MediaProfiles.cpp revision 1d7491b19516505e0754c66a3c8cd61811c9b6a6 
1/*
2**
3** Copyright 2010, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18
19//#define LOG_NDEBUG 0
20#define LOG_TAG "MediaProfiles"
21
22#include <stdlib.h>
23#include <utils/Log.h>
24#include <utils/Vector.h>
25#include <cutils/properties.h>
26#include <expat.h>
27#include <media/MediaProfiles.h>
28#include <media/stagefright/MediaDebug.h>
29
30namespace android {
31
32Mutex MediaProfiles::sLock;
33bool MediaProfiles::sIsInitialized = false;
34MediaProfiles *MediaProfiles::sInstance = NULL;
35
36const MediaProfiles::NameToTagMap MediaProfiles::sVideoEncoderNameMap[] = {
37    {"h263", VIDEO_ENCODER_H263},
38    {"h264", VIDEO_ENCODER_H264},
39    {"m4v",  VIDEO_ENCODER_MPEG_4_SP}
40};
41
42const MediaProfiles::NameToTagMap MediaProfiles::sAudioEncoderNameMap[] = {
43    {"amrnb", AUDIO_ENCODER_AMR_NB},
44    {"amrwb", AUDIO_ENCODER_AMR_WB},
45    {"aac",   AUDIO_ENCODER_AAC},
46};
47
48const MediaProfiles::NameToTagMap MediaProfiles::sFileFormatMap[] = {
49    {"3gp", OUTPUT_FORMAT_THREE_GPP},
50    {"mp4", OUTPUT_FORMAT_MPEG_4}
51};
52
53const MediaProfiles::NameToTagMap MediaProfiles::sVideoDecoderNameMap[] = {
54    {"wmv", VIDEO_DECODER_WMV}
55};
56
57const MediaProfiles::NameToTagMap MediaProfiles::sAudioDecoderNameMap[] = {
58    {"wma", AUDIO_DECODER_WMA}
59};
60
61const MediaProfiles::NameToTagMap MediaProfiles::sCamcorderQualityNameMap[] = {
62    {"high", CAMCORDER_QUALITY_HIGH},
63    {"low",  CAMCORDER_QUALITY_LOW}
64};
65
66/*static*/ void
67MediaProfiles::logVideoCodec(const MediaProfiles::VideoCodec& codec)
68{
69    LOGV("video codec:");
70    LOGV("codec = %d", codec.mCodec);
71    LOGV("bit rate: %d", codec.mBitRate);
72    LOGV("frame width: %d", codec.mFrameWidth);
73    LOGV("frame height: %d", codec.mFrameHeight);
74    LOGV("frame rate: %d", codec.mFrameRate);
75}
76
77/*static*/ void
78MediaProfiles::logAudioCodec(const MediaProfiles::AudioCodec& codec)
79{
80    LOGV("audio codec:");
81    LOGV("codec = %d", codec.mCodec);
82    LOGV("bit rate: %d", codec.mBitRate);
83    LOGV("sample rate: %d", codec.mSampleRate);
84    LOGV("number of channels: %d", codec.mChannels);
85}
86
87/*static*/ void
88MediaProfiles::logVideoEncoderCap(const MediaProfiles::VideoEncoderCap& cap)
89{
90    LOGV("video encoder cap:");
91    LOGV("codec = %d", cap.mCodec);
92    LOGV("bit rate: min = %d and max = %d", cap.mMinBitRate, cap.mMaxBitRate);
93    LOGV("frame width: min = %d and max = %d", cap.mMinFrameWidth, cap.mMaxFrameWidth);
94    LOGV("frame height: min = %d and max = %d", cap.mMinFrameHeight, cap.mMaxFrameHeight);
95    LOGV("frame rate: min = %d and max = %d", cap.mMinFrameRate, cap.mMaxFrameRate);
96}
97
98/*static*/ void
99MediaProfiles::logAudioEncoderCap(const MediaProfiles::AudioEncoderCap& cap)
100{
101    LOGV("audio encoder cap:");
102    LOGV("codec = %d", cap.mCodec);
103    LOGV("bit rate: min = %d and max = %d", cap.mMinBitRate, cap.mMaxBitRate);
104    LOGV("sample rate: min = %d and max = %d", cap.mMinSampleRate, cap.mMaxSampleRate);
105    LOGV("number of channels: min = %d and max = %d", cap.mMinChannels, cap.mMaxChannels);
106}
107
108/*static*/ void
109MediaProfiles::logVideoDecoderCap(const MediaProfiles::VideoDecoderCap& cap)
110{
111    LOGV("video decoder cap:");
112    LOGV("codec = %d", cap.mCodec);
113}
114
115/*static*/ void
116MediaProfiles::logAudioDecoderCap(const MediaProfiles::AudioDecoderCap& cap)
117{
