/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// OpenMAX AL MediaPlayer command-line player
#include <assert.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <unistd.h>
#include <OMXAL/OpenMAXAL.h>
#include <OMXAL/OpenMAXAL_Android.h>
#include "nativewindow.h"
#define MPEG2TS_PACKET_SIZE 188 // MPEG-2 transport stream packet size in bytes
#define PACKETS_PER_BUFFER 20 // Number of MPEG-2 transport stream packets per buffer
#define NB_BUFFERS 2 // Number of buffers in Android buffer queue
// MPEG-2 transport stream packet
typedef struct {
char data[MPEG2TS_PACKET_SIZE];
} MPEG2TS_Packet;
// Globals shared between main thread and buffer queue callback
MPEG2TS_Packet *packets;
size_t totalPackets; // total number of packets in input file
size_t numPackets; // number of packets to play, defaults to totalPackets - firstPacket
size_t curPacket; // current packet index
size_t discPacket; // discontinuity packet index, defaults to no discontinuity requested
size_t afterDiscPacket; // packet index to switch to after the discontinuity
size_t firstPacket; // first packet index to be played, defaults to zero
size_t lastPacket; // last packet index to be played
size_t formatPacket; // format change packet index, defaults to no format change requested
XAmillisecond seekPos = XA_TIME_UNKNOWN; // seek to this position initially
int pauseMs = -1; // pause after this many ms into playback
XAboolean forceCallbackFailure = XA_BOOLEAN_FALSE; // force callback failures occasionally
XAboolean sentEOS = XA_BOOLEAN_FALSE; // whether we have enqueued EOS yet
// These are extensions to OpenMAX AL 1.0.1 values
#define PREFETCHSTATUS_UNKNOWN ((XAuint32) 0)
#define PREFETCHSTATUS_ERROR ((XAuint32) (-1))
// Mutex and condition shared with main program to protect prefetch_status
static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
XAuint32 prefetch_status = PREFETCHSTATUS_UNKNOWN;
/* used to detect errors likely to have occured when the OpenMAX AL framework fails to open
* a resource, for instance because a file URI is invalid, or an HTTP server doesn't respond.
*/
#define PREFETCHEVENT_ERROR_CANDIDATE \
(XA_PREFETCHEVENT_STATUSCHANGE | XA_PREFETCHEVENT_FILLLEVELCHANGE)
// stream event change callback
void streamEventChangeCallback(XAStreamInformationItf caller __unused, XAuint32 eventId,
XAuint32 streamIndex, void *pEventData, void *pContext)
{
// context parameter is specified as NULL and is unused here
assert(NULL == pContext);
switch (eventId) {
case XA_STREAMCBEVENT_PROPERTYCHANGE:
printf("XA_STREAMCBEVENT_PROPERTYCHANGE on stream index %u, pEventData %p\n", streamIndex,
pEventData);
break;
default:
printf("Unknown stream event ID %u\n", eventId);
break;
}
}
// prefetch status callback
void prefetchStatusCallback(XAPrefetchStatusItf caller, void *pContext, XAuint32 event)
{
// pContext is unused here, so we pass NULL
assert(pContext == NULL);
XApermille level = 0;
XAresult result;
result = (*caller)->GetFillLevel(caller, &level);
assert(XA_RESULT_SUCCESS == result);
XAuint32 status;
result = (*caller)->GetPrefetchStatus(caller, &status);
assert(XA_RESULT_SUCCESS == result);
if (event & XA_PREFETCHEVENT_FILLLEVELCHANGE) {
printf("PrefetchEventCallback: Buffer fill level is = %d\n", level);
}
if (event & XA_PREFETCHEVENT_STATUSCHANGE) {
printf("PrefetchEventCallback: Prefetch Status is = %u\n", status);
}
XAuint32 new_prefetch_status;
if ((PREFETCHEVENT_ERROR_CANDIDATE == (event & PREFETCHEVENT_ERROR_CANDIDATE))
&& (level == 0) && (status == XA_PREFETCHSTATUS_UNDERFLOW)) {
printf("PrefetchEventCallback: Error while prefetching data, exiting\n");
new_prefetch_status = PREFETCHSTATUS_ERROR;
} else if (event == XA_PREFETCHEVENT_STATUSCHANGE) {
