Change NuMediaExtractor's API to support different kinds of data sources. (918c7652) · Commits · e / os / android_frameworks_av

include/media/stagefright/NuMediaExtractor.h

+7 −1

Original line number	Diff line number	Diff line
		@@ -19,7 +19,9 @@

		#include <media/stagefright/foundation/ABase.h>
		#include <utils/Errors.h>
		#include <utils/KeyedVector.h>
		#include <utils/RefBase.h>
		#include <utils/String8.h>
		#include <utils/Vector.h>

		namespace android {
		@@ -38,7 +40,11 @@ struct NuMediaExtractor : public RefBase {

		NuMediaExtractor();

		status_t setDataSource(const char *path);
		status_t setDataSource(
		const char *path,
		const KeyedVector<String8, String8> *headers = NULL);

		status_t setDataSource(int fd, off64_t offset, off64_t size);

		size_t countTracks() const;
		status_t getTrackFormat(size_t index, sp<AMessage> *format) const;

media/libstagefright/DataSource.cpp

+13 −1

Original line number	Diff line number	Diff line
		@@ -142,7 +142,19 @@ sp<DataSource> DataSource::CreateFromURI(
		if (httpSource->connect(uri, headers) != OK) {
		return NULL;
		}
		source = new NuCachedSource2(httpSource);

		String8 cacheConfig;
		bool disconnectAtHighwatermark;
		if (headers != NULL) {
		KeyedVector<String8, String8> copy = *headers;
		NuCachedSource2::RemoveCacheSpecificHeaders(
		&copy, &cacheConfig, &disconnectAtHighwatermark);
		}

		source = new NuCachedSource2(
		httpSource,
		cacheConfig.isEmpty() ? NULL : cacheConfig.string());

		# if CHROMIUM_AVAILABLE
		} else if (!strncasecmp("data:", uri, 5)) {
		source = new DataUriSource(uri);

media/libstagefright/NuMediaExtractor.cpp

+34 −2

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@
		#include <media/stagefright/foundation/ADebug.h>
		#include <media/stagefright/foundation/AMessage.h>
		#include <media/stagefright/DataSource.h>
		#include <media/stagefright/FileSource.h>
		#include <media/stagefright/MediaBuffer.h>
		#include <media/stagefright/MediaDefs.h>
		#include <media/stagefright/MediaErrors.h>
		@@ -51,8 +52,13 @@ NuMediaExtractor::~NuMediaExtractor() {
		mSelectedTracks.clear();
		}

		status_t NuMediaExtractor::setDataSource(const char *path) {
		sp<DataSource> dataSource = DataSource::CreateFromURI(path);
		status_t NuMediaExtractor::setDataSource(
		const char path, const KeyedVector<String8, String8> headers) {
		if (mImpl != NULL) {
		return -EINVAL;
		}

		sp<DataSource> dataSource = DataSource::CreateFromURI(path, headers);

		if (dataSource == NULL) {
		return -ENOENT;
		@@ -67,6 +73,27 @@ status_t NuMediaExtractor::setDataSource(const char *path) {
		return OK;
		}

		status_t NuMediaExtractor::setDataSource(int fd, off64_t offset, off64_t size) {
		if (mImpl != NULL) {
		return -EINVAL;
		}

		sp<FileSource> fileSource = new FileSource(dup(fd), offset, size);

		status_t err = fileSource->initCheck();
		if (err != OK) {
		return err;
		}

		mImpl = MediaExtractor::Create(fileSource);

		if (mImpl == NULL) {
		return ERROR_UNSUPPORTED;
		}

		return OK;
		}

		size_t NuMediaExtractor::countTracks() const {
		return mImpl == NULL ? 0 : mImpl->countTracks();
		}
		@@ -91,6 +118,11 @@ status_t NuMediaExtractor::getTrackFormat(
		sp<AMessage> msg = new AMessage;
		msg->setString("mime", mime);

		int64_t durationUs;
		if (meta->findInt64(kKeyDuration, &durationUs)) {
		msg->setInt64("durationUs", durationUs);
		}

		if (!strncasecmp("video/", mime, 6)) {
		int32_t width, height;
		CHECK(meta->findInt32(kKeyWidth, &width));