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Convert FileVideoCapturer to capture VideoFrames.

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Bug: webrtc:7749
Change-Id: I0e102888bf3f9d413b9e9282354f7577c52bef59
Reviewed-on: https://webrtc-review.googlesource.com/6920
Reviewed-by: Magnus Jedvert <magjed@webrtc.org>
Commit-Queue: Sami Kalliomäki <sakal@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20173}
This commit is contained in:
Sami Kalliomäki
2017-10-05 13:37:18 +02:00
committed by Commit Bot
parent ea00e483d1
commit 07c5bfb4d6
4 changed files with 78 additions and 149 deletions
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62
sdk/android/src/jni/filevideocapturer_jni.cc
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/*
* Copyright 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <jni.h>
#include "third_party/libyuv/include/libyuv/convert_from.h"
#include "rtc_base/checks.h"
#include "rtc_base/logging.h"
namespace webrtc {
namespace jni {
extern "C" JNIEXPORT void JNICALL
Java_org_webrtc_FileVideoCapturer_nativeI420ToNV21(JNIEnv* jni,
jclass,
jbyteArray j_src_buffer,
jint width,
jint height,
jbyteArray j_dst_buffer) {
size_t src_size = jni->GetArrayLength(j_src_buffer);
size_t dst_size = jni->GetArrayLength(j_dst_buffer);
int src_stride = width;
int dst_stride = width;
RTC_CHECK_GE(src_size, src_stride * height * 3 / 2);
RTC_CHECK_GE(dst_size, dst_stride * height * 3 / 2);
jbyte* src_bytes = jni->GetByteArrayElements(j_src_buffer, 0);
uint8_t* src = reinterpret_cast<uint8_t*>(src_bytes);
jbyte* dst_bytes = jni->GetByteArrayElements(j_dst_buffer, 0);
uint8_t* dst = reinterpret_cast<uint8_t*>(dst_bytes);
uint8_t* src_y = src;
size_t src_stride_y = src_stride;
uint8_t* src_u = src + src_stride * height;
size_t src_stride_u = src_stride / 2;
uint8_t* src_v = src + src_stride * height * 5 / 4;
size_t src_stride_v = src_stride / 2;
uint8_t* dst_y = dst;
size_t dst_stride_y = dst_stride;
size_t dst_stride_uv = dst_stride;
uint8_t* dst_uv = dst + dst_stride * height;
int ret = libyuv::I420ToNV21(src_y, src_stride_y, src_u, src_stride_u, src_v,
src_stride_v, dst_y, dst_stride_y, dst_uv,
dst_stride_uv, width, height);
jni->ReleaseByteArrayElements(j_src_buffer, src_bytes, 0);
jni->ReleaseByteArrayElements(j_dst_buffer, dst_bytes, 0);
if (ret) {
LOG(LS_ERROR) << "Error converting I420 frame to NV21: " << ret;
}
}
} // namespace jni
} // namespace webrtc