new_prefetch_status = status;
} else {
return;
}
int ok;
ok = pthread_mutex_lock(&mutex);
assert(ok == 0);
prefetch_status = new_prefetch_status;
ok = pthread_cond_signal(&cond);
assert(ok == 0);
ok = pthread_mutex_unlock(&mutex);
assert(ok == 0);
}
// playback event callback
void playEventCallback(XAPlayItf caller, void *pContext, XAuint32 event)
{
// pContext is unused here, so we pass NULL
assert(NULL == pContext);
XAresult result;
XAmillisecond position;
result = (*caller)->GetPosition(caller, &position);
assert(XA_RESULT_SUCCESS == result);
if (XA_PLAYEVENT_HEADATEND & event) {
printf("XA_PLAYEVENT_HEADATEND current position=%u ms\n", position);
}
if (XA_PLAYEVENT_HEADATNEWPOS & event) {
printf("XA_PLAYEVENT_HEADATNEWPOS current position=%u ms\n", position);
}
if (XA_PLAYEVENT_HEADATMARKER & event) {
printf("XA_PLAYEVENT_HEADATMARKER current position=%u ms\n", position);
}
}
// Android buffer queue callback
XAresult bufferQueueCallback(
XAAndroidBufferQueueItf caller,
void *pCallbackContext,
void *pBufferContext __unused,
void *pBufferData __unused,
XAuint32 dataSize __unused,
XAuint32 dataUsed __unused,
const XAAndroidBufferItem *pItems __unused,
XAuint32 itemsLength __unused)
{
XAPlayItf playerPlay = (XAPlayItf) pCallbackContext;
// enqueue the .ts data directly from mapped memory, so ignore the empty buffer pBufferData
if (curPacket <= lastPacket) {
static const XAAndroidBufferItem discontinuity = {XA_ANDROID_ITEMKEY_DISCONTINUITY, 0, {}};
static const XAAndroidBufferItem eos = {XA_ANDROID_ITEMKEY_EOS, 0, {}};
static const XAAndroidBufferItem formatChange = {XA_ANDROID_ITEMKEY_FORMAT_CHANGE, 0, {}};
const XAAndroidBufferItem *items;
XAuint32 itemSize;
// compute number of packets to be enqueued in this buffer
XAuint32 packetsThisBuffer = lastPacket - curPacket;
if (packetsThisBuffer > PACKETS_PER_BUFFER) {
packetsThisBuffer = PACKETS_PER_BUFFER;
}
// last packet? this should only happen once
if (curPacket == lastPacket) {
if (sentEOS) {
printf("buffer completion callback after EOS\n");
return XA_RESULT_SUCCESS;
}
printf("sending EOS\n");
items = &eos;
itemSize = sizeof(eos);
sentEOS = XA_BOOLEAN_TRUE;
// discontinuity requested?
} else if (curPacket == discPacket) {
printf("sending discontinuity at packet %zu, then resuming at packet %zu\n", discPacket,
afterDiscPacket);
items = &discontinuity;
itemSize = sizeof(discontinuity);
curPacket = afterDiscPacket;
// format change requested?
} else if (curPacket == formatPacket) {
printf("sending format change");
items = &formatChange;
itemSize = sizeof(formatChange);
// pure data with no items
} else {
items = NULL;
itemSize = 0;
}
XAresult result;
// enqueue the optional data and optional items; there is always at least one or the other
assert(packetsThisBuffer > 0 || itemSize > 0);
result = (*caller)->Enqueue(caller, NULL, &packets[curPacket],
sizeof(MPEG2TS_Packet) * packetsThisBuffer, items, itemSize);
assert(XA_RESULT_SUCCESS == result);
curPacket += packetsThisBuffer;
// display position periodically
if (curPacket % 1000 == 0) {
XAmillisecond position;
result = (*playerPlay)->GetPosition(playerPlay, &position);
assert(XA_RESULT_SUCCESS == result);
printf("Position after enqueueing packet %zu: %u ms\n", curPacket, position);
}
}
if (forceCallbackFailure && (curPacket % 1230 == 0)) {
return (XAresult) curPacket;
} else {
return XA_RESULT_SUCCESS;
}
}
// convert a domain type to string
static const char *domainToString(XAuint32 domain)
{
switch (domain) {
case 0: // FIXME There's a private declaration '#define XA_DOMAINTYPE_CONTAINER 0' in src/data.h
// but we don't have access to it. Plan to file a bug with Khronos about this symbol.