118    LOGV("audio codec cap:");
119    LOGV("codec = %d", cap.mCodec);
120}
121
122/*static*/ int
123MediaProfiles::findTagForName(const MediaProfiles::NameToTagMap *map, size_t nMappings, const char *name)
124{
125    int tag = -1;
126    for (size_t i = 0; i < nMappings; ++i) {
127        if (!strcmp(map[i].name, name)) {
128            tag = map[i].tag;
129            break;
130        }
131    }
132    return tag;
133}
134
135/*static*/ MediaProfiles::VideoCodec*
136MediaProfiles::createVideoCodec(const char **atts, MediaProfiles *profiles)
137{
138    CHECK(!strcmp("codec",     atts[0]) &&
139          !strcmp("bitRate",   atts[2]) &&
140          !strcmp("width",     atts[4]) &&
141          !strcmp("height",    atts[6]) &&
142          !strcmp("frameRate", atts[8]));
143
144    const size_t nMappings = sizeof(sVideoEncoderNameMap)/sizeof(sVideoEncoderNameMap[0]);
145    const int codec = findTagForName(sVideoEncoderNameMap, nMappings, atts[1]);
146    CHECK(codec != -1);
147
148    MediaProfiles::VideoCodec *videoCodec =
149        new MediaProfiles::VideoCodec(static_cast<video_encoder>(codec),
150            atoi(atts[3]), atoi(atts[5]), atoi(atts[7]), atoi(atts[9]));
151    logVideoCodec(*videoCodec);
152
153    size_t nCamcorderProfiles;
154    CHECK((nCamcorderProfiles = profiles->mCamcorderProfiles.size()) >= 1);
155    profiles->mCamcorderProfiles[nCamcorderProfiles - 1]->mVideoCodec = videoCodec;
156    return videoCodec;
157}
158
159/*static*/ MediaProfiles::AudioCodec*
160MediaProfiles::createAudioCodec(const char **atts, MediaProfiles *profiles)
161{
162    CHECK(!strcmp("codec",      atts[0]) &&
163          !strcmp("bitRate",    atts[2]) &&
164          !strcmp("sampleRate", atts[4]) &&
165          !strcmp("channels",   atts[6]));
166    const size_t nMappings = sizeof(sAudioEncoderNameMap)/sizeof(sAudioEncoderNameMap[0]);
167    const int codec = findTagForName(sAudioEncoderNameMap, nMappings, atts[1]);
168    CHECK(codec != -1);
169
170    MediaProfiles::AudioCodec *audioCodec =
171        new MediaProfiles::AudioCodec(static_cast<audio_encoder>(codec),
172            atoi(atts[3]), atoi(atts[5]), atoi(atts[7]));
173    logAudioCodec(*audioCodec);
174
175    size_t nCamcorderProfiles;
176    CHECK((nCamcorderProfiles = profiles->mCamcorderProfiles.size()) >= 1);
177    profiles->mCamcorderProfiles[nCamcorderProfiles - 1]->mAudioCodec = audioCodec;
178    return audioCodec;
179}
180/*static*/ MediaProfiles::AudioDecoderCap*
181MediaProfiles::createAudioDecoderCap(const char **atts)
182{
183    CHECK(!strcmp("name",    atts[0]) &&
184          !strcmp("enabled", atts[2]));
185
186    const size_t nMappings = sizeof(sAudioDecoderNameMap)/sizeof(sAudioDecoderNameMap[0]);
187    const int codec = findTagForName(sAudioDecoderNameMap, nMappings, atts[1]);
188    CHECK(codec != -1);
189
190    MediaProfiles::AudioDecoderCap *cap =
191        new MediaProfiles::AudioDecoderCap(static_cast<audio_decoder>(codec));
192    logAudioDecoderCap(*cap);
193    return cap;
194}
195
196/*static*/ MediaProfiles::VideoDecoderCap*
197MediaProfiles::createVideoDecoderCap(const char **atts)
198{
199    CHECK(!strcmp("name",    atts[0]) &&
200          !strcmp("enabled", atts[2]));
201
202    const size_t nMappings = sizeof(sVideoDecoderNameMap)/sizeof(sVideoDecoderNameMap[0]);
203    const int codec = findTagForName(sVideoDecoderNameMap, nMappings, atts[1]);
204    CHECK(codec != -1);
205
206    MediaProfiles::VideoDecoderCap *cap =
