From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Thu, 17 Jul 2014 22:15:43 +0000 (+0200)
Subject: qv4l2: add support for new alpha-aware pixelformats.
X-Git-Tag: v4l-utils-1.3.90~91
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c7a5ba9486942d591b365f9d91d6efbf494c0fd1;p=platform%2Fupstream%2Fv4l-utils.git

qv4l2: add support for new alpha-aware pixelformats.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
---

diff --git a/utils/qv4l2/capture-win-gl.cpp b/utils/qv4l2/capture-win-gl.cpp
index 135de12..b785658 100644
--- a/utils/qv4l2/capture-win-gl.cpp
+++ b/utils/qv4l2/capture-win-gl.cpp
@@ -278,12 +278,18 @@ bool CaptureWinGLEngine::hasNativeFormat(__u32 format)
 {
 	static const __u32 supported_fmts[] = {
 		V4L2_PIX_FMT_RGB32,
+		V4L2_PIX_FMT_XRGB32,
+		V4L2_PIX_FMT_ARGB32,
 		V4L2_PIX_FMT_BGR32,
+		V4L2_PIX_FMT_XBGR32,
+		V4L2_PIX_FMT_ABGR32,
 		V4L2_PIX_FMT_RGB24,
 		V4L2_PIX_FMT_BGR24,
 		V4L2_PIX_FMT_RGB565,
 		V4L2_PIX_FMT_RGB565X,
 		V4L2_PIX_FMT_RGB555,
+		V4L2_PIX_FMT_XRGB555,
+		V4L2_PIX_FMT_ARGB555,
 		V4L2_PIX_FMT_RGB555X,
 		V4L2_PIX_FMT_YUYV,
 		V4L2_PIX_FMT_YVYU,
@@ -336,6 +342,8 @@ void CaptureWinGLEngine::changeShader()
 		break;
 
 	case V4L2_PIX_FMT_RGB555:
+	case V4L2_PIX_FMT_XRGB555:
+	case V4L2_PIX_FMT_ARGB555:
 	case V4L2_PIX_FMT_RGB555X:
 	case V4L2_PIX_FMT_RGB565:
 	case V4L2_PIX_FMT_RGB565X:
@@ -343,6 +351,10 @@ void CaptureWinGLEngine::changeShader()
 	case V4L2_PIX_FMT_BGR24:
 	case V4L2_PIX_FMT_RGB32:
 	case V4L2_PIX_FMT_BGR32:
+	case V4L2_PIX_FMT_XRGB32:
+	case V4L2_PIX_FMT_XBGR32:
+	case V4L2_PIX_FMT_ARGB32:
+	case V4L2_PIX_FMT_ABGR32:
 	default:
 		shader_RGB();
 		break;
@@ -419,6 +431,8 @@ void CaptureWinGLEngine::paintGL()
 		break;
 
 	case V4L2_PIX_FMT_RGB555:
+	case V4L2_PIX_FMT_XRGB555:
+	case V4L2_PIX_FMT_ARGB555:
 	case V4L2_PIX_FMT_RGB555X:
 	case V4L2_PIX_FMT_RGB565:
 	case V4L2_PIX_FMT_RGB565X:
@@ -426,6 +440,10 @@ void CaptureWinGLEngine::paintGL()
 	case V4L2_PIX_FMT_BGR24:
 	case V4L2_PIX_FMT_RGB32:
 	case V4L2_PIX_FMT_BGR32:
+	case V4L2_PIX_FMT_XRGB32:
+	case V4L2_PIX_FMT_XBGR32:
+	case V4L2_PIX_FMT_ARGB32:
+	case V4L2_PIX_FMT_ABGR32:
 	default:
 		render_RGB();
 		break;
@@ -927,10 +945,13 @@ void CaptureWinGLEngine::shader_RGB()
 						GL_SRGB8_ALPHA8 : GL_RGBA8;
 
 	switch (m_frameFormat) {
+	case V4L2_PIX_FMT_ARGB555:
+		hasAlpha = true;
+		/* fall-through */
 	case V4L2_PIX_FMT_RGB555:
+	case V4L2_PIX_FMT_XRGB555:
 		glTexImage2D(GL_TEXTURE_2D, 0, internalFmt, m_frameWidth, m_frameHeight, 0,
 			     GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV, NULL);
-		hasAlpha = true;
 		break;
 