return "media container";
#define _(x) case x: return #x;
_(XA_DOMAINTYPE_AUDIO)
_(XA_DOMAINTYPE_VIDEO)
_(XA_DOMAINTYPE_IMAGE)
_(XA_DOMAINTYPE_TIMEDTEXT)
_(XA_DOMAINTYPE_MIDI)
_(XA_DOMAINTYPE_VENDOR)
_(XA_DOMAINTYPE_UNKNOWN)
#undef _
default:
return "unknown";
}
}
// main program
int main(int argc, char **argv)
{
const char *prog = argv[0];
int i;
XAboolean abq = XA_BOOLEAN_FALSE; // use AndroidBufferQueue, default is URI
XAboolean looping = XA_BOOLEAN_FALSE;
for (i = 1; i < argc; ++i) {
const char *arg = argv[i];
if (arg[0] != '-')
break;
switch (arg[1]) {
case 'a':
abq = XA_BOOLEAN_TRUE;
break;
case 'c':
forceCallbackFailure = XA_BOOLEAN_TRUE;
break;
case 'd':
discPacket = atoi(&arg[2]);
break;
case 'D':
afterDiscPacket = atoi(&arg[2]);
break;
case 'f':
firstPacket = atoi(&arg[2]);
break;
case 'F':
formatPacket = atoi(&arg[2]);
break;
case 'l':
looping = XA_BOOLEAN_TRUE;
break;
case 'n':
numPackets = atoi(&arg[2]);
break;
case 'p':
pauseMs = atoi(&arg[2]);
break;
case 's':
seekPos = atoi(&arg[2]);
break;
default:
fprintf(stderr, "%s: unknown option %s\n", prog, arg);
break;
}
}
// check that exactly one URI was specified
if (argc - i != 1) {
fprintf(stderr, "usage: %s [-a] [-c] [-d#] [-D#] [-f#] [-F#] [-l] [-n#] [-p#] [-s#] uri\n",
prog);
fprintf(stderr, " -a Use Android buffer queue to supply data, default is URI\n");
fprintf(stderr, " -c Force callback to return an error randomly, for debugging only\n");
fprintf(stderr, " -d# Packet index to insert a discontinuity, default is none\n");
fprintf(stderr, " -D# Packet index to switch to after the discontinuity\n");
fprintf(stderr, " -f# First packet index, defaults to 0\n");
fprintf(stderr, " -F# Packet index to insert a format change, default is none\n");
fprintf(stderr, " -l Enable looping, for URI only\n");
fprintf(stderr, " -n# Number of packets to enqueue\n");
fprintf(stderr, " -p# Pause playback for 5 seconds after this many milliseconds\n");
fprintf(stderr, " -s# Seek position in milliseconds, for URI only\n");
return EXIT_FAILURE;
}
const char *uri = argv[i];
// for AndroidBufferQueue, interpret URI as a filename and open
int fd = -1;
if (abq) {
fd = open(uri, O_RDONLY);
if (fd < 0) {
perror(uri);
goto close;
}
int ok;
struct stat statbuf;
ok = fstat(fd, &statbuf);
if (ok < 0) {
perror(uri);
goto close;
}
if (!S_ISREG(statbuf.st_mode)) {
fprintf(stderr, "%s: not an ordinary file\n", uri);
goto close;
}
void *ptr;
ptr = mmap(NULL, statbuf.st_size, PROT_READ, MAP_FILE | MAP_PRIVATE, fd, (off_t) 0);
if (ptr == MAP_FAILED) {
perror(uri);
goto close;
}
size_t filelen = statbuf.st_size;
if ((filelen % MPEG2TS_PACKET_SIZE) != 0) {
fprintf(stderr, "%s: warning file length %zu is not a multiple of %d\n", uri, filelen,
MPEG2TS_PACKET_SIZE);
}
packets = (MPEG2TS_Packet *) ptr;
totalPackets = filelen / MPEG2TS_PACKET_SIZE;
printf("%s has %zu total packets\n", uri, totalPackets);
if (firstPacket >= totalPackets) {
fprintf(stderr, "-f%zu ignored\n", firstPacket);
firstPacket = 0;
}
if (numPackets == 0) {
numPackets = totalPackets - firstPacket;
} else if (firstPacket + numPackets > totalPackets) {
fprintf(stderr, "-n%zu ignored\n", numPackets);
numPackets = totalPackets - firstPacket;
}
lastPacket = firstPacket + numPackets;
