Пример #1
0
static int ijkmp_set_data_source_l(IjkMediaPlayer *mp, const char *url)
{
    assert(mp);
    assert(url);

    // MPST_RET_IF_EQ(mp->mp_state, MP_STATE_IDLE);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_INITIALIZED);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_ASYNC_PREPARING);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_PREPARED);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_STARTED);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_PAUSED);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_COMPLETED);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_STOPPED);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_ERROR);
    MPST_RET_IF_EQ(mp->mp_state, MP_STATE_END);

    av_freep(&mp->data_source);
    mp->data_source = av_strdup(url);
    if (!mp->data_source)
        return EIJK_OUT_OF_MEMORY;

    ijkmp_change_state_l(mp, MP_STATE_INITIALIZED);
    return 0;
}
Пример #2
0
int ijkmp_get_msg(IjkMediaPlayer *mp, AVMessage *msg, int block)
{
    assert(mp);
    while (1) {
        int continue_wait_next_msg = 0;
        int retval = msg_queue_get(&mp->ffplayer->msg_queue, msg, block);
        if (retval <= 0)
            return retval;

        switch (msg->what) {
        case FFP_MSG_PREPARED:
            MPTRACE("ijkmp_get_msg: FFP_MSG_PREPARED\n");
            pthread_mutex_lock(&mp->mutex);
            if (mp->mp_state == MP_STATE_ASYNC_PREPARING) {
                ijkmp_change_state_l(mp, MP_STATE_PREPARED);
            } else {
                // FIXME: 1: onError() ?
                ALOGE("FFP_MSG_PREPARED: expecting mp_state==MP_STATE_ASYNC_PREPARING\n");
            }
            pthread_mutex_unlock(&mp->mutex);
            break;

        case FFP_MSG_COMPLETED:
            MPTRACE("ijkmp_get_msg: FFP_MSG_COMPLETED\n");

            pthread_mutex_lock(&mp->mutex);
            mp->restart_from_beginning = 1;
            ijkmp_change_state_l(mp, MP_STATE_COMPLETED);
            pthread_mutex_unlock(&mp->mutex);
            break;

        case FFP_MSG_SEEK_COMPLETE:
            MPTRACE("ijkmp_get_msg: FFP_MSG_SEEK_COMPLETE\n");

            pthread_mutex_lock(&mp->mutex);
            mp->seek_req = 0;
            mp->seek_msec = 0;
            pthread_mutex_unlock(&mp->mutex);
            break;

        case FFP_REQ_START:
            MPTRACE("ijkmp_get_msg: FFP_REQ_START\n");
            continue_wait_next_msg = 1;
            pthread_mutex_lock(&mp->mutex);
            if (0 == ikjmp_chkst_start_l(mp->mp_state)) {
                // FIXME: 8 check seekable
                if (mp->mp_state == MP_STATE_COMPLETED) {
                    if (mp->restart_from_beginning) {
                        ALOGD("ijkmp_get_msg: FFP_REQ_START: restart from beginning\n");
                        retval = ffp_start_from_l(mp->ffplayer, 0);
                        if (retval == 0)
                            ijkmp_change_state_l(mp, MP_STATE_STARTED);
                    } else {
                        ALOGD("ijkmp_get_msg: FFP_REQ_START: restart from seek pos\n");
                        retval = ffp_start_l(mp->ffplayer);
                        if (retval == 0)
                            ijkmp_change_state_l(mp, MP_STATE_STARTED);
                    }
                    mp->restart_from_beginning = 0;
                } else {
                    ALOGD("ijkmp_get_msg: FFP_REQ_START: start on fly\n");
                    retval = ffp_start_l(mp->ffplayer);
                    if (retval == 0)
                        ijkmp_change_state_l(mp, MP_STATE_STARTED);
                }
            }
            pthread_mutex_unlock(&mp->mutex);
            break;

        case FFP_REQ_PAUSE:
            MPTRACE("ijkmp_get_msg: FFP_REQ_PAUSE\n");
            continue_wait_next_msg = 1;
            pthread_mutex_lock(&mp->mutex);
            if (0 == ikjmp_chkst_pause_l(mp->mp_state)) {
                int pause_ret = ffp_pause_l(mp->ffplayer);
                if (pause_ret == 0)
                    ijkmp_change_state_l(mp, MP_STATE_PAUSED);
            }
            pthread_mutex_unlock(&mp->mutex);
            break;

        case FFP_REQ_SEEK:
            MPTRACE("ijkmp_get_msg: FFP_REQ_SEEK\n");
            continue_wait_next_msg = 1;

            pthread_mutex_lock(&mp->mutex);
            if (0 == ikjmp_chkst_seek_l(mp->mp_state)) {
                if (0 == ffp_seek_to_l(mp->ffplayer, msg->arg1)) {
                    ALOGD("ijkmp_get_msg: FFP_REQ_SEEK: seek to %d\n", (int)msg->arg1);
                    mp->restart_from_beginning = 0;
                }
            }
            pthread_mutex_unlock(&mp->mutex);
            break;
        }

        if (continue_wait_next_msg)
            continue;

        return retval;
    }

    return -1;
}