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Merge "Remove the YV16 format for simplicity's sake." into gingerbread

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This commit is contained in:
Mathias Agopian
2010-07-14 16:30:41 -07:00
committed by Android (Google) Code Review
parent 6e0f65fd9c 058d0390a4
commit 38eea8bf99
4 changed files with 83 additions and 52 deletions
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11
api/current.xml
View File

@ -64843,6 +64843,17 @@
visibility="public"
>
</field>
<field name="YV12"
type="int"
transient="false"
volatile="false"
value="842094169"
static="true"
final="true"
deprecated="not deprecated"
visibility="public"
>
</field>
</class>
<class name="Interpolator"
extends="java.lang.Object"

121
graphics/java/android/graphics/ImageFormat.java
View File

@ -16,61 +16,84 @@
package android.graphics;
public class ImageFormat
{
/* these constants are chosen to be binary compatible with
* their previous location in PixelFormat.java */
public static final int UNKNOWN = 0;
public class ImageFormat {
/*
* these constants are chosen to be binary compatible with their previous
* location in PixelFormat.java
*/
/** RGB format used for pictures encoded as RGB_565
* see {@link android.hardware.Camera.Parameters#setPictureFormat(int)}.
*/
public static final int RGB_565 = 4;
public static final int UNKNOWN = 0;
/**
* YCbCr formats, used for video. These are not necessarily supported
* by the hardware.
*/
public static final int NV16 = 0x10;
/**
* RGB format used for pictures encoded as RGB_565 see
* {@link android.hardware.Camera.Parameters#setPictureFormat(int)}.
*/
public static final int RGB_565 = 4;
/** YCrCb format used for images, which uses the NV21 encoding format.
* This is the default format for camera preview images, when not
* otherwise set with
* {@link android.hardware.Camera.Parameters#setPreviewFormat(int)}.
*/
public static final int NV21 = 0x11;
/**
* Planar 4:2:0 YCrCb format. This format assumes an horizontal stride of 16
* pixels for all planes and an implicit vertical stride of the image
* height's next multiple of two.
* y_size = stride * ALIGN(height, 2)
* c_size = ALIGN(stride/2, 16) * height
* size = y_size + c_size * 2
* cr_offset = y_size
* cb_offset = y_size + c_size
*
* Whether this format is supported by the camera hardware can be determined
* by
* {@link android.hardware.Camera.Parameters#getSupportedPreviewFormats()}.
*/
public static final int YV12 = 0x32315659;
/**
* YCbCr format, used for video. Whether this format is supported by the
* camera hardware can be determined by
* {@link android.hardware.Camera.Parameters#getSupportedPreviewFormats()}.
*/
public static final int NV16 = 0x10;
/** YCbCr format used for images, which uses YUYV (YUY2) encoding format.
* This is an alternative format for camera preview images. Whether this
* format is supported by the camera hardware can be determined by
* {@link android.hardware.Camera.Parameters#getSupportedPreviewFormats()}.
*/
public static final int YUY2 = 0x14;
/**
* YCrCb format used for images, which uses the NV21 encoding format. This
* is the default format for camera preview images, when not otherwise set
* with {@link android.hardware.Camera.Parameters#setPreviewFormat(int)}.
*/
public static final int NV21 = 0x11;
/**
* Encoded formats. These are not necessarily supported by the hardware.
*/
public static final int JPEG = 0x100;
/**
* YCbCr format used for images, which uses YUYV (YUY2) encoding format.
* This is an alternative format for camera preview images. Whether this
* format is supported by the camera hardware can be determined by
* {@link android.hardware.Camera.Parameters#getSupportedPreviewFormats()}.
*/
public static final int YUY2 = 0x14;
/**
* Encoded formats. These are not necessarily supported by the hardware.
*/
public static final int JPEG = 0x100;
/**
* Use this function to retrieve the number of bits per pixel of
* an ImageFormat.
* @param format
* @return the number of bits per pixel of the given format or -1 if the
* format doesn't exist or is not supported.
*/
public static int getBitsPerPixel(int format) {
switch (format) {
case RGB_565: return 16;
case NV16: return 16;
case NV21: return 12;
case YUY2: return 16;
}
return -1;
}
/**
* Use this function to retrieve the number of bits per pixel of an
* ImageFormat.
*
* @param format
* @return the number of bits per pixel of the given format or -1 if the
* format doesn't exist or is not supported.
*/
public static int getBitsPerPixel(int format) {
switch (format) {
case RGB_565:
return 16;
case NV16:
return 16;
case YUY2:
return 16;
case YV12:
return 12;
case NV21:
return 12;
}
return -1;
}
}

2
libs/surfaceflinger/TextureManager.cpp
View File

@ -107,7 +107,6 @@ bool TextureManager::isSupportedYuvFormat(int format)
{
switch (format) {
case HAL_PIXEL_FORMAT_YV12:
case HAL_PIXEL_FORMAT_YV16:
return true;
}
return false;
@ -118,7 +117,6 @@ bool TextureManager::isYuvFormat(int format)
switch (format) {
// supported YUV formats
case HAL_PIXEL_FORMAT_YV12:
case HAL_PIXEL_FORMAT_YV16:
// Legacy/deprecated YUV formats
case HAL_PIXEL_FORMAT_YCbCr_422_SP:
case HAL_PIXEL_FORMAT_YCrCb_420_SP:

1
libs/ui/PixelFormat.cpp
View File

@ -60,7 +60,6 @@ status_t getPixelFormatInfo(PixelFormat format, PixelFormatInfo* info)
switch (format) {
case HAL_PIXEL_FORMAT_YCbCr_422_SP:
case HAL_PIXEL_FORMAT_YCbCr_422_I:
case HAL_PIXEL_FORMAT_YV16:
info->bitsPerPixel = 16;
goto done;
case HAL_PIXEL_FORMAT_YCrCb_420_SP: