
		if (compressed_jpeg_r_image == nullptr) {
		return nullptr;
		}

		@@ -65,7 +73,8 @@ void* RecoveryMap::extractRecoveryMap(void* compressed_jpeg_g_image) {
		return nullptr;
		}

		void* RecoveryMap::appendRecoveryMap(void* compressed_jpeg_image, void* compressed_recovery_map) {
		void* RecoveryMap::appendRecoveryMap(void* compressed_jpeg_image,
		j_r_compressed_ptr compressed_recovery_map) {
		if (compressed_jpeg_image == nullptr \|\| compressed_recovery_map == nullptr) {
		return nullptr;
		}