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-rw-r--r--cmds/stagefright/record.cpp354
1 files changed, 354 insertions, 0 deletions
diff --git a/cmds/stagefright/record.cpp b/cmds/stagefright/record.cpp
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+++ b/cmds/stagefright/record.cpp
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+/*
+ * Copyright (C) 2009 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.
+ */
+
+#include "SineSource.h"
+
+#include <binder/ProcessState.h>
+#include <media/stagefright/foundation/ADebug.h>
+#include <media/stagefright/AudioPlayer.h>
+#include <media/stagefright/CameraSource.h>
+#include <media/stagefright/FileSource.h>
+#include <media/stagefright/MediaBufferGroup.h>
+#include <media/stagefright/MediaDefs.h>
+#include <media/stagefright/MetaData.h>
+#include <media/stagefright/MediaExtractor.h>
+#include <media/stagefright/MPEG4Writer.h>
+#include <media/stagefright/OMXClient.h>
+#include <media/stagefright/OMXCodec.h>
+#include <media/MediaPlayerInterface.h>
+
+using namespace android;
+
+static const int32_t kFramerate = 24; // fps
+static const int32_t kIFramesIntervalSec = 1;
+static const int32_t kVideoBitRate = 512 * 1024;
+static const int32_t kAudioBitRate = 12200;
+static const int64_t kDurationUs = 10000000LL; // 10 seconds
+
+#if 0
+class DummySource : public MediaSource {
+
+public:
+ DummySource(int width, int height, int colorFormat)
+ : mWidth(width),
+ mHeight(height),
+ mColorFormat(colorFormat),
+ mSize((width * height * 3) / 2) {
+ mGroup.add_buffer(new MediaBuffer(mSize));
+
+ // Check the color format to make sure
+ // that the buffer size mSize it set correctly above.
+ CHECK(colorFormat == OMX_COLOR_FormatYUV420SemiPlanar ||
+ colorFormat == OMX_COLOR_FormatYUV420Planar);
+ }
+
+ virtual sp<MetaData> getFormat() {
+ sp<MetaData> meta = new MetaData;
+ meta->setInt32(kKeyWidth, mWidth);
+ meta->setInt32(kKeyHeight, mHeight);
+ meta->setInt32(kKeyColorFormat, mColorFormat);
+ meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
+
+ return meta;
+ }
+
+ virtual status_t start(MetaData *params) {
+ mNumFramesOutput = 0;
+ return OK;
+ }
+
+ virtual status_t stop() {
+ return OK;
+ }
+
+ virtual status_t read(
+ MediaBuffer **buffer, const MediaSource::ReadOptions *options) {
+ if (mNumFramesOutput == kFramerate * 10) {
+ // Stop returning data after 10 secs.
+ return ERROR_END_OF_STREAM;
+ }
+
+ // printf("DummySource::read\n");
+ status_t err = mGroup.acquire_buffer(buffer);
+ if (err != OK) {
+ return err;
+ }
+
+ char x = (char)((double)rand() / RAND_MAX * 255);
+ memset((*buffer)->data(), x, mSize);
+ (*buffer)->set_range(0, mSize);
+ (*buffer)->meta_data()->clear();
+ (*buffer)->meta_data()->setInt64(
+ kKeyTime, (mNumFramesOutput * 1000000) / kFramerate);
+ ++mNumFramesOutput;
+
+ // printf("DummySource::read - returning buffer\n");
+ // ALOGI("DummySource::read - returning buffer");
+ return OK;
+ }
+
+protected:
+ virtual ~DummySource() {}
+
+private:
+ MediaBufferGroup mGroup;
+ int mWidth, mHeight;
+ int mColorFormat;
+ size_t mSize;
+ int64_t mNumFramesOutput;;
+
+ DummySource(const DummySource &);
+ DummySource &operator=(const DummySource &);
+};
+
+sp<MediaSource> createSource(const char *filename) {
+ sp<MediaSource> source;
+
+ sp<MediaExtractor> extractor =
+ MediaExtractor::Create(new FileSource(filename));
+ if (extractor == NULL) {
+ return NULL;
+ }
+
+ size_t num_tracks = extractor->countTracks();
+
+ sp<MetaData> meta;
+ for (size_t i = 0; i < num_tracks; ++i) {
+ meta = extractor->getTrackMetaData(i);
+ CHECK(meta.get() != NULL);
+
+ const char *mime;
+ if (!meta->findCString(kKeyMIMEType, &mime)) {
+ continue;
+ }
+
+ if (strncasecmp(mime, "video/", 6)) {
+ continue;
+ }
+
+ source = extractor->getTrack(i);
+ break;
+ }
+
+ return source;
+}
+
+enum {
+ kYUV420SP = 0,
+ kYUV420P = 1,
+};
+
+// returns -1 if mapping of the given color is unsuccessful
+// returns an omx color enum value otherwise
+static int translateColorToOmxEnumValue(int color) {
+ switch (color) {
+ case kYUV420SP:
+ return OMX_COLOR_FormatYUV420SemiPlanar;
+ case kYUV420P:
+ return OMX_COLOR_FormatYUV420Planar;
+ default:
+ fprintf(stderr, "Unsupported color: %d\n", color);
+ return -1;
+ }
+}
+
+int main(int argc, char **argv) {
+ android::ProcessState::self()->startThreadPool();
+
+ DataSource::RegisterDefaultSniffers();
+
+#if 1
+ if (argc != 3) {
