You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
99 lines
2.6 KiB
99 lines
2.6 KiB
/*
|
|
* Copyright (C) 2021 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
//#define LOG_NDEBUG 0
|
|
#define LOG_TAG "VideoShaper"
|
|
#include <utils/Log.h>
|
|
|
|
#include <string>
|
|
#include <inttypes.h>
|
|
|
|
#include <media/NdkMediaFormat.h>
|
|
|
|
#include "CodecProperties.h"
|
|
#include "VideoShaper.h"
|
|
#include "VQops.h"
|
|
|
|
namespace android {
|
|
namespace mediaformatshaper {
|
|
|
|
// mediatype-specific operations
|
|
|
|
vqOps_t mediaInfo[] = {
|
|
{
|
|
.mediaType = "video/avc",
|
|
.qpMin = 0,
|
|
.qpMax = 51,
|
|
.qpDelta = 3,
|
|
},
|
|
{
|
|
.mediaType = "video/hevc",
|
|
.qpMin = 0,
|
|
.qpMax = 51,
|
|
.qpDelta = 3,
|
|
},
|
|
{
|
|
.mediaType = NULL, // matches everything, it must come last
|
|
.qpMin = INT32_MIN,
|
|
.qpMax = INT32_MAX,
|
|
.qpDelta = 3,
|
|
}
|
|
};
|
|
int nMediaInfos = sizeof(mediaInfo) / sizeof(mediaInfo[0]);
|
|
|
|
//
|
|
// Caller retains ownership of and responsibility for inFormat
|
|
//
|
|
|
|
int videoShaper(CodecProperties *codec, AMediaFormat* inFormat, int flags) {
|
|
if (codec == nullptr) {
|
|
return -1;
|
|
}
|
|
ALOGV("codec %s inFormat %p flags x%x", codec->getName().c_str(), inFormat, flags);
|
|
|
|
int ix;
|
|
|
|
std::string mediaType = codec->getMediaType();
|
|
// we should always come out of this with a selection, because the final entry
|
|
// is deliberaly a NULL -- so that it will act as a default
|
|
for(ix = 0; mediaInfo[ix].mediaType != NULL; ix++) {
|
|
if (strcmp(mediaType.c_str(), mediaInfo[ix].mediaType) == 0) {
|
|
break;
|
|
}
|
|
}
|
|
if (ix >= nMediaInfos) {
|
|
// shouldn't happen, but if it does .....
|
|
}
|
|
|
|
vqOps_t *info = &mediaInfo[ix];
|
|
|
|
// apply any quality transforms in here..
|
|
(void) VQApply(codec, info, inFormat, flags);
|
|
|
|
// We always spread any QP parameters.
|
|
// Sometimes it's something we inserted here, sometimes it's a value that the user injected.
|
|
//
|
|
qpSpreadPerFrameType(inFormat, info->qpDelta, info->qpMin, info->qpMax, /* override */ true);
|
|
|
|
//
|
|
return 0;
|
|
|
|
}
|
|
|
|
} // namespace mediaformatshaper
|
|
} // namespace android
|
|
|