static int
noop_test_encode ()
{
th_info ti;
th_enc_ctx *te;
INFO ("+ Initializing th_info struct");
th_info_init (&ti);
INFO ("+ Testing encoder context with empty th_info");
te = th_encode_alloc(&ti);
if (te != NULL)
FAIL("td_encode_alloc accepted an unconfigured th_info");
INFO ("+ Setting 16x16 image size");
ti.frame_width = 16;
ti.frame_height = 16;
INFO ("+ Allocating encoder context");
te = th_encode_alloc(&ti);
if (te == NULL)
FAIL("td_encode_alloc returned a null pointer");
INFO ("+ Clearing th_info struct");
th_info_clear (&ti);
INFO ("+ Freeing encoder context");
th_encode_free(te);
return 0;
}
void VideoStreamTheora::clear() {
if (file_name == "")
return;
if(vorbis_p){
ogg_stream_clear(&vo);
if (vorbis_p >= 3) {
vorbis_block_clear(&vb);
vorbis_dsp_clear(&vd);
};
vorbis_comment_clear(&vc);
vorbis_info_clear(&vi);
vorbis_p = 0;
}
if(theora_p){
ogg_stream_clear(&to);
th_decode_free(td);
th_comment_clear(&tc);
th_info_clear(&ti);
theora_p = 0;
}
ogg_sync_clear(&oy);
file_name = "";
theora_p = 0;
vorbis_p = 0;
videobuf_ready = 0;
frames_pending = 0;
videobuf_time = 0;
playing = false;
};
nsTheoraState::~nsTheoraState() {
MOZ_COUNT_DTOR(nsTheoraState);
th_setup_free(mSetup);
th_decode_free(mCtx);
th_comment_clear(&mComment);
th_info_clear(&mInfo);
}
TheoraVideoStream::TheoraVideoStream(love::filesystem::File *file)
: demuxer(file)
, headerParsed(false)
, decoder(nullptr)
, frameReady(false)
, lastFrame(0)
, nextFrame(0)
{
if (demuxer.findStream() != OggDemuxer::TYPE_THEORA)
throw love::Exception("Invalid video file, video is not theora");
th_info_init(&videoInfo);
frontBuffer = new Frame();
backBuffer = new Frame();
try
{
parseHeader();
}
catch (love::Exception &ex)
{
delete backBuffer;
delete frontBuffer;
th_info_clear(&videoInfo);
throw ex;
}
frameSync.set(new DeltaSync(), Acquire::NORETAIN);
}
TheoraDecoder::~TheoraDecoder()
{
th_comment_clear(&mTheoraComment);
th_info_clear(&mTheoraInfo);
th_decode_free(mTheoraState);
th_setup_free(mTheoraSetup);
}
void krad_theora_decoder_destroy(krad_theora_decoder_t *krad_theora) {
th_decode_free(krad_theora->decoder);
th_comment_clear(&krad_theora->comment);
th_info_clear(&krad_theora->info);
free(krad_theora);
}
/*
* Theora beginning of stream
*/
nsresult
MediaRecorder::SetupTheoraBOS()
{
int i;
nsresult rv;
PRUint32 wr;
ogg_uint32_t keyframe;
if (ogg_stream_init(&vState->os, rand())) {
PR_LOG(log, PR_LOG_NOTICE, ("Failed ogg_stream_init\n"));
return NS_ERROR_FAILURE;
}
th_info_init(&vState->ti);
/* Must be multiples of 16 */
vState->ti.frame_width = (params->width + 15) & ~0xF;
vState->ti.frame_height = (params->height + 15) & ~0xF;
vState->ti.pic_width = params->width;
vState->ti.pic_height = params->height;
vState->ti.pic_x = (vState->ti.frame_width - params->width) >> 1 & ~1;
vState->ti.pic_y = (vState->ti.frame_height - params->height) >> 1 & ~1;
vState->ti.fps_numerator = params->fps_n;
vState->ti.fps_denominator = params->fps_d;
/* Are these the right values? */
keyframe = 64 - 1;
for (i = 0; keyframe; i++)
keyframe >>= 1;
vState->ti.quality = (int)(params->qual * 100);
vState->ti.colorspace = TH_CS_ITU_REC_470M;
vState->ti.pixel_fmt = TH_PF_420;
vState->ti.keyframe_granule_shift = i;
vState->th = th_encode_alloc(&vState->ti);
th_info_clear(&vState->ti);
/* Header init */
th_comment_init(&vState->tc);
th_comment_add_tag(&vState->tc, (char *)"ENCODER", (char *)"rainbow");
if (th_encode_flushheader(
vState->th, &vState->tc, &vState->op) <= 0) {
PR_LOG(log, PR_LOG_NOTICE, ("Internal Theora library error\n"));