if (discPacket != 0 && (discPacket < firstPacket || discPacket >= lastPacket)) {
fprintf(stderr, "-d%zu ignored\n", discPacket);
discPacket = 0;
}
if (afterDiscPacket < firstPacket || afterDiscPacket >= lastPacket) {
fprintf(stderr, "-D%zu ignored\n", afterDiscPacket);
afterDiscPacket = 0;
}
if (formatPacket != 0 && (formatPacket < firstPacket || formatPacket >= lastPacket)) {
fprintf(stderr, "-F%zu ignored\n", formatPacket);
formatPacket = 0;
}
}
ANativeWindow *nativeWindow;
XAresult result;
XAObjectItf engineObject;
// create engine
result = xaCreateEngine(&engineObject, 0, NULL, 0, NULL, NULL);
assert(XA_RESULT_SUCCESS == result);
result = (*engineObject)->Realize(engineObject, XA_BOOLEAN_FALSE);
assert(XA_RESULT_SUCCESS == result);
XAEngineItf engineEngine;
result = (*engineObject)->GetInterface(engineObject, XA_IID_ENGINE, &engineEngine);
assert(XA_RESULT_SUCCESS == result);
// create output mix
XAObjectItf outputMixObject;
result = (*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 0, NULL, NULL);
assert(XA_RESULT_SUCCESS == result);
result = (*outputMixObject)->Realize(outputMixObject, XA_BOOLEAN_FALSE);
assert(XA_RESULT_SUCCESS == result);
// configure media source
XADataLocator_URI locUri;
locUri.locatorType = XA_DATALOCATOR_URI;
locUri.URI = (XAchar *) uri;
XADataFormat_MIME fmtMime;
fmtMime.formatType = XA_DATAFORMAT_MIME;
if (abq) {
fmtMime.mimeType = (XAchar *) XA_ANDROID_MIME_MP2TS;
fmtMime.containerType = XA_CONTAINERTYPE_MPEG_TS;
} else {
fmtMime.mimeType = NULL;
fmtMime.containerType = XA_CONTAINERTYPE_UNSPECIFIED;
}
XADataLocator_AndroidBufferQueue locABQ;
locABQ.locatorType = XA_DATALOCATOR_ANDROIDBUFFERQUEUE;
locABQ.numBuffers = NB_BUFFERS;
XADataSource dataSrc;
if (abq) {
dataSrc.pLocator = &locABQ;
} else {
dataSrc.pLocator = &locUri;
}
dataSrc.pFormat = &fmtMime;
// configure audio sink
XADataLocator_OutputMix locOM;
locOM.locatorType = XA_DATALOCATOR_OUTPUTMIX;
locOM.outputMix = outputMixObject;
XADataSink audioSnk;
audioSnk.pLocator = &locOM;
audioSnk.pFormat = NULL;
// configure video sink
nativeWindow = getNativeWindow();
XADataLocator_NativeDisplay locND;
locND.locatorType = XA_DATALOCATOR_NATIVEDISPLAY;
locND.hWindow = nativeWindow;
locND.hDisplay = NULL;
XADataSink imageVideoSink;
imageVideoSink.pLocator = &locND;
imageVideoSink.pFormat = NULL;
// create media player
XAObjectItf playerObject;
XAInterfaceID ids[4] = {XA_IID_STREAMINFORMATION, XA_IID_PREFETCHSTATUS, XA_IID_SEEK,
XA_IID_ANDROIDBUFFERQUEUESOURCE};
XAboolean req[4] = {XA_BOOLEAN_TRUE, XA_BOOLEAN_TRUE, XA_BOOLEAN_FALSE, XA_BOOLEAN_TRUE};
result = (*engineEngine)->CreateMediaPlayer(engineEngine, &playerObject, &dataSrc, NULL,
&audioSnk, nativeWindow != NULL ? &imageVideoSink : NULL, NULL, NULL, abq ? 4 : 3, ids,
req);
assert(XA_RESULT_SUCCESS == result);
// realize the player
result = (*playerObject)->Realize(playerObject, XA_BOOLEAN_FALSE);
assert(XA_RESULT_SUCCESS == result);
// get the play interface
XAPlayItf playerPlay;
result = (*playerObject)->GetInterface(playerObject, XA_IID_PLAY, &playerPlay);
assert(XA_RESULT_SUCCESS == result);
if (abq) {
// get the Android buffer queue interface
XAAndroidBufferQueueItf playerAndroidBufferQueue;
result = (*playerObject)->GetInterface(playerObject, XA_IID_ANDROIDBUFFERQUEUESOURCE,