207        new MediaProfiles::VideoDecoderCap(static_cast<video_decoder>(codec));
208    logVideoDecoderCap(*cap);
209    return cap;
210}
211
212/*static*/ MediaProfiles::VideoEncoderCap*
213MediaProfiles::createVideoEncoderCap(const char **atts)
214{
215    CHECK(!strcmp("name",           atts[0])  &&
216          !strcmp("enabled",        atts[2])  &&
217          !strcmp("minBitRate",     atts[4])  &&
218          !strcmp("maxBitRate",     atts[6])  &&
219          !strcmp("minFrameWidth",  atts[8])  &&
220          !strcmp("maxFrameWidth",  atts[10]) &&
221          !strcmp("minFrameHeight", atts[12]) &&
222          !strcmp("maxFrameHeight", atts[14]) &&
223          !strcmp("minFrameRate",   atts[16]) &&
224          !strcmp("maxFrameRate",   atts[18]));
225
226    const size_t nMappings = sizeof(sVideoEncoderNameMap)/sizeof(sVideoEncoderNameMap[0]);
227    const int codec = findTagForName(sVideoEncoderNameMap, nMappings, atts[1]);
228    CHECK(codec != -1);
229
230    MediaProfiles::VideoEncoderCap *cap =
231        new MediaProfiles::VideoEncoderCap(static_cast<video_encoder>(codec),
232            atoi(atts[5]), atoi(atts[7]), atoi(atts[9]), atoi(atts[11]), atoi(atts[13]),
233            atoi(atts[15]), atoi(atts[17]), atoi(atts[19]));
234    logVideoEncoderCap(*cap);
235    return cap;
236}
237
238/*static*/ MediaProfiles::AudioEncoderCap*
239MediaProfiles::createAudioEncoderCap(const char **atts)
240{
241    CHECK(!strcmp("name",          atts[0])  &&
242          !strcmp("enabled",       atts[2])  &&
243          !strcmp("minBitRate",    atts[4])  &&
244          !strcmp("maxBitRate",    atts[6])  &&
245          !strcmp("minSampleRate", atts[8])  &&
246          !strcmp("maxSampleRate", atts[10]) &&
247          !strcmp("minChannels",   atts[12]) &&
248          !strcmp("maxChannels",   atts[14]));
249
250    const size_t nMappings = sizeof(sAudioEncoderNameMap)/sizeof(sAudioEncoderNameMap[0]);
251    const int codec = findTagForName(sAudioEncoderNameMap, nMappings, atts[1]);
252    CHECK(codec != -1);
253
254    MediaProfiles::AudioEncoderCap *cap =
255        new MediaProfiles::AudioEncoderCap(static_cast<audio_encoder>(codec), atoi(atts[5]), atoi(atts[7]),
256            atoi(atts[9]), atoi(atts[11]), atoi(atts[13]),
257            atoi(atts[15]));
258    logAudioEncoderCap(*cap);
259    return cap;
260}
261
262/*static*/ output_format
263MediaProfiles::createEncoderOutputFileFormat(const char **atts)
264{
265    CHECK(!strcmp("name", atts[0]));
266
267    const size_t nMappings =sizeof(sFileFormatMap)/sizeof(sFileFormatMap[0]);
268    const int format = findTagForName(sFileFormatMap, nMappings, atts[1]);
269    CHECK(format != -1);
270
271    return static_cast<output_format>(format);
272}
273
274/*static*/ MediaProfiles::CamcorderProfile*
275MediaProfiles::createCamcorderProfile(const char **atts)
276{
277    CHECK(!strcmp("quality",    atts[0]) &&
278          !strcmp("fileFormat", atts[2]) &&
279          !strcmp("duration",   atts[4]));
280
281    const size_t nProfileMappings = sizeof(sCamcorderQualityNameMap)/sizeof(sCamcorderQualityNameMap[0]);
282    const int quality = findTagForName(sCamcorderQualityNameMap, nProfileMappings, atts[1]);
283    CHECK(quality != -1);
284
285    const size_t nFormatMappings = sizeof(sFileFormatMap)/sizeof(sFileFormatMap[0]);
286    const int fileFormat = findTagForName(sFileFormatMap, nFormatMappings, atts[3]);
287    CHECK(fileFormat != -1);
288
289    MediaProfiles::CamcorderProfile *profile = new MediaProfiles::CamcorderProfile;
