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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  */
16 
17 //#define LOG_NDEBUG 0
18 #define LOG_TAG "MediaProfilesJNI"
19 #include <utils/Log.h>
20 
21 #include <stdio.h>
22 #include <utils/threads.h>
23 
24 #include "jni.h"
25 #include "JNIHelp.h"
26 #include "android_runtime/AndroidRuntime.h"
27 #include <media/MediaProfiles.h>
28 
29 using namespace android;
30 
31 static Mutex sLock;
32 MediaProfiles *sProfiles = NULL;
33 
34 // This function is called from a static block in MediaProfiles.java class,
35 // which won't run until the first time an instance of this class is used.
36 static void
android_media_MediaProfiles_native_init(JNIEnv * env)37 android_media_MediaProfiles_native_init(JNIEnv *env)
38 {
39     ALOGV("native_init");
40     Mutex::Autolock lock(sLock);
41 
42     if (sProfiles == NULL) {
43         sProfiles = MediaProfiles::getInstance();
44     }
45 }
46 
47 static jint
android_media_MediaProfiles_native_get_num_file_formats(JNIEnv * env,jobject thiz)48 android_media_MediaProfiles_native_get_num_file_formats(JNIEnv *env, jobject thiz)
49 {
50     ALOGV("native_get_num_file_formats");
51     return sProfiles->getOutputFileFormats().size();
52 }
53 
54 static jint
android_media_MediaProfiles_native_get_file_format(JNIEnv * env,jobject thiz,jint index)55 android_media_MediaProfiles_native_get_file_format(JNIEnv *env, jobject thiz, jint index)
56 {
57     ALOGV("native_get_file_format: %d", index);
58     Vector<output_format> formats = sProfiles->getOutputFileFormats();
59     int nSize = formats.size();
60     if (index < 0 || index >= nSize) {
61         jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
62         return -1;
63     }
64     return static_cast<jint>(formats[index]);
65 }
66 
67 static jint
android_media_MediaProfiles_native_get_num_video_encoders(JNIEnv * env,jobject thiz)68 android_media_MediaProfiles_native_get_num_video_encoders(JNIEnv *env, jobject thiz)
69 {
70     ALOGV("native_get_num_video_encoders");
71     return sProfiles->getVideoEncoders().size();
72 }
73 
74 static jobject
android_media_MediaProfiles_native_get_video_encoder_cap(JNIEnv * env,jobject thiz,jint index)75 android_media_MediaProfiles_native_get_video_encoder_cap(JNIEnv *env, jobject thiz, jint index)
76 {
77     ALOGV("native_get_video_encoder_cap: %d", index);
78     Vector<video_encoder> encoders = sProfiles->getVideoEncoders();
79     int nSize = encoders.size();
80     if (index < 0 || index >= nSize) {
81         jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
82         return NULL;
83     }
84 
85     video_encoder encoder = encoders[index];
86     int minBitRate = sProfiles->getVideoEncoderParamByName("enc.vid.bps.min", encoder);
87     int maxBitRate = sProfiles->getVideoEncoderParamByName("enc.vid.bps.max", encoder);
88     int minFrameRate = sProfiles->getVideoEncoderParamByName("enc.vid.fps.min", encoder);
89     int maxFrameRate = sProfiles->getVideoEncoderParamByName("enc.vid.fps.max", encoder);
90     int minFrameWidth = sProfiles->getVideoEncoderParamByName("enc.vid.width.min", encoder);
91     int maxFrameWidth = sProfiles->getVideoEncoderParamByName("enc.vid.width.max", encoder);
92     int minFrameHeight = sProfiles->getVideoEncoderParamByName("enc.vid.height.min", encoder);
93     int maxFrameHeight = sProfiles->getVideoEncoderParamByName("enc.vid.height.max", encoder);
94 
95     // Check on the values retrieved
96     if ((minBitRate == -1 || maxBitRate == -1) ||
97         (minFrameRate == -1 || maxFrameRate == -1) ||
98         (minFrameWidth == -1 || maxFrameWidth == -1) ||
99         (minFrameHeight == -1 || maxFrameHeight == -1)) {
100 
101         jniThrowException(env, "java/lang/RuntimeException", "Error retrieving video encoder capability params");
102         return NULL;
103     }
