diff options
Diffstat (limited to 'media')
| -rw-r--r-- | media/java/android/media/Image.java | 5 | ||||
| -rw-r--r-- | media/jni/android_media_ImageReader.cpp | 25 |
2 files changed, 20 insertions, 10 deletions
diff --git a/media/java/android/media/Image.java b/media/java/android/media/Image.java index 0d6b91a..53ab264 100644 --- a/media/java/android/media/Image.java +++ b/media/java/android/media/Image.java @@ -214,6 +214,11 @@ public abstract class Image implements AutoCloseable { * the underlying data could be mapped as a pointer in JNI without doing * any copies with {@code GetDirectBufferAddress}.</p> * + * <p>For raw formats, each plane is only guaranteed to contain data + * up to the last pixel in the last row. In other words, the stride + * after the last row may not be mapped into the buffer. This is a + * necessary requirement for any interleaved format.</p> + * * @return the byte buffer containing the image data for this plane. */ public abstract ByteBuffer getBuffer(); diff --git a/media/jni/android_media_ImageReader.cpp b/media/jni/android_media_ImageReader.cpp index 7e68c78..5406130 100644 --- a/media/jni/android_media_ImageReader.cpp +++ b/media/jni/android_media_ImageReader.cpp @@ -351,7 +351,7 @@ static void Image_getLockedBufferInfo(JNIEnv* env, CpuConsumer::LockedBuffer* bu int bytesPerPixel = 0; dataSize = ySize = cSize = cStride = 0; - int32_t fmt = buffer->format; + int32_t fmt = buffer->flexFormat; bool usingRGBAOverride = usingRGBAToJpegOverride(fmt, readerFormat); fmt = applyFormatOverrides(fmt, readerFormat); @@ -363,18 +363,21 @@ static void Image_getLockedBufferInfo(JNIEnv* env, CpuConsumer::LockedBuffer* bu (idx == 1) ? buffer->dataCb : buffer->dataCr; + // only map until last pixel if (idx == 0) { - dataSize = buffer->stride * buffer->height; + dataSize = buffer->stride * (buffer->height - 1) + buffer->width; } else { - dataSize = buffer->chromaStride * buffer->height / 2; + dataSize = buffer->chromaStride * (buffer->height / 2 - 1) + + buffer->chromaStep * (buffer->width / 2 - 1) + 1; } break; // NV21 case HAL_PIXEL_FORMAT_YCrCb_420_SP: cr = buffer->data + (buffer->stride * buffer->height); cb = cr + 1; - ySize = buffer->width * buffer->height; - cSize = buffer->width * buffer->height / 2; + // only map until last pixel + ySize = buffer->width * (buffer->height - 1) + buffer->width; + cSize = buffer->width * (buffer->height / 2 - 1) + buffer->width - 1; pData = (idx == 0) ? @@ -488,7 +491,7 @@ static jint Image_imageGetPixelStride(JNIEnv* env, CpuConsumer::LockedBuffer* bu int pixelStride = 0; ALOG_ASSERT(buffer != NULL, "buffer is NULL"); - int32_t fmt = buffer->format; + int32_t fmt = buffer->flexFormat; fmt = applyFormatOverrides(fmt, readerFormat); @@ -548,7 +551,7 @@ static jint Image_imageGetRowStride(JNIEnv* env, CpuConsumer::LockedBuffer* buff int rowStride = 0; ALOG_ASSERT(buffer != NULL, "buffer is NULL"); - int32_t fmt = buffer->format; + int32_t fmt = buffer->flexFormat; fmt = applyFormatOverrides(fmt, readerFormat); @@ -796,7 +799,7 @@ static jint ImageReader_imageSetup(JNIEnv* env, jobject thiz, return ACQUIRE_NO_BUFFERS; } - if (buffer->format == HAL_PIXEL_FORMAT_YCrCb_420_SP) { + if (buffer->flexFormat == HAL_PIXEL_FORMAT_YCrCb_420_SP) { jniThrowException(env, "java/lang/UnsupportedOperationException", "NV21 format is not supported by ImageReader"); return -1; @@ -825,8 +828,10 @@ static jint ImageReader_imageSetup(JNIEnv* env, jobject thiz, } int bufFmt = buffer->format; + if (imgReaderFmt == HAL_PIXEL_FORMAT_YCbCr_420_888) { + bufFmt = buffer->flexFormat; + } if (imgReaderFmt != bufFmt) { - if (imgReaderFmt == HAL_PIXEL_FORMAT_YCbCr_420_888 && (bufFmt == HAL_PIXEL_FORMAT_YCrCb_420_SP || bufFmt == HAL_PIXEL_FORMAT_YV12)) { // Special casing for when producer switches to a format compatible with flexible YUV @@ -848,7 +853,7 @@ static jint ImageReader_imageSetup(JNIEnv* env, jobject thiz, String8 msg; msg.appendFormat("The producer output buffer format 0x%x doesn't " "match the ImageReader's configured buffer format 0x%x.", - buffer->format, ctx->getBufferFormat()); + bufFmt, ctx->getBufferFormat()); jniThrowException(env, "java/lang/UnsupportedOperationException", msg.string()); return -1; |