+ fprintf(stderr, "usage: %s <filename> <input_color_format>\n", argv[0]);
+ fprintf(stderr, " <input_color_format>: 0 (YUV420SP) or 1 (YUV420P)\n");
+ return 1;
+ }
+
+ int colorFormat = translateColorToOmxEnumValue(atoi(argv[2]));
+ if (colorFormat == -1) {
+ fprintf(stderr, "input color format must be 0 (YUV420SP) or 1 (YUV420P)\n");
+ return 1;
+ }
+ OMXClient client;
+ CHECK_EQ(client.connect(), (status_t)OK);
+
+ status_t err = OK;
+
+#if 0
+ sp<MediaSource> source = createSource(argv[1]);
+
+ if (source == NULL) {
+ fprintf(stderr, "Unable to find a suitable video track.\n");
+ return 1;
+ }
+
+ sp<MetaData> meta = source->getFormat();
+
+ sp<MediaSource> decoder = OMXCodec::Create(
+ client.interface(), meta, false /* createEncoder */, source);
+
+ int width, height;
+ bool success = meta->findInt32(kKeyWidth, &width);
+ success = success && meta->findInt32(kKeyHeight, &height);
+ CHECK(success);
+#else
+ int width = 720;
+ int height = 480;
+ sp<MediaSource> decoder = new DummySource(width, height, colorFormat);
+#endif
+
+ sp<MetaData> enc_meta = new MetaData;
+ // enc_meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
+ // enc_meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
+ enc_meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
+ enc_meta->setInt32(kKeyWidth, width);
+ enc_meta->setInt32(kKeyHeight, height);
+ enc_meta->setInt32(kKeySampleRate, kFramerate);
+ enc_meta->setInt32(kKeyBitRate, kVideoBitRate);
+ enc_meta->setInt32(kKeyStride, width);
+ enc_meta->setInt32(kKeySliceHeight, height);
+ enc_meta->setInt32(kKeyIFramesInterval, kIFramesIntervalSec);
+ enc_meta->setInt32(kKeyColorFormat, colorFormat);
+
+ sp<MediaSource> encoder =
+ OMXCodec::Create(
+ client.interface(), enc_meta, true /* createEncoder */, decoder);
+
+#if 1
+ sp<MPEG4Writer> writer = new MPEG4Writer("/sdcard/output.mp4");
+ writer->addSource(encoder);
+ writer->setMaxFileDuration(kDurationUs);
+ CHECK_EQ((status_t)OK, writer->start());
+ while (!writer->reachedEOS()) {
+ fprintf(stderr, ".");
+ usleep(100000);
+ }
+ err = writer->stop();
+#else
+ CHECK_EQ((status_t)OK, encoder->start());
+
+ MediaBuffer *buffer;
+ while (encoder->read(&buffer) == OK) {
+ printf(".");
+ fflush(stdout);
+ int32_t isSync;
+ if (!buffer->meta_data()->findInt32(kKeyIsSyncFrame, &isSync)) {
+ isSync = false;
+ }
+
+ printf("got an output frame of size %d%s\n", buffer->range_length(),
+ isSync ? " (SYNC)" : "");
+
+ buffer->release();
+ buffer = NULL;
+ }
+
+ err = encoder->stop();
+#endif
+
+ printf("$\n");
+ client.disconnect();
+#endif
+
+#if 0
+ CameraSource *source = CameraSource::Create();
+ source->start();
+
+ printf("source = %p\n", source);
+
+ for (int i = 0; i < 100; ++i) {
+ MediaBuffer *buffer;
+ status_t err = source->read(&buffer);
+ CHECK_EQ(err, (status_t)OK);
+
+ printf("got a frame, data=%p, size=%d\n",
+ buffer->data(), buffer->range_length());
+
+ buffer->release();
+ buffer = NULL;
+ }
+
+ err = source->stop();
+
+ delete source;
+ source = NULL;
+#endif
+
+ if (err != OK && err != ERROR_END_OF_STREAM) {
+ fprintf(stderr, "record failed: %d\n", err);
+ return 1;
+ }
+ return 0;
+}
+#else
+
+int main(int argc, char **argv) {
+ android::ProcessState::self()->startThreadPool();
+
+ OMXClient client;
+ CHECK_EQ(client.connect(), (status_t)OK);
+
+ const int32_t kSampleRate = 22050;
+ const int32_t kNumChannels = 2;
+ sp<MediaSource> audioSource = new SineSource(kSampleRate, kNumChannels);
+
+#if 0
+ sp<MediaPlayerBase::AudioSink> audioSink;
+ AudioPlayer *player = new AudioPlayer(audioSink);
+ player->setSource(audioSource);
+ player->start();
+
+ sleep(10);
+
+ player->stop();
+#endif
+
+ sp<MetaData> encMeta = new MetaData;
+ encMeta->setCString(kKeyMIMEType,
+ 0 ? MEDIA_MIMETYPE_AUDIO_AMR_WB : MEDIA_MIMETYPE_AUDIO_AAC);
+ encMeta->setInt32(kKeySampleRate, kSampleRate);
+ encMeta->setInt32(kKeyChannelCount, kNumChannels);
+ encMeta->setInt32(kKeyMaxInputSize, 8192);
+ encMeta->setInt32(kKeyBitRate, kAudioBitRate);
+
+ sp<MediaSource> encoder =
+ OMXCodec::Create(client.interface(), encMeta, true, audioSource);
+
+ encoder->start();
+
+ int32_t n = 0;
+ status_t err;
+ MediaBuffer *buffer;
+ while ((err = encoder->read(&buffer)) == OK) {
+ printf(".");
+ fflush(stdout);
+
+ buffer->release();
+ buffer = NULL;
+
+ if (++n == 100) {
+ break;
+ }
+ }
+ printf("$\n");
+
+ encoder->stop();
+
+ client.disconnect();
+
+ return 0;
+}
+#endif
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