290    profile->mFileFormat = static_cast<output_format>(fileFormat);
291    profile->mQuality = static_cast<camcorder_quality>(quality);
292    profile->mDuration = atoi(atts[5]);
293    return profile;
294}
295
296/*static*/ void
297MediaProfiles::startElementHandler(void *userData, const char *name, const char **atts)
298{
299    MediaProfiles *profiles = (MediaProfiles *) userData;
300    if (strcmp("Video", name) == 0) {
301        createVideoCodec(atts, profiles);
302    } else if (strcmp("Audio", name) == 0) {
303        createAudioCodec(atts, profiles);
304    } else if (strcmp("VideoEncoderCap", name) == 0 &&
305               strcmp("true", atts[3]) == 0) {
306        profiles->mVideoEncoders.add(createVideoEncoderCap(atts));
307    } else if (strcmp("AudioEncoderCap", name) == 0 &&
308               strcmp("true", atts[3]) == 0) {
309        profiles->mAudioEncoders.add(createAudioEncoderCap(atts));
310    } else if (strcmp("VideoDecoderCap", name) == 0 &&
311               strcmp("true", atts[3]) == 0) {
312        profiles->mVideoDecoders.add(createVideoDecoderCap(atts));
313    } else if (strcmp("AudioDecoderCap", name) == 0 &&
314               strcmp("true", atts[3]) == 0) {
315        profiles->mAudioDecoders.add(createAudioDecoderCap(atts));
316    } else if (strcmp("EncoderOutputFileFormat", name) == 0) {
317        profiles->mEncoderOutputFileFormats.add(createEncoderOutputFileFormat(atts));
318    } else if (strcmp("EncoderProfile", name) == 0) {
319        profiles->mCamcorderProfiles.add(createCamcorderProfile(atts));
320    }
321}
322
323/*static*/ MediaProfiles*
324MediaProfiles::getInstance()
325{
326    LOGV("getInstance");
327    Mutex::Autolock lock(sLock);
328    if (!sIsInitialized) {
329        char value[PROPERTY_VALUE_MAX];
330        if (property_get("media.settings.xml", value, NULL) <= 0) {
331            const char *defaultXmlFile = "/etc/media_profiles.xml";
332            FILE *fp = fopen(defaultXmlFile, "r");
333            if (fp == NULL) {
334                LOGW("could not find media config xml file");
335                sInstance = createDefaultInstance();
336            } else {
337                fclose(fp);  // close the file first.
338                sInstance = createInstanceFromXmlFile(defaultXmlFile);
339            }
340        } else {
341            sInstance = createInstanceFromXmlFile(value);
342        }
343    }
344
345    return sInstance;
346}
347
348/*static*/ MediaProfiles::VideoEncoderCap*
349MediaProfiles::createDefaultH263VideoEncoderCap()
350{
351    return new MediaProfiles::VideoEncoderCap(
352        VIDEO_ENCODER_H263, 192000, 420000, 176, 352, 144, 288, 1, 20);
353}
354
355/*static*/ MediaProfiles::VideoEncoderCap*
356MediaProfiles::createDefaultM4vVideoEncoderCap()
357{
358    return new MediaProfiles::VideoEncoderCap(
359        VIDEO_ENCODER_MPEG_4_SP, 192000, 420000, 176, 352, 144, 288, 1, 20);
360}
361
362
363/*static*/ void
364MediaProfiles::createDefaultVideoEncoders(MediaProfiles *profiles)
365{
366    profiles->mVideoEncoders.add(createDefaultH263VideoEncoderCap());
367    profiles->mVideoEncoders.add(createDefaultM4vVideoEncoderCap());
368}
369
370/*static*/ MediaProfiles::CamcorderProfile*
371MediaProfiles::createDefaultCamcorderHighProfile()
372{
373    MediaProfiles::VideoCodec *videoCodec =
374        new MediaProfiles::VideoCodec(VIDEO_ENCODER_H263, 360000, 352, 288, 20);
375