&playerAndroidBufferQueue);
assert(XA_RESULT_SUCCESS == result);
// register the buffer queue callback
result = (*playerAndroidBufferQueue)->RegisterCallback(playerAndroidBufferQueue,
bufferQueueCallback, (void *) playerPlay);
assert(XA_RESULT_SUCCESS == result);
result = (*playerAndroidBufferQueue)->SetCallbackEventsMask(playerAndroidBufferQueue,
XA_ANDROIDBUFFERQUEUEEVENT_PROCESSED);
assert(XA_RESULT_SUCCESS == result);
// set the player's state to paused, to start prefetching
printf("start early prefetch\n");
result = (*playerPlay)->SetPlayState(playerPlay, XA_PLAYSTATE_PAUSED);
assert(XA_RESULT_SUCCESS == result);
// enqueue the initial buffers until buffer queue is full
XAuint32 packetsThisBuffer;
for (curPacket = firstPacket; curPacket < lastPacket; curPacket += packetsThisBuffer) {
// handle the unlikely case of a very short .ts
packetsThisBuffer = lastPacket - curPacket;
if (packetsThisBuffer > PACKETS_PER_BUFFER) {
packetsThisBuffer = PACKETS_PER_BUFFER;
}
result = (*playerAndroidBufferQueue)->Enqueue(playerAndroidBufferQueue, NULL,
&packets[curPacket], MPEG2TS_PACKET_SIZE * packetsThisBuffer, NULL, 0);
if (XA_RESULT_BUFFER_INSUFFICIENT == result) {
printf("Enqueued initial %zu packets in %zu buffers\n", curPacket - firstPacket,
(curPacket - firstPacket + PACKETS_PER_BUFFER - 1) / PACKETS_PER_BUFFER);
break;
}
assert(XA_RESULT_SUCCESS == result);
}
}
// get the stream information interface
XAStreamInformationItf playerStreamInformation;
result = (*playerObject)->GetInterface(playerObject, XA_IID_STREAMINFORMATION,
&playerStreamInformation);
assert(XA_RESULT_SUCCESS == result);
// register the stream event change callback
result = (*playerStreamInformation)->RegisterStreamChangeCallback(playerStreamInformation,
streamEventChangeCallback, NULL);
assert(XA_RESULT_SUCCESS == result);
// get the prefetch status interface
XAPrefetchStatusItf playerPrefetchStatus;
result = (*playerObject)->GetInterface(playerObject, XA_IID_PREFETCHSTATUS,
&playerPrefetchStatus);
assert(XA_RESULT_SUCCESS == result);
// register prefetch status callback
result = (*playerPrefetchStatus)->RegisterCallback(playerPrefetchStatus, prefetchStatusCallback,
NULL);
assert(XA_RESULT_SUCCESS == result);
result = (*playerPrefetchStatus)->SetCallbackEventsMask(playerPrefetchStatus,
XA_PREFETCHEVENT_FILLLEVELCHANGE | XA_PREFETCHEVENT_STATUSCHANGE);
assert(XA_RESULT_SUCCESS == result);
// get the seek interface for seeking and/or looping
if (looping || seekPos != XA_TIME_UNKNOWN) {
XASeekItf playerSeek;
result = (*playerObject)->GetInterface(playerObject, XA_IID_SEEK, &playerSeek);
assert(XA_RESULT_SUCCESS == result);
if (seekPos != XA_TIME_UNKNOWN) {
result = (*playerSeek)->SetPosition(playerSeek, seekPos, XA_SEEKMODE_ACCURATE);
if (XA_RESULT_FEATURE_UNSUPPORTED == result) {
fprintf(stderr, "-s%u (seek to initial position) is unsupported\n", seekPos);
} else {
assert(XA_RESULT_SUCCESS == result);
}
}
if (looping) {
result = (*playerSeek)->SetLoop(playerSeek, XA_BOOLEAN_TRUE, (XAmillisecond) 0,
XA_TIME_UNKNOWN);
if (XA_RESULT_FEATURE_UNSUPPORTED) {
fprintf(stderr, "-l (looping) is unsupported\n");
} else {
assert(XA_RESULT_SUCCESS == result);
}
}
}
// register play event callback