104 
105     // Construct an instance of the VideoEncoderCap and set its member variables
106     jclass videoEncoderCapClazz = env->FindClass("android/media/EncoderCapabilities$VideoEncoderCap");
107     jmethodID videoEncoderCapConstructorMethodID = env->GetMethodID(videoEncoderCapClazz, "<init>", "(IIIIIIIII)V");
108     jobject cap = env->NewObject(videoEncoderCapClazz,
109                                  videoEncoderCapConstructorMethodID,
110                                  static_cast<int>(encoder),
111                                  minBitRate, maxBitRate,
112                                  minFrameRate, maxFrameRate,
113                                  minFrameWidth, maxFrameWidth,
114                                  minFrameHeight, maxFrameHeight);
115     return cap;
116 }
117 
118 static jint
android_media_MediaProfiles_native_get_num_audio_encoders(JNIEnv * env,jobject thiz)119 android_media_MediaProfiles_native_get_num_audio_encoders(JNIEnv *env, jobject thiz)
120 {
121     ALOGV("native_get_num_audio_encoders");
122     return sProfiles->getAudioEncoders().size();
123 }
124 
125 static jobject
android_media_MediaProfiles_native_get_audio_encoder_cap(JNIEnv * env,jobject thiz,jint index)126 android_media_MediaProfiles_native_get_audio_encoder_cap(JNIEnv *env, jobject thiz, jint index)
127 {
128     ALOGV("native_get_audio_encoder_cap: %d", index);
129     Vector<audio_encoder> encoders = sProfiles->getAudioEncoders();
130     int nSize = encoders.size();
131     if (index < 0 || index >= nSize) {
132         jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
133         return NULL;
134     }
135 
136     audio_encoder encoder = encoders[index];
137     int minBitRate = sProfiles->getAudioEncoderParamByName("enc.aud.bps.min", encoder);
138     int maxBitRate = sProfiles->getAudioEncoderParamByName("enc.aud.bps.max", encoder);
139     int minSampleRate = sProfiles->getAudioEncoderParamByName("enc.aud.hz.min", encoder);
140     int maxSampleRate = sProfiles->getAudioEncoderParamByName("enc.aud.hz.max", encoder);
141     int minChannels = sProfiles->getAudioEncoderParamByName("enc.aud.ch.min", encoder);
142     int maxChannels = sProfiles->getAudioEncoderParamByName("enc.aud.ch.max", encoder);
143 
144     // Check on the values retrieved
145     if ((minBitRate == -1 || maxBitRate == -1) ||
146         (minSampleRate == -1 || maxSampleRate == -1) ||
147         (minChannels == -1 || maxChannels == -1)) {
148 
149         jniThrowException(env, "java/lang/RuntimeException", "Error retrieving video encoder capability params");
150         return NULL;
151     }
152 
153     jclass audioEncoderCapClazz = env->FindClass("android/media/EncoderCapabilities$AudioEncoderCap");
154     jmethodID audioEncoderCapConstructorMethodID = env->GetMethodID(audioEncoderCapClazz, "<init>", "(IIIIIII)V");
155     jobject cap = env->NewObject(audioEncoderCapClazz,
156                                  audioEncoderCapConstructorMethodID,
157                                  static_cast<int>(encoder),
158                                  minBitRate, maxBitRate,
159                                  minSampleRate, maxSampleRate,
160                                  minChannels, maxChannels);
161     return cap;
162 }
163 
isCamcorderQualityKnown(int quality)164 static bool isCamcorderQualityKnown(int quality)
165 {
166     return ((quality >= CAMCORDER_QUALITY_LIST_START &&
167              quality <= CAMCORDER_QUALITY_LIST_END) ||
168             (quality >= CAMCORDER_QUALITY_TIME_LAPSE_LIST_START &&
169              quality <= CAMCORDER_QUALITY_TIME_LAPSE_LIST_END));
170 }
171 
172 static jobject
android_media_MediaProfiles_native_get_camcorder_profile(JNIEnv * env,jobject thiz,jint id,jint quality)173 android_media_MediaProfiles_native_get_camcorder_profile(JNIEnv *env, jobject thiz, jint id, jint quality)
