// ----------------------------------------------------------------------------
bool BackupBufPusher::push(const sp<BackupBuffer>& in) {
if ((in == NULL) || (in->mGraphicBuffer == NULL)) {
return false;
}
sp<BackupBuffer>& buffer = editHead();
// check property of GraphicBuffer, realloc if needed
bool needCreate = false;
if ((buffer == NULL) || (buffer->mGraphicBuffer == NULL)) {
needCreate = true;
} else {
if ((buffer->mGraphicBuffer->width != in->mGraphicBuffer->width) ||
(buffer->mGraphicBuffer->height != in->mGraphicBuffer->height) ||
(buffer->mGraphicBuffer->format != in->mGraphicBuffer->format)) {
needCreate = true;
XLOGD("[%s] geometry changed, backup=(%d, %d, %d) => active=(%d, %d, %d)",
__func__, buffer->mGraphicBuffer->width, buffer->mGraphicBuffer->height,
buffer->mGraphicBuffer->format, in->mGraphicBuffer->width,
in->mGraphicBuffer->height, in->mGraphicBuffer->format);
}
}
if (needCreate) {
sp<GraphicBuffer> newGraphicBuffer = new GraphicBuffer(
in->mGraphicBuffer->width, in->mGraphicBuffer->height,
in->mGraphicBuffer->format, in->mGraphicBuffer->usage);
if (newGraphicBuffer == NULL) {
XLOGE("[%s] alloc GraphicBuffer failed", __func__);
return false;
}
if (buffer == NULL) {
buffer = new BackupBuffer();
if (buffer == NULL) {
XLOGE("[%s] alloc BackupBuffer failed", __func__);
return false;
}
}
buffer->mGraphicBuffer = newGraphicBuffer;
}
int width = in->mGraphicBuffer->width;
int height = in->mGraphicBuffer->height;
int format = in->mGraphicBuffer->format;
int usage = in->mGraphicBuffer->usage;
int stride = in->mGraphicBuffer->stride;
uint32_t bits = getGraphicBufferUtil().getBitsPerPixel(format);
status_t err;
// backup
void *src;
void *dst;
err = in->mGraphicBuffer->lock(GraphicBuffer::USAGE_SW_READ_OFTEN, &src);
if (err != NO_ERROR) {
XLOGE("[%s] lock GraphicBuffer failed", __func__);
return false;
}
err = buffer->mGraphicBuffer->lock(GraphicBuffer::USAGE_SW_READ_OFTEN | GraphicBuffer::USAGE_SW_WRITE_OFTEN, &dst);
if (err != NO_ERROR) {
in->mGraphicBuffer->unlock();
XLOGE("[%s] lock backup buffer failed", __func__);
return false;
}
memcpy(dst, src, (stride * height * bits) >> 3);
buffer->mGraphicBuffer->unlock();
in->mGraphicBuffer->unlock();
// update timestamp
buffer->mTimeStamp = in->mTimeStamp;
buffer->mSourceHandle = in->mGraphicBuffer->handle;
return true;
}
bool BackupBufPusher::push(const sp<BackupBuffer>& in) {
if ((in == NULL) || (in->mGraphicBuffer == NULL)) {
XLOGW("[%s] input buffer is NULL", __func__);
return false;
}
sp<BackupBuffer>& buffer = editHead();
// check property of GraphicBuffer, realloc if needed
bool needCreate = false;
if ((buffer == NULL) || (buffer->mGraphicBuffer == NULL)) {
needCreate = true;
XLOGD("[%s] buffer head is NULL, create it", __func__);
} else {
if ((buffer->mGraphicBuffer->width != in->mGraphicBuffer->width) ||
(buffer->mGraphicBuffer->height != in->mGraphicBuffer->height) ||
(buffer->mGraphicBuffer->format != in->mGraphicBuffer->format)) {
needCreate = true;
XLOGD("[%s] geometry changed, backup=(%d, %d, %d) ==> active=(%d, %d, %d)",
__func__, buffer->mGraphicBuffer->width, buffer->mGraphicBuffer->height,
buffer->mGraphicBuffer->format, in->mGraphicBuffer->width,
in->mGraphicBuffer->height, in->mGraphicBuffer->format);
}
}
if (needCreate) {
sp<GraphicBuffer> newGraphicBuffer = new GraphicBuffer(
in->mGraphicBuffer->width, in->mGraphicBuffer->height,
in->mGraphicBuffer->format, in->mGraphicBuffer->usage);
if (newGraphicBuffer == NULL) {
XLOGE("[%s] alloc GraphicBuffer failed", __func__);
return false;
}
if (buffer == NULL) {
buffer = new BackupBuffer();
if (buffer == NULL) {
XLOGE("[%s] alloc BackupBuffer failed", __func__);
return false;
}
}
buffer->mGraphicBuffer = newGraphicBuffer;
}
float bpp = 0.0f;
int width = in->mGraphicBuffer->width;
int height = in->mGraphicBuffer->height;
int format = in->mGraphicBuffer->format;
int usage = in->mGraphicBuffer->usage;
int stride = in->mGraphicBuffer->stride;
status_t err;
switch (format) {
case PIXEL_FORMAT_RGBA_8888:
case PIXEL_FORMAT_BGRA_8888:
case PIXEL_FORMAT_RGBX_8888:
case 0x1ff:
// tricky format for SGX_COLOR_FORMAT_BGRX_8888 in fact
bpp = 4.0;
break;
case PIXEL_FORMAT_RGB_565:
bpp = 2.0;
break;
case HAL_PIXEL_FORMAT_I420:
bpp = 1.5;
break;
case HAL_PIXEL_FORMAT_YV12:
bpp = 1.5;
break;
default:
XLOGE("[%s] cannot dump format:%d", __func__, format);
break;
}
// backup
void *src;
void *dst;
err = in->mGraphicBuffer->lock(GraphicBuffer::USAGE_SW_READ_OFTEN, &src);
if (err != NO_ERROR) {
XLOGE("[%s] lock GraphicBuffer failed", __func__);
return false;
}
err = buffer->mGraphicBuffer->lock(GraphicBuffer::USAGE_SW_READ_OFTEN | GraphicBuffer::USAGE_SW_WRITE_OFTEN, &dst);
if (err != NO_ERROR) {
in->mGraphicBuffer->unlock();
XLOGE("[%s] lock backup buffer failed", __func__);
return false;
}
memcpy(dst, src, stride * height * bpp);
buffer->mGraphicBuffer->unlock();
in->mGraphicBuffer->unlock();
// update timestamp
buffer->mTimeStamp = in->mTimeStamp;
return true;
}