376    AudioCodec *audioCodec = new AudioCodec(AUDIO_ENCODER_AMR_NB, 12200, 8000, 1);
377    CamcorderProfile *profile = new CamcorderProfile;
378    profile->mFileFormat = OUTPUT_FORMAT_THREE_GPP;
379    profile->mQuality = CAMCORDER_QUALITY_HIGH;
380    profile->mDuration = 60;
381    profile->mVideoCodec = videoCodec;
382    profile->mAudioCodec = audioCodec;
383    return profile;
384}
385
386/*static*/ MediaProfiles::CamcorderProfile*
387MediaProfiles::createDefaultCamcorderLowProfile()
388{
389    MediaProfiles::VideoCodec *videoCodec =
390        new MediaProfiles::VideoCodec(VIDEO_ENCODER_H263, 192000, 176, 144, 20);
391
392    MediaProfiles::AudioCodec *audioCodec =
393        new MediaProfiles::AudioCodec(AUDIO_ENCODER_AMR_NB, 12200, 8000, 1);
394
395    MediaProfiles::CamcorderProfile *profile = new MediaProfiles::CamcorderProfile;
396    profile->mFileFormat = OUTPUT_FORMAT_THREE_GPP;
397    profile->mQuality = CAMCORDER_QUALITY_LOW;
398    profile->mDuration = 30;
399    profile->mVideoCodec = videoCodec;
400    profile->mAudioCodec = audioCodec;
401    return profile;
402}
403
404/*static*/ void
405MediaProfiles::createDefaultCamcorderProfiles(MediaProfiles *profiles)
406{
407    profiles->mCamcorderProfiles.add(createDefaultCamcorderHighProfile());
408    profiles->mCamcorderProfiles.add(createDefaultCamcorderLowProfile());
409}
410
411/*static*/ void
412MediaProfiles::createDefaultAudioEncoders(MediaProfiles *profiles)
413{
414    profiles->mAudioEncoders.add(createDefaultAmrNBEncoderCap());
415}
416
417/*static*/ void
418MediaProfiles::createDefaultVideoDecoders(MediaProfiles *profiles)
419{
420    MediaProfiles::VideoDecoderCap *cap =
421        new MediaProfiles::VideoDecoderCap(VIDEO_DECODER_WMV);
422
423    profiles->mVideoDecoders.add(cap);
424}
425
426/*static*/ void
427MediaProfiles::createDefaultAudioDecoders(MediaProfiles *profiles)
428{
429    MediaProfiles::AudioDecoderCap *cap =
430        new MediaProfiles::AudioDecoderCap(AUDIO_DECODER_WMA);
431
432    profiles->mAudioDecoders.add(cap);
433}
434
435/*static*/ void
436MediaProfiles::createDefaultEncoderOutputFileFormats(MediaProfiles *profiles)
437{
438    profiles->mEncoderOutputFileFormats.add(OUTPUT_FORMAT_THREE_GPP);
439    profiles->mEncoderOutputFileFormats.add(OUTPUT_FORMAT_MPEG_4);
440}
441
442/*static*/ MediaProfiles::AudioEncoderCap*
443MediaProfiles::createDefaultAmrNBEncoderCap()
444{
445    return new MediaProfiles::AudioEncoderCap(
446        AUDIO_ENCODER_AMR_NB, 5525, 12200, 8000, 8000, 1, 1);
447}
448
449/*static*/ MediaProfiles*
450MediaProfiles::createDefaultInstance()
451{
452    MediaProfiles *profiles = new MediaProfiles;
453    createDefaultCamcorderProfiles(profiles);
454    createDefaultVideoEncoders(profiles);
455    createDefaultAudioEncoders(profiles);
456    createDefaultVideoDecoders(profiles);
457    createDefaultAudioDecoders(profiles);
458    createDefaultEncoderOutputFileFormats(profiles);
459    sIsInitialized = true;
460    return profiles;
461}
462
463/*static*/ MediaProfiles*
464MediaProfiles::createInstanceFromXmlFile(const char *xml)
465{
466    FILE *fp = NULL;
467    CHECK((fp = fopen(xml, "r")));
468
469    XML_Parser parser = ::XML_ParserCreate(NULL);
470    CHECK(parser != NULL);
471
472    MediaProfiles *profiles = new MediaProfiles();
473    ::XML_SetUserData(parser, profiles);
474    ::XML_SetElementHandler(parser, startElementHandler, NULL);
475
476    /*
477      FIXME:
478      expat is not compiled with -DXML_DTD. We don't have DTD parsing support.