174 {
175     ALOGV("native_get_camcorder_profile: %d %d", id, quality);
176     if (!isCamcorderQualityKnown(quality)) {
177         jniThrowException(env, "java/lang/RuntimeException", "Unknown camcorder profile quality");
178         return NULL;
179     }
180 
181     camcorder_quality q = static_cast<camcorder_quality>(quality);
182     int duration         = sProfiles->getCamcorderProfileParamByName("duration",    id, q);
183     int fileFormat       = sProfiles->getCamcorderProfileParamByName("file.format", id, q);
184     int videoCodec       = sProfiles->getCamcorderProfileParamByName("vid.codec",   id, q);
185     int videoBitRate     = sProfiles->getCamcorderProfileParamByName("vid.bps",     id, q);
186     int videoFrameRate   = sProfiles->getCamcorderProfileParamByName("vid.fps",     id, q);
187     int videoFrameWidth  = sProfiles->getCamcorderProfileParamByName("vid.width",   id, q);
188     int videoFrameHeight = sProfiles->getCamcorderProfileParamByName("vid.height",  id, q);
189     int audioCodec       = sProfiles->getCamcorderProfileParamByName("aud.codec",   id, q);
190     int audioBitRate     = sProfiles->getCamcorderProfileParamByName("aud.bps",     id, q);
191     int audioSampleRate  = sProfiles->getCamcorderProfileParamByName("aud.hz",      id, q);
192     int audioChannels    = sProfiles->getCamcorderProfileParamByName("aud.ch",      id, q);
193 
194     // Check on the values retrieved
195     if (duration == -1 || fileFormat == -1 || videoCodec == -1 || audioCodec == -1 ||
196         videoBitRate == -1 || videoFrameRate == -1 || videoFrameWidth == -1 || videoFrameHeight == -1 ||
197         audioBitRate == -1 || audioSampleRate == -1 || audioChannels == -1) {
198 
199         jniThrowException(env, "java/lang/RuntimeException", "Error retrieving camcorder profile params");
200         return NULL;
201     }
202 
203     jclass camcorderProfileClazz = env->FindClass("android/media/CamcorderProfile");
204     jmethodID camcorderProfileConstructorMethodID = env->GetMethodID(camcorderProfileClazz, "<init>", "(IIIIIIIIIIII)V");
205     return env->NewObject(camcorderProfileClazz,
206                           camcorderProfileConstructorMethodID,
207                           duration,
208                           quality,
209                           fileFormat,
210                           videoCodec,
211                           videoBitRate,
212                           videoFrameRate,
213                           videoFrameWidth,
214                           videoFrameHeight,
215                           audioCodec,
216                           audioBitRate,
217                           audioSampleRate,
218                           audioChannels);
219 }
220 
221 static jboolean
android_media_MediaProfiles_native_has_camcorder_profile(JNIEnv * env,jobject thiz,jint id,jint quality)222 android_media_MediaProfiles_native_has_camcorder_profile(JNIEnv *env, jobject thiz, jint id, jint quality)
223 {
224     ALOGV("native_has_camcorder_profile: %d %d", id, quality);
225     if (!isCamcorderQualityKnown(quality)) {
226         return false;
227     }
228 
229     camcorder_quality q = static_cast<camcorder_quality>(quality);
230     return sProfiles->hasCamcorderProfile(id, q);
231 }
232 
233 static jint
android_media_MediaProfiles_native_get_num_video_decoders(JNIEnv * env,jobject thiz)234 android_media_MediaProfiles_native_get_num_video_decoders(JNIEnv *env, jobject thiz)
235 {
236     ALOGV("native_get_num_video_decoders");
237     return sProfiles->getVideoDecoders().size();
238 }
239 
240 static jint
android_media_MediaProfiles_native_get_video_decoder_type(JNIEnv * env,jobject thiz,jint index)241 android_media_MediaProfiles_native_get_video_decoder_type(JNIEnv *env, jobject thiz, jint index)
242 {
243     ALOGV("native_get_video_decoder_type: %d", index);