result = (*playerPlay)->RegisterCallback(playerPlay, playEventCallback, NULL);
assert(XA_RESULT_SUCCESS == result);
result = (*playerPlay)->SetCallbackEventsMask(playerPlay,
XA_PLAYEVENT_HEADATEND | XA_PLAYEVENT_HEADATMARKER | XA_PLAYEVENT_HEADATNEWPOS);
assert(XA_RESULT_SUCCESS == result);
// set a marker
result = (*playerPlay)->SetMarkerPosition(playerPlay, 5000);
assert(XA_RESULT_SUCCESS == result);
// set position update period
result = (*playerPlay)->SetPositionUpdatePeriod(playerPlay, 2000);
assert(XA_RESULT_SUCCESS == result);
// get the position before prefetch
XAmillisecond position;
result = (*playerPlay)->GetPosition(playerPlay, &position);
assert(XA_RESULT_SUCCESS == result);
printf("Position before prefetch: %u ms\n", position);
// get the duration before prefetch
XAmillisecond duration;
result = (*playerPlay)->GetDuration(playerPlay, &duration);
assert(XA_RESULT_SUCCESS == result);
if (XA_TIME_UNKNOWN == duration)
printf("Duration before prefetch: unknown as expected\n");
else
printf("Duration before prefetch: %.1f (surprise!)\n", duration / 1000.0f);
// set the player's state to paused, to start prefetching
printf("start prefetch\n");
result = (*playerPlay)->SetPlayState(playerPlay, XA_PLAYSTATE_PAUSED);
assert(XA_RESULT_SUCCESS == result);
// wait for prefetch status callback to indicate either sufficient data or error
pthread_mutex_lock(&mutex);
while (prefetch_status == PREFETCHSTATUS_UNKNOWN) {
pthread_cond_wait(&cond, &mutex);
}
pthread_mutex_unlock(&mutex);
if (prefetch_status == PREFETCHSTATUS_ERROR) {
fprintf(stderr, "Error during prefetch, exiting\n");
goto destroyRes;
}
// get the position after prefetch
result = (*playerPlay)->GetPosition(playerPlay, &position);
assert(XA_RESULT_SUCCESS == result);
printf("Position after prefetch: %u ms\n", position);
// get duration again, now it should be known for the file source or unknown for TS
result = (*playerPlay)->GetDuration(playerPlay, &duration);
assert(XA_RESULT_SUCCESS == result);
if (duration == XA_TIME_UNKNOWN) {
printf("Duration after prefetch: unknown (expected for TS, unexpected for file)\n");
} else {
printf("Duration after prefetch: %u ms (expected for file, unexpected for TS)\n", duration);
}
// query for media container information
result = (*playerStreamInformation)->QueryMediaContainerInformation(playerStreamInformation,
NULL);
assert(XA_RESULT_PARAMETER_INVALID == result);
XAMediaContainerInformation mediaContainerInformation;
// this verifies it is filling in all the fields
memset(&mediaContainerInformation, 0x55, sizeof(XAMediaContainerInformation));
result = (*playerStreamInformation)->QueryMediaContainerInformation(playerStreamInformation,
&mediaContainerInformation);
assert(XA_RESULT_SUCCESS == result);
printf("Media container information:\n");
printf(" containerType = %u\n", mediaContainerInformation.containerType);
printf(" mediaDuration = %u\n", mediaContainerInformation.mediaDuration);
printf(" numStreams = %u\n", mediaContainerInformation.numStreams);
// Now query for each the streams. Note that stream indices go up to and including
// mediaContainerInformation.numStreams, because stream 0 is the container itself,
// while stream 1 to mediaContainerInformation.numStreams are the contained streams.