479
480      if (!::XML_SetParamEntityParsing(parser, XML_PARAM_ENTITY_PARSING_ALWAYS)) {
481          LOGE("failed to enable DTD support in the xml file");
482          return UNKNOWN_ERROR;
483      }
484
485    */
486
487    const int BUFF_SIZE = 512;
488    for (;;) {
489        void *buff = ::XML_GetBuffer(parser, BUFF_SIZE);
490        if (buff == NULL) {
491            LOGE("failed to in call to XML_GetBuffer()");
492            delete profiles;
493            profiles = NULL;
494            goto exit;
495        }
496
497        int bytes_read = ::fread(buff, 1, BUFF_SIZE, fp);
498        if (bytes_read < 0) {
499            LOGE("failed in call to read");
500            delete profiles;
501            profiles = NULL;
502            goto exit;
503        }
504
505        CHECK(::XML_ParseBuffer(parser, bytes_read, bytes_read == 0));
506
507        if (bytes_read == 0) break;  // done parsing the xml file
508    }
509
510exit:
511    ::XML_ParserFree(parser);
512    ::fclose(fp);
513    if (profiles) {
514        sIsInitialized = true;
515    }
516    return profiles;
517}
518
519Vector<output_format> MediaProfiles::getOutputFileFormats() const
520{
521    return mEncoderOutputFileFormats;  // copy out
522}
523
524Vector<video_encoder> MediaProfiles::getVideoEncoders() const
525{
526    Vector<video_encoder> encoders;
527    for (size_t i = 0; i < mVideoEncoders.size(); ++i) {
528        encoders.add(mVideoEncoders[i]->mCodec);
529    }
530    return encoders;  // copy out
531}
532
533int MediaProfiles::getVideoEncoderParamByName(const char *name, video_encoder codec) const
534{
535    LOGV("getVideoEncoderParamByName: %s for codec %d", name, codec);
536    int index = -1;
537    for (size_t i = 0, n = mVideoEncoders.size(); i < n; ++i) {
538        if (mVideoEncoders[i]->mCodec == codec) {
539            index = i;
540            break;
541        }
542    }
543    if (index == -1) {
544        LOGE("The given video encoder %d is not found", codec);
545        return -1;
546    }
547
548    if (!strcmp("enc.vid.width.min", name)) return mVideoEncoders[index]->mMinFrameWidth;
549    if (!strcmp("enc.vid.width.max", name)) return mVideoEncoders[index]->mMaxFrameWidth;
550    if (!strcmp("enc.vid.height.min", name)) return mVideoEncoders[index]->mMinFrameHeight;
551    if (!strcmp("enc.vid.height.max", name)) return mVideoEncoders[index]->mMaxFrameHeight;
552    if (!strcmp("enc.vid.bps.min", name)) return mVideoEncoders[index]->mMinBitRate;
553    if (!strcmp("enc.vid.bps.max", name)) return mVideoEncoders[index]->mMaxBitRate;
554    if (!strcmp("enc.vid.fps.min", name)) return mVideoEncoders[index]->mMinFrameRate;
555    if (!strcmp("enc.vid.fps.max", name)) return mVideoEncoders[index]->mMaxFrameRate;
556
557    LOGE("The given video encoder param name %s is not found", name);
558    return -1;
559}
560
561Vector<audio_encoder> MediaProfiles::getAudioEncoders() const
562{
563    Vector<audio_encoder> encoders;
564    for (size_t i = 0; i < mAudioEncoders.size(); ++i) {
565        encoders.add(mAudioEncoders[i]->mCodec);
566    }
567    return encoders;  // copy out
568}
569
570int MediaProfiles::getAudioEncoderParamByName(const char *name, audio_encoder codec) const
571{
572    LOGV("getAudioEncoderParamByName: %s for codec %d", name, codec);
573    int index = -1;
574    for (size_t i = 0, n = mAudioEncoders.size(); i < n; ++i) {
575        if (mAudioEncoders[i]->mCodec == codec) {
576            index = i;
577            break;
578        }
579    }
580    if (index == -1) {
581        LOGE("The given audio encoder %d is not found", codec);
582        return -1;
583    }
584