244     Vector<video_decoder> decoders = sProfiles->getVideoDecoders();
245     int nSize = decoders.size();
246     if (index < 0 || index >= nSize) {
247         jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
248         return -1;
249     }
250 
251     return static_cast<jint>(decoders[index]);
252 }
253 
254 static jint
android_media_MediaProfiles_native_get_num_audio_decoders(JNIEnv * env,jobject thiz)255 android_media_MediaProfiles_native_get_num_audio_decoders(JNIEnv *env, jobject thiz)
256 {
257     ALOGV("native_get_num_audio_decoders");
258     return sProfiles->getAudioDecoders().size();
259 }
260 
261 static jint
android_media_MediaProfiles_native_get_audio_decoder_type(JNIEnv * env,jobject thiz,jint index)262 android_media_MediaProfiles_native_get_audio_decoder_type(JNIEnv *env, jobject thiz, jint index)
263 {
264     ALOGV("native_get_audio_decoder_type: %d", index);
265     Vector<audio_decoder> decoders = sProfiles->getAudioDecoders();
266     int nSize = decoders.size();
267     if (index < 0 || index >= nSize) {
268         jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
269         return -1;
270     }
271 
272     return static_cast<jint>(decoders[index]);
273 }
274 
275 static jint
android_media_MediaProfiles_native_get_num_image_encoding_quality_levels(JNIEnv * env,jobject thiz,jint cameraId)276 android_media_MediaProfiles_native_get_num_image_encoding_quality_levels(JNIEnv *env, jobject thiz, jint cameraId)
277 {
278     ALOGV("native_get_num_image_encoding_quality_levels");
279     return sProfiles->getImageEncodingQualityLevels(cameraId).size();
280 }
281 
282 static jint
android_media_MediaProfiles_native_get_image_encoding_quality_level(JNIEnv * env,jobject thiz,jint cameraId,jint index)283 android_media_MediaProfiles_native_get_image_encoding_quality_level(JNIEnv *env, jobject thiz, jint cameraId, jint index)
284 {
285     ALOGV("native_get_image_encoding_quality_level");
286     Vector<int> levels = sProfiles->getImageEncodingQualityLevels(cameraId);
287     if (index < 0 || index >= levels.size()) {
288         jniThrowException(env, "java/lang/IllegalArgumentException", "out of array boundary");
289         return -1;
290     }
291     return static_cast<jint>(levels[index]);
292 }
293 static jobject
android_media_MediaProfiles_native_get_videoeditor_profile(JNIEnv * env,jobject thiz)294 android_media_MediaProfiles_native_get_videoeditor_profile(JNIEnv *env, jobject thiz)
295 {
296     ALOGV("native_get_videoeditor_profile");
297 
298     int maxInputFrameWidth =
299             sProfiles->getVideoEditorCapParamByName("videoeditor.input.width.max");
300     int maxInputFrameHeight =
301             sProfiles->getVideoEditorCapParamByName("videoeditor.input.height.max");
302     int maxOutputFrameWidth =
303             sProfiles->getVideoEditorCapParamByName("videoeditor.output.width.max");
304     int maxOutputFrameHeight =
305             sProfiles->getVideoEditorCapParamByName("videoeditor.output.height.max");
306 
307     // Check on the values retrieved
308     if (maxInputFrameWidth == -1 || maxInputFrameHeight == -1 ||
309         maxOutputFrameWidth == -1 || maxOutputFrameHeight == -1) {
310 
311         jniThrowException(env, "java/lang/RuntimeException",\
312             "Error retrieving videoeditor profile params");
313         return NULL;
314     }
315     ALOGV("native_get_videoeditor_profile \
316         inWidth:%d inHeight:%d,outWidth:%d, outHeight:%d",\
317         maxInputFrameWidth,maxInputFrameHeight,\
318         maxOutputFrameWidth,maxOutputFrameHeight);
319 
320     jclass VideoEditorProfileClazz =
321         env->FindClass("android/media/videoeditor/VideoEditorProfile");
322     jmethodID VideoEditorProfileConstructorMethodID =
323         env->GetMethodID(VideoEditorProfileClazz, "<init>", "(IIII)V");