 	case V4L2_PIX_FMT_RGB555X:
@@ -944,15 +965,21 @@ void CaptureWinGLEngine::shader_RGB()
 		glTexImage2D(GL_TEXTURE_2D, 0, internalFmt, m_frameWidth, m_frameHeight, 0,
 			     GL_RGB, GL_UNSIGNED_SHORT_5_6_5, NULL);
 		break;
+	case V4L2_PIX_FMT_ARGB32:
+		hasAlpha = true;
+		/* fall-through */
 	case V4L2_PIX_FMT_RGB32:
+	case V4L2_PIX_FMT_XRGB32:
 		glTexImage2D(GL_TEXTURE_2D, 0, internalFmt, m_frameWidth, m_frameHeight, 0,
 				GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, NULL);
-		hasAlpha = true;
 		break;
+	case V4L2_PIX_FMT_ABGR32:
+		hasAlpha = true;
+		/* fall-through */
 	case V4L2_PIX_FMT_BGR32:
+	case V4L2_PIX_FMT_XBGR32:
 		glTexImage2D(GL_TEXTURE_2D, 0, internalFmt, m_frameWidth, m_frameHeight, 0,
 				GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, NULL);
-		hasAlpha = true;
 		break;
 	case V4L2_PIX_FMT_RGB24:
 	case V4L2_PIX_FMT_BGR24:
@@ -1018,6 +1045,8 @@ void CaptureWinGLEngine::render_RGB()
 
 	switch (m_frameFormat) {
 	case V4L2_PIX_FMT_RGB555:
+	case V4L2_PIX_FMT_XRGB555:
+	case V4L2_PIX_FMT_ARGB555:
 		glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, m_frameWidth, m_frameHeight,
 				GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV, m_frameData);
 		break;
@@ -1048,10 +1077,14 @@ void CaptureWinGLEngine::render_RGB()
 		break;
 
 	case V4L2_PIX_FMT_RGB32:
+	case V4L2_PIX_FMT_XRGB32:
+	case V4L2_PIX_FMT_ARGB32:
 		glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, m_frameWidth, m_frameHeight,
 				GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, m_frameData);
 		break;
 	case V4L2_PIX_FMT_BGR32:
+	case V4L2_PIX_FMT_XBGR32:
+	case V4L2_PIX_FMT_ABGR32:
 		glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, m_frameWidth, m_frameHeight,
 				GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, m_frameData);
 		break;
diff --git a/utils/qv4l2/capture-win-qt.cpp b/utils/qv4l2/capture-win-qt.cpp
index d2f80c9..7aafabc 100644
--- a/utils/qv4l2/capture-win-qt.cpp
+++ b/utils/qv4l2/capture-win-qt.cpp
@@ -130,15 +130,21 @@ bool CaptureWinQt::findNativeFormat(__u32 format, QImage::Format &dstFmt)
 	} supported_fmts[] = {
 #if Q_BYTE_ORDER == Q_BIG_ENDIAN
 		{ V4L2_PIX_FMT_RGB32, QImage::Format_RGB32 },
+		{ V4L2_PIX_FMT_XRGB32, QImage::Format_RGB32 },
+		{ V4L2_PIX_FMT_ARGB32, QImage::Format_ARGB32 },
 		{ V4L2_PIX_FMT_RGB24, QImage::Format_RGB888 },
 		{ V4L2_PIX_FMT_RGB565X, QImage::Format_RGB16 },
 		{ V4L2_PIX_FMT_RGB555X, QImage::Format_RGB555 },
 #else
 		{ V4L2_PIX_FMT_BGR32, QImage::Format_RGB32 },
+		{ V4L2_PIX_FMT_XBGR32, QImage::Format_RGB32 },
+		{ V4L2_PIX_FMT_ABGR32, QImage::Format_ARGB32 },
 		{ V4L2_PIX_FMT_RGB24, QImage::Format_RGB888 },
 		{ V4L2_PIX_FMT_RGB565, QImage::Format_RGB16 },
 		{ V4L2_PIX_FMT_RGB555, QImage::Format_RGB555 },
+		{ V4L2_PIX_FMT_XRGB555, QImage::Format_RGB555 },
 		{ V4L2_PIX_FMT_RGB444, QImage::Format_RGB444 },
+		{ V4L2_PIX_FMT_XRGB444, QImage::Format_RGB444 },
 #endif
 		{ 0, QImage::Format_Invalid }
 	};
diff --git a/utils/qv4l2/qv4l2.cpp b/utils/qv4l2/qv4l2.cpp
index 3490714..b1c3001 100644
--- a/utils/qv4l2/qv4l2.cpp
+++ b/utils/qv4l2/qv4l2.cpp
@@ -1187,8 +1187,18 @@ void ApplicationWindow::capStart(bool start)
 	}
 
 	// Ensure that the initial image is large enough for native 32 bit per pixel formats
-	if (pixfmt == V4L2_PIX_FMT_RGB32 || pixfmt == V4L2_PIX_FMT_BGR32)
+	switch (pixfmt) {
+	case V4L2_PIX_FMT_RGB32:
+	case V4L2_PIX_FMT_BGR32:
+	case V4L2_PIX_FMT_XRGB32:
+	case V4L2_PIX_FMT_XBGR32:
+		dstFmt = QImage::Format_RGB32;
+		break;
+	case V4L2_PIX_FMT_ARGB32:
+	case V4L2_PIX_FMT_ABGR32:
 		dstFmt = QImage::Format_ARGB32;
+		break;
+	}
 	m_capImage = new QImage(width, height, dstFmt);
 	m_capImage->fill(0);