XAuint32 streamIndex;
for (streamIndex = 0; streamIndex <= mediaContainerInformation.numStreams; ++streamIndex) {
XAuint32 domain;
XAuint16 nameSize;
XAchar name[64];
printf("stream[%u]:\n", streamIndex);
if (streamIndex == 0) {
result = (*playerStreamInformation)->QueryStreamType(playerStreamInformation,
streamIndex, &domain);
assert(XA_RESULT_PARAMETER_INVALID == result);
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &mediaContainerInformation);
//assert(XA_RESULT_PARAMETER_INVALID == result);
nameSize = sizeof(name);
result = (*playerStreamInformation)->QueryStreamName(playerStreamInformation,
streamIndex, &nameSize, name);
//assert(XA_RESULT_PARAMETER_INVALID == result);
continue;
}
result = (*playerStreamInformation)->QueryStreamType(playerStreamInformation, streamIndex,
NULL);
assert(XA_RESULT_PARAMETER_INVALID == result);
domain = 12345;
result = (*playerStreamInformation)->QueryStreamType(playerStreamInformation, streamIndex,
&domain);
assert(XA_RESULT_SUCCESS == result);
printf(" QueryStreamType: domain = 0x%X (%s)\n", domain, domainToString(domain));
nameSize = sizeof(name);
result = (*playerStreamInformation)->QueryStreamName(playerStreamInformation, streamIndex,
&nameSize, name);
#if 0
assert(XA_RESULT_SUCCESS == result);
assert(sizeof(name) >= nameSize);
if (sizeof(name) != nameSize) {
assert('\0' == name[nameSize]);
}
printf(" QueryStreamName: nameSize=%u, name=\"%.*s\"\n", nameSize, nameSize, name);
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, NULL);
assert(XA_RESULT_PARAMETER_INVALID == result);
#endif
printf(" QueryStreamInformation:\n");
switch (domain) {
#if 0
case 0: // FIXME container
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &mediaContainerInformation);
assert(XA_RESULT_SUCCESS == result);
printf(" containerType = %u (1=unspecified)\n",
mediaContainerInformation.containerType);
printf(" mediaDuration = %u\n", mediaContainerInformation.mediaDuration);
printf(" numStreams = %u\n", mediaContainerInformation.numStreams);
break;
#endif
case XA_DOMAINTYPE_AUDIO: {
XAAudioStreamInformation audioStreamInformation;
memset(&audioStreamInformation, 0x55, sizeof(XAAudioStreamInformation));
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &audioStreamInformation);
assert(XA_RESULT_PARAMETER_INVALID == result);
printf(" codecId = %u\n", audioStreamInformation.codecId);
printf(" channels = %u\n", audioStreamInformation.channels);
printf(" sampleRate = %u\n", audioStreamInformation.sampleRate);
printf(" bitRate = %u\n", audioStreamInformation.bitRate);
printf(" langCountry = \"%s\"\n", audioStreamInformation.langCountry);
printf(" duration = %u\n", audioStreamInformation.duration);
} break;
case XA_DOMAINTYPE_VIDEO: {
XAVideoStreamInformation videoStreamInformation;
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &videoStreamInformation);
assert(XA_RESULT_SUCCESS == result);
printf(" codecId = %u\n", videoStreamInformation.codecId);
printf(" width = %u\n", videoStreamInformation.width);
printf(" height = %u\n", videoStreamInformation.height);
printf(" frameRate = %u\n", videoStreamInformation.frameRate);
printf(" bitRate = %u\n", videoStreamInformation.bitRate);
printf(" duration = %u\n", videoStreamInformation.duration);
} break;
case XA_DOMAINTYPE_IMAGE: {
XAImageStreamInformation imageStreamInformation;
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &imageStreamInformation);
assert(XA_RESULT_SUCCESS == result);
printf(" codecId = %u\n", imageStreamInformation.codecId);
printf(" width = %u\n", imageStreamInformation.width);
printf(" height = %u\n", imageStreamInformation.height);
printf(" presentationDuration = %u\n", imageStreamInformation.presentationDuration);
} break;
case XA_DOMAINTYPE_TIMEDTEXT: {
XATimedTextStreamInformation timedTextStreamInformation;
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &timedTextStreamInformation);
assert(XA_RESULT_SUCCESS == result);
printf(" layer = %u\n", timedTextStreamInformation.layer);
printf(" width = %u\n", timedTextStreamInformation.width);
printf(" height = %u\n", timedTextStreamInformation.height);
printf(" tx = %u\n", timedTextStreamInformation.tx);
printf(" ty = %u\n", timedTextStreamInformation.ty);
printf(" bitrate = %u\n", timedTextStreamInformation.bitrate);
printf(" langCountry = \"%s\"\n", timedTextStreamInformation.langCountry);
printf(" duration = %u\n", timedTextStreamInformation.duration);
} break;
case XA_DOMAINTYPE_MIDI: {
XAMIDIStreamInformation midiStreamInformation;
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &midiStreamInformation);
assert(XA_RESULT_SUCCESS == result);
printf(" channels = %u\n", midiStreamInformation.channels);
printf(" tracks = %u\n", midiStreamInformation.tracks);
printf(" bankType = %u\n", midiStreamInformation.bankType);
printf(" langCountry = \"%s\"\n", midiStreamInformation.langCountry);
printf(" duration = %u\n", midiStreamInformation.duration);
} break;
case XA_DOMAINTYPE_VENDOR: {
XAVendorStreamInformation vendorStreamInformation;
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &vendorStreamInformation);
assert(XA_RESULT_SUCCESS == result);
printf(" VendorStreamInfo = %p\n", vendorStreamInformation.VendorStreamInfo);
} break;
case XA_DOMAINTYPE_UNKNOWN: {
// "It is not possible to query Information for streams identified as
// XA_DOMAINTYPE_UNKNOWN, any attempt to do so shall return a result of
// XA_RESULT_CONTENT_UNSUPPORTED."