324     return env->NewObject(VideoEditorProfileClazz,
325                           VideoEditorProfileConstructorMethodID,
326                           maxInputFrameWidth,
327                           maxInputFrameHeight,
328                           maxOutputFrameWidth,
329                           maxOutputFrameHeight);
330 }
331 static jint
android_media_MediaProfiles_native_get_videoeditor_export_profile(JNIEnv * env,jobject thiz,jint codec)332 android_media_MediaProfiles_native_get_videoeditor_export_profile(
333     JNIEnv *env, jobject thiz, jint codec)
334 {
335     ALOGV("android_media_MediaProfiles_native_get_export_profile index ");
336     int profile =0;
337     profile = sProfiles->getVideoEditorExportParamByName("videoeditor.export.profile", codec);
338     // Check the values retrieved
339     if (profile == -1) {
340         jniThrowException(env, "java/lang/RuntimeException",\
341             "Error retrieving videoeditor export profile params");
342         return -1;
343     }
344     return static_cast<jint>(profile);
345 }
346 
347 static jint
android_media_MediaProfiles_native_get_videoeditor_export_level(JNIEnv * env,jobject thiz,jint codec)348 android_media_MediaProfiles_native_get_videoeditor_export_level(
349     JNIEnv *env, jobject thiz, jint codec)
350 {
351     ALOGV("android_media_MediaProfiles_native_get_export_level");
352     int level =0;
353     level = sProfiles->getVideoEditorExportParamByName("videoeditor.export.level", codec);
354     // Check the values retrieved
355     if (level == -1) {
356         jniThrowException(env, "java/lang/RuntimeException",\
357             "Error retrieving videoeditor export level params");
358         return -1;
359     }
360     return static_cast<jint>(level);
361 }
362 static JNINativeMethod gMethodsForEncoderCapabilitiesClass[] = {
363     {"native_init",                            "()V",                    (void *)android_media_MediaProfiles_native_init},
364     {"native_get_num_file_formats",            "()I",                    (void *)android_media_MediaProfiles_native_get_num_file_formats},
365     {"native_get_file_format",                 "(I)I",                   (void *)android_media_MediaProfiles_native_get_file_format},
366     {"native_get_num_video_encoders",          "()I",                    (void *)android_media_MediaProfiles_native_get_num_video_encoders},
367     {"native_get_num_audio_encoders",          "()I",                    (void *)android_media_MediaProfiles_native_get_num_audio_encoders},
368 
369     {"native_get_video_encoder_cap",           "(I)Landroid/media/EncoderCapabilities$VideoEncoderCap;",
370                                                                          (void *)android_media_MediaProfiles_native_get_video_encoder_cap},
371 
372     {"native_get_audio_encoder_cap",           "(I)Landroid/media/EncoderCapabilities$AudioEncoderCap;",
373                                                                          (void *)android_media_MediaProfiles_native_get_audio_encoder_cap},
374 };
375 
376 static JNINativeMethod gMethodsForCamcorderProfileClass[] = {
377     {"native_init",                            "()V",                    (void *)android_media_MediaProfiles_native_init},
378     {"native_get_camcorder_profile",           "(II)Landroid/media/CamcorderProfile;",
379                                                                          (void *)android_media_MediaProfiles_native_get_camcorder_profile},
380     {"native_has_camcorder_profile",           "(II)Z",
381                                                                          (void *)android_media_MediaProfiles_native_has_camcorder_profile},
382 };
383 
384 static JNINativeMethod gMethodsForDecoderCapabilitiesClass[] = {
385     {"native_init",                            "()V",                    (void *)android_media_MediaProfiles_native_init},
