The Tor Browser: netwerk/protocol/rtsp/rtsp/ASessionDescription.h@44a2da4a2ab2

Replace accessor implementation with direct member state manipulation, by
request https://trac.torproject.org/projects/tor/ticket/9701#comment:32

     1 /*

     2  * Copyright (C) 2010 The Android Open Source Project

     3  *

     4  * Licensed under the Apache License, Version 2.0 (the "License");

     5  * you may not use this file except in compliance with the License.

     6  * You may obtain a copy of the License at

     7  *

     8  *      http://www.apache.org/licenses/LICENSE-2.0

     9  *

    10  * Unless required by applicable law or agreed to in writing, software

    11  * distributed under the License is distributed on an "AS IS" BASIS,

    12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    13  * See the License for the specific language governing permissions and

    14  * limitations under the License.

    15  */

    17 #ifndef A_SESSION_DESCRIPTION_H_

    19 #define A_SESSION_DESCRIPTION_H_

    21 #include <sys/types.h>

    23 #include <media/stagefright/foundation/ABase.h>

    24 #include <utils/KeyedVector.h>

    25 #include <utils/RefBase.h>

    26 #include <utils/Vector.h>

    28 namespace android {

    30 struct AString;

    32 struct ASessionDescription : public RefBase {

    33     ASessionDescription();

    35     bool setTo(const void *data, size_t size);

    36     bool isValid() const;

    38     // Actually, 1 + number of tracks, as index 0 is reserved for the

    39     // session description root-level attributes.

    40     size_t countTracks() const;

    41     void getFormat(size_t index, AString *value) const;

    43     void getFormatType(

    44             size_t index, unsigned long *PT,

    45             AString *desc, AString *params) const;

    47     bool getDimensions(

    48             size_t index, unsigned long PT,

    49             int32_t *width, int32_t *height) const;

    51     bool getDurationUs(int64_t *durationUs) const;

    53     static void ParseFormatDesc(

    54             const char *desc, int32_t *timescale, int32_t *numChannels);

    56     bool findAttribute(size_t index, const char *key, AString *value) const;

    58     // parses strings of the form

    59     //   npt      := npt-time "-" npt-time? | "-" npt-time

    60     //   npt-time := "now" | [0-9]+("." [0-9]*)?

    61     //

    62     // Returns true iff both "npt1" and "npt2" times were available,

    63     // i.e. we have a fixed duration, otherwise this is live streaming.

    64     static bool parseNTPRange(const char *s, float *npt1, float *npt2);

    66 protected:

    67     virtual ~ASessionDescription();

    69 private:

    70     typedef KeyedVector<AString,AString> Attribs;

    72     bool mIsValid;

    73     Vector<Attribs> mTracks;

    74     Vector<AString> mFormats;

    76     bool parse(const void *data, size_t size);

    78     DISALLOW_EVIL_CONSTRUCTORS(ASessionDescription);

    79 };

    81 }  // namespace android

    83 #endif  // A_SESSION_DESCRIPTION_H_

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