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Commit 82d2ea4a authored by Hangyu Kuang's avatar Hangyu Kuang
Browse files

media: Relax the filedescriptor check to allow write-only mode. 

Test: Use the MMS app to record video.
Bug: 34594319
Change-Id: I0680c48f5f240e2b18264dbf952622ad0497130b
parent b7cab6a1

media/java/android/media/MediaRecorder.java

+11 −9
Original line number Diff line number Diff line
@@ -803,15 +803,17 @@ public class MediaRecorder 
    /**

     * Sets the next output file descriptor to be used when the maximum filesize is reached

     * on the prior output {@link #setOutputFile} or {@link #setNextOutputFile}). File descriptor

     * must be seekable and in read-write mode. After setting the next output file, application

     * should not use the file referenced by this file descriptor until {@link #stop}. Application

     * must call this after receiving on the {@link android.media.MediaRecorder.OnInfoListener} a

     * "what" code of {@link #MEDIA_RECORDER_INFO_MAX_FILESIZE_APPROACHING} and before receiving

     * a "what" code of {@link #MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED}. The file is not used

     * until switching to that output. Application will receive

     * {@link #MEDIA_RECORDER_INFO_NEXT_OUTPUT_FILE_STARTED} when the next output file is used.

     * Application will not be able to set a new output file if the previous one has not been used.

     * Application is responsible for cleaning up unused files after {@link #stop} is called.

     * must be seekable and writable. After setting the next output file, application should not

     * use the file referenced by this file descriptor until {@link #stop}. It is the application's

     * responsibility to close the file descriptor. It is safe to do so as soon as this call returns.

     * Application must call this after receiving on the

     * {@link android.media.MediaRecorder.OnInfoListener} a "what" code of

     * {@link #MEDIA_RECORDER_INFO_MAX_FILESIZE_APPROACHING} and before receiving a "what" code of

     * {@link #MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED}. The file is not used until switching to

     * that output. Application will receive{@link #MEDIA_RECORDER_INFO_NEXT_OUTPUT_FILE_STARTED}

     * when the next output file is used. Application will not be able to set a new output file if

     * the previous one has not been used. Application is responsible for cleaning up unused files

     * after {@link #stop} is called.

     *

     * @param fd an open file descriptor to be written into.

     * @throws IllegalStateException if it is called before prepare().