386     {"native_get_num_video_decoders",          "()I",                    (void *)android_media_MediaProfiles_native_get_num_video_decoders},
387     {"native_get_num_audio_decoders",          "()I",                    (void *)android_media_MediaProfiles_native_get_num_audio_decoders},
388     {"native_get_video_decoder_type",          "(I)I",                   (void *)android_media_MediaProfiles_native_get_video_decoder_type},
389     {"native_get_audio_decoder_type",          "(I)I",                   (void *)android_media_MediaProfiles_native_get_audio_decoder_type},
390 };
391 
392 static JNINativeMethod gMethodsForCameraProfileClass[] = {
393     {"native_init",                            "()V",                    (void *)android_media_MediaProfiles_native_init},
394     {"native_get_num_image_encoding_quality_levels",
395                                                "(I)I",                   (void *)android_media_MediaProfiles_native_get_num_image_encoding_quality_levels},
396     {"native_get_image_encoding_quality_level","(II)I",                   (void *)android_media_MediaProfiles_native_get_image_encoding_quality_level},
397 };
398 
399 static JNINativeMethod gMethodsForVideoEditorProfileClass[] = {
400     {"native_init",                            "()V",         (void *)android_media_MediaProfiles_native_init},
401     {"native_get_videoeditor_profile", "()Landroid/media/videoeditor/VideoEditorProfile;", (void *)android_media_MediaProfiles_native_get_videoeditor_profile},
402     {"native_get_videoeditor_export_profile", "(I)I", (void *)android_media_MediaProfiles_native_get_videoeditor_export_profile},
403     {"native_get_videoeditor_export_level", "(I)I", (void *)android_media_MediaProfiles_native_get_videoeditor_export_level},
404 };
405 
406 static const char* const kEncoderCapabilitiesClassPathName = "android/media/EncoderCapabilities";
407 static const char* const kDecoderCapabilitiesClassPathName = "android/media/DecoderCapabilities";
408 static const char* const kCamcorderProfileClassPathName = "android/media/CamcorderProfile";
409 static const char* const kCameraProfileClassPathName = "android/media/CameraProfile";
410 static const char* const kVideoEditorProfileClassPathName =
411     "android/media/videoeditor/VideoEditorProfile";
412 
413 // This function only registers the native methods, and is called from
414 // JNI_OnLoad in android_media_MediaPlayer.cpp
register_android_media_MediaProfiles(JNIEnv * env)415 int register_android_media_MediaProfiles(JNIEnv *env)
416 {
417     int ret1 = AndroidRuntime::registerNativeMethods(env,
418                kEncoderCapabilitiesClassPathName,
419                gMethodsForEncoderCapabilitiesClass,
420                NELEM(gMethodsForEncoderCapabilitiesClass));
421 
422     int ret2 = AndroidRuntime::registerNativeMethods(env,
423                kCamcorderProfileClassPathName,
424                gMethodsForCamcorderProfileClass,
425                NELEM(gMethodsForCamcorderProfileClass));
426 
427     int ret3 = AndroidRuntime::registerNativeMethods(env,
428                kDecoderCapabilitiesClassPathName,
429                gMethodsForDecoderCapabilitiesClass,
430                NELEM(gMethodsForDecoderCapabilitiesClass));
431 
432     int ret4 = AndroidRuntime::registerNativeMethods(env,
433                kCameraProfileClassPathName,
434                gMethodsForCameraProfileClass,
435                NELEM(gMethodsForCameraProfileClass));
436 
437     int ret5 = AndroidRuntime::registerNativeMethods(env,
438                kVideoEditorProfileClassPathName,
439                gMethodsForVideoEditorProfileClass,
440                NELEM(gMethodsForVideoEditorProfileClass));
441 
442     // Success if all return values from above are 0
443     return (ret1 || ret2 || ret3 || ret4 || ret5);
444 }
445