From 94fe7dabe63144d7592e72ec49138d768e2598fb Mon Sep 17 00:00:00 2001
From: Jiyong <jiyong.min@samsung.com>
Date: Thu, 25 Apr 2024 10:59:19 +0900
Subject: [PATCH] Add NV12 format support for cropping image

Change-Id: I5f111bd4bc014647f29c48ce5f85af5c18e60b12
---
 imgp/mm_util_imgp.c          | 44 ++++++++++++++++++++++++++++--------
 packaging/libmm-utility.spec |  2 +-
 2 files changed, 35 insertions(+), 11 deletions(-)

diff --git a/imgp/mm_util_imgp.c b/imgp/mm_util_imgp.c
index b8ab524..9774f23 100644
--- a/imgp/mm_util_imgp.c
+++ b/imgp/mm_util_imgp.c
@@ -283,6 +283,31 @@ unsigned int crop_start_x, unsigned int crop_start_y, unsigned int crop_dest_wid
 	}
 }
 
+static void __mm_util_crop_nv12(const unsigned char *src, unsigned int src_width, unsigned int src_height,
+unsigned int crop_start_x, unsigned int crop_start_y, unsigned int crop_dest_width, unsigned int crop_dest_height, unsigned char *dst)
+{
+	unsigned int idx = 0;
+	unsigned int start_x = crop_start_x;
+	unsigned int start_y = crop_start_y;
+
+	const unsigned char *_src = src + start_y * src_width + start_x;
+
+	/* Y */
+	for (idx = 0; idx < crop_dest_height; idx++) {
+		memcpy(dst, _src, crop_dest_width);
+		_src += src_width;
+		dst += crop_dest_width;
+	}
+
+	/* UV */
+	_src = src + src_height * src_width + (start_y / 2) * src_width + start_x;
+	for (idx = 0; idx < crop_dest_height / 2; idx++) {
+		memcpy(dst, _src, crop_dest_width);
+		_src += src_width;
+		dst += crop_dest_width;
+	}
+}
+
 static IMGPInfoFunc __mm_util_initialize(GModule **module)
 {
 	GModule *_module = NULL;
@@ -585,12 +610,12 @@ int mm_util_crop_image(mm_util_image_h src, unsigned int start_x, unsigned int s
 
 	if (_src->color == MM_UTIL_COLOR_I420 || _src->color == MM_UTIL_COLOR_YUV420) {
 		if ((_width % 2) != 0) {
-			_width = ((_width+1)>>1)<<1;
+			_width = ((_width + 1) >> 1) << 1;
 			mm_util_warn("width must be even. change from [%d] to [%d]", width, _width);
 		}
 
 		if ((_height % 2) != 0) {
-			_height = ((_height+1)>>1)<<1;
+			_height = ((_height + 1) >> 1) << 1;
 			mm_util_warn("height must be even. change from [%d] to [%d]", height, _height);
 		}
 	}
@@ -601,26 +626,25 @@ int mm_util_crop_image(mm_util_image_h src, unsigned int start_x, unsigned int s
 	_buffer = g_malloc0(_buffer_size);
 
 	switch (_src->color) {
-	case MM_UTIL_COLOR_RGB16: {
+	case MM_UTIL_COLOR_RGB16:
 		__mm_util_crop_rgb16(_src->data, _src->width, _src->height, start_x, start_y, _width, _height, _buffer);
 		break;
-		}
-	case MM_UTIL_COLOR_RGB24: {
+	case MM_UTIL_COLOR_RGB24:
 		__mm_util_crop_rgb24(_src->data, _src->width, _src->height, start_x, start_y, _width, _height, _buffer);
 		break;
-		}
 	case MM_UTIL_COLOR_ARGB:
 	case MM_UTIL_COLOR_BGRA:
 	case MM_UTIL_COLOR_RGBA:
-	case MM_UTIL_COLOR_BGRX: {
+	case MM_UTIL_COLOR_BGRX:
 		__mm_util_crop_rgb32(_src->data, _src->width, _src->height, start_x, start_y, _width, _height, _buffer);
 		break;
-		}
 	case MM_UTIL_COLOR_I420:
-	case MM_UTIL_COLOR_YUV420: {
+	case MM_UTIL_COLOR_YUV420:
 		__mm_util_crop_yuv420(_src->data, _src->width, _src->height, start_x, start_y, _width, _height, _buffer);
 		break;
-		}
+	case MM_UTIL_COLOR_NV12:
+		__mm_util_crop_nv12(_src->data, _src->width, _src->height, start_x, start_y, _width, _height, _buffer);
+		break;
 	default:
 		mm_util_error("Not supported format [%d]", _src->color);
 		g_free(_buffer);
diff --git a/packaging/libmm-utility.spec b/packaging/libmm-utility.spec
index 8978779..ae00c9c 100644
--- a/packaging/libmm-utility.spec
+++ b/packaging/libmm-utility.spec
@@ -1,6 +1,6 @@
 Name:       libmm-utility
 Summary:    Multimedia Framework Utility Library
-Version:    0.4.12
+Version:    0.4.13
 Release:    0
 Group:      System/Libraries
 License:    Apache-2.0
-- 
2.34.1