char big[256];
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &big);
assert(XA_RESULT_CONTENT_UNSUPPORTED == result);
} break;
default:
break;
}
}
// Try one more stream index beyond the valid range
XAuint32 domain;
result = (*playerStreamInformation)->QueryStreamType(playerStreamInformation, streamIndex,
&domain);
assert(XA_RESULT_PARAMETER_INVALID == result);
XATimedTextStreamInformation big;
result = (*playerStreamInformation)->QueryStreamInformation(playerStreamInformation,
streamIndex, &big);
assert(XA_RESULT_PARAMETER_INVALID == result);
printf("QueryActiveStreams:\n");
result = (*playerStreamInformation)->QueryActiveStreams(playerStreamInformation, NULL, NULL);
assert(XA_RESULT_PARAMETER_INVALID == result);
XAuint32 numStreams1 = 0x12345678;
result = (*playerStreamInformation)->QueryActiveStreams(playerStreamInformation, &numStreams1,
NULL);
assert(XA_RESULT_SUCCESS == result);
printf(" numStreams = %u\n", numStreams1);
XAboolean *activeStreams = calloc(numStreams1 + 1, sizeof(XAboolean));
assert(NULL != activeStreams);
printf(" active stream(s) =");
XAuint32 numStreams2 = numStreams1;
result = (*playerStreamInformation)->QueryActiveStreams(playerStreamInformation, &numStreams2,
activeStreams);
assert(XA_RESULT_SUCCESS == result);
assert(numStreams2 == numStreams1);
for (streamIndex = 0; streamIndex <= numStreams1; ++streamIndex) {
if (activeStreams[streamIndex])
printf(" %u", streamIndex);
}
printf("\n");
// SetActiveStream is untested
// start playing
printf("starting to play\n");
result = (*playerPlay)->SetPlayState(playerPlay, XA_PLAYSTATE_PLAYING);
assert(XA_RESULT_SUCCESS == result);
// continue playing until end of media
for (;;) {
XAuint32 status;
result = (*playerPlay)->GetPlayState(playerPlay, &status);
assert(XA_RESULT_SUCCESS == result);
if (status == XA_PLAYSTATE_PAUSED)
break;
assert(status == XA_PLAYSTATE_PLAYING);
usleep(100000);
if (pauseMs >= 0) {
result = (*playerPlay)->GetPosition(playerPlay, &position);
assert(XA_RESULT_SUCCESS == result);
if ((int) position >= pauseMs) {
printf("Pausing for 5 seconds at position %u\n", position);
result = (*playerPlay)->SetPlayState(playerPlay, XA_PLAYSTATE_PAUSED);
assert(XA_RESULT_SUCCESS == result);
sleep(5);
// FIXME clear ABQ queue here
result = (*playerPlay)->SetPlayState(playerPlay, XA_PLAYSTATE_PLAYING);
assert(XA_RESULT_SUCCESS == result);
pauseMs = -1;
}
}
}
// wait a bit more in case of additional callbacks
printf("end of media\n");
sleep(3);
// get final position
result = (*playerPlay)->GetPosition(playerPlay, &position);
assert(XA_RESULT_SUCCESS == result);
printf("Position at end: %u ms\n", position);
// get duration again, now it should be known
result = (*playerPlay)->GetDuration(playerPlay, &duration);
assert(XA_RESULT_SUCCESS == result);
if (duration == XA_TIME_UNKNOWN) {
printf("Duration at end: unknown\n");
} else {
printf("Duration at end: %u ms\n", duration);
}
destroyRes:
// destroy the player
(*playerObject)->Destroy(playerObject);
// destroy the output mix
(*outputMixObject)->Destroy(outputMixObject);
// destroy the engine
(*engineObject)->Destroy(engineObject);
#if 0
if (nativeWindow != NULL) {
ANativeWindow_release(nativeWindow);
}
#endif
close:
if (fd >= 0) {
(void) close(fd);
}
disposeNativeWindow();
return EXIT_SUCCESS;
}