585    if (!strcmp("enc.aud.ch.min", name)) return mAudioEncoders[index]->mMinChannels;
586    if (!strcmp("enc.aud.ch.max", name)) return mAudioEncoders[index]->mMaxChannels;
587    if (!strcmp("enc.aud.bps.min", name)) return mAudioEncoders[index]->mMinBitRate;
588    if (!strcmp("enc.aud.bps.max", name)) return mAudioEncoders[index]->mMaxBitRate;
589    if (!strcmp("enc.aud.hz.min", name)) return mAudioEncoders[index]->mMinSampleRate;
590    if (!strcmp("enc.aud.hz.max", name)) return mAudioEncoders[index]->mMaxSampleRate;
591
592    LOGE("The given audio encoder param name %s is not found", name);
593    return -1;
594}
595
596Vector<video_decoder> MediaProfiles::getVideoDecoders() const
597{
598    Vector<video_decoder> decoders;
599    for (size_t i = 0; i < mVideoDecoders.size(); ++i) {
600        decoders.add(mVideoDecoders[i]->mCodec);
601    }
602    return decoders;  // copy out
603}
604
605Vector<audio_decoder> MediaProfiles::getAudioDecoders() const
606{
607    Vector<audio_decoder> decoders;
608    for (size_t i = 0; i < mAudioDecoders.size(); ++i) {
609        decoders.add(mAudioDecoders[i]->mCodec);
610    }
611    return decoders;  // copy out
612}
613
614int MediaProfiles::getCamcorderProfileParamByName(const char *name, camcorder_quality quality) const
615{
616    LOGV("getCamcorderProfileParamByName: %s for quality %d", name, quality);
617
618    int index = -1;
619    for (size_t i = 0, n = mCamcorderProfiles.size(); i < n; ++i) {
620        if (mCamcorderProfiles[i]->mQuality == quality) {
621            index = i;
622            break;
623        }
624    }
625    if (index == -1) {
626        LOGE("The given camcorder profile quality %d is not found", quality);
627        return -1;
628    }
629
630    if (!strcmp("file.format", name)) return mCamcorderProfiles[index]->mFileFormat;
631    if (!strcmp("vid.codec", name)) return mCamcorderProfiles[index]->mVideoCodec->mCodec;
632    if (!strcmp("vid.width", name)) return mCamcorderProfiles[index]->mVideoCodec->mFrameWidth;
633    if (!strcmp("vid.height", name)) return mCamcorderProfiles[index]->mVideoCodec->mFrameHeight;
634    if (!strcmp("vid.bps", name)) return mCamcorderProfiles[index]->mVideoCodec->mBitRate;
635    if (!strcmp("vid.fps", name)) return mCamcorderProfiles[index]->mVideoCodec->mFrameRate;
636    if (!strcmp("aud.codec", name)) return mCamcorderProfiles[index]->mAudioCodec->mCodec;
637    if (!strcmp("aud.bps", name)) return mCamcorderProfiles[index]->mAudioCodec->mBitRate;
638    if (!strcmp("aud.ch", name)) return mCamcorderProfiles[index]->mAudioCodec->mChannels;
639    if (!strcmp("aud.hz", name)) return mCamcorderProfiles[index]->mAudioCodec->mSampleRate;
640
641    LOGE("The given camcorder profile param name %s is not found", name);
642    return -1;
643}
644
645MediaProfiles::~MediaProfiles()
646{
647    CHECK("destructor should never be called" == 0);
648#if 0
649    for (size_t i = 0; i < mAudioEncoders.size(); ++i) {
650        delete mAudioEncoders[i];
651    }
652    mAudioEncoders.clear();
653
654    for (size_t i = 0; i < mVideoEncoders.size(); ++i) {
655        delete mVideoEncoders[i];
656    }
657    mVideoEncoders.clear();
658
659    for (size_t i = 0; i < mVideoDecoders.size(); ++i) {
660        delete mVideoDecoders[i];
661    }
662    mVideoDecoders.clear();
663
664    for (size_t i = 0; i < mAudioDecoders.size(); ++i) {
665        delete mAudioDecoders[i];
666    }
667    mAudioDecoders.clear();
668
669    for (size_t i = 0; i < mCamcorderProfiles.size(); ++i) {
670        delete mCamcorderProfiles[i];
671    }
672    mCamcorderProfiles.clear();
673#endif
674}
675} // namespace android
676