return NS_ERROR_FAILURE;
}
th_comment_clear(&vState->tc);
ogg_stream_packetin(&vState->os, &vState->op);
if (ogg_stream_pageout(&vState->os, &vState->og) != 1) {
PR_LOG(log, PR_LOG_NOTICE, ("Internal Ogg library error\n"));
return NS_ERROR_FAILURE;
}
rv = WriteData(vState->og.header, vState->og.header_len, &wr);
rv = WriteData(vState->og.body, vState->og.body_len, &wr);
return NS_OK;
}
static GstStateChangeReturn
theora_dec_change_state (GstElement * element, GstStateChange transition)
{
GstTheoraDec *dec = GST_THEORA_DEC (element);
GstStateChangeReturn ret;
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
th_info_clear (&dec->info);
th_comment_clear (&dec->comment);
GST_DEBUG_OBJECT (dec, "Setting have_header to FALSE in READY->PAUSED");
dec->have_header = FALSE;
dec->have_par = FALSE;
gst_theora_dec_reset (dec);
break;
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
break;
default:
break;
}
ret = parent_class->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
th_info_clear (&dec->info);
th_comment_clear (&dec->comment);
th_setup_free (dec->setup);
dec->setup = NULL;
th_decode_free (dec->decoder);
dec->decoder = NULL;
gst_theora_dec_reset (dec);
break;
case GST_STATE_CHANGE_READY_TO_NULL:
break;
default:
break;
}
return ret;
}
TheoraVideoStream::~TheoraVideoStream()
{
if (decoder)
th_decode_free(decoder);
th_info_clear(&videoInfo);
delete frontBuffer;
delete backBuffer;
}
/*****************************************************************************
* CloseDecoder: theora decoder destruction
*****************************************************************************/
static void CloseDecoder( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t *)p_this;
decoder_sys_t *p_sys = p_dec->p_sys;
th_info_clear(&p_sys->ti);
th_comment_clear(&p_sys->tc);
th_decode_free(p_sys->tcx);
free( p_sys );
}
static gboolean
theora_enc_set_format (GstVideoEncoder * benc, GstVideoCodecState * state)
{
GstTheoraEnc *enc = GST_THEORA_ENC (benc);
GstVideoInfo *info = &state->info;
enc->width = GST_VIDEO_INFO_WIDTH (info);
enc->height = GST_VIDEO_INFO_HEIGHT (info);
th_info_clear (&enc->info);
th_info_init (&enc->info);
/* Theora has a divisible-by-sixteen restriction for the encoded video size but
* we can define a picture area using pic_width/pic_height */
enc->info.frame_width = GST_ROUND_UP_16 (enc->width);
enc->info.frame_height = GST_ROUND_UP_16 (enc->height);
enc->info.pic_width = enc->width;
enc->info.pic_height = enc->height;
switch (GST_VIDEO_INFO_FORMAT (info)) {
case GST_VIDEO_FORMAT_I420:
enc->info.pixel_fmt = TH_PF_420;
break;
case GST_VIDEO_FORMAT_Y42B:
enc->info.pixel_fmt = TH_PF_422;
break;
case GST_VIDEO_FORMAT_Y444:
enc->info.pixel_fmt = TH_PF_444;
break;
default:
g_assert_not_reached ();
}
enc->info.fps_numerator = enc->fps_n = GST_VIDEO_INFO_FPS_N (info);
enc->info.fps_denominator = enc->fps_d = GST_VIDEO_INFO_FPS_D (info);
enc->info.aspect_numerator = GST_VIDEO_INFO_PAR_N (info);
enc->info.aspect_denominator = GST_VIDEO_INFO_PAR_D (info);
enc->info.colorspace = TH_CS_UNSPECIFIED;
/* Save input state */
if (enc->input_state)
gst_video_codec_state_unref (enc->input_state);
enc->input_state = gst_video_codec_state_ref (state);
/* as done in theora */
enc->info.keyframe_granule_shift = _ilog (enc->keyframe_force - 1);
GST_DEBUG_OBJECT (enc,
"keyframe_frequency_force is %d, granule shift is %d",
enc->keyframe_force, enc->info.keyframe_granule_shift);
theora_enc_reset (enc);
enc->initialised = TRUE;
return TRUE;
}
/*
* uninit driver
*/
static void uninit(sh_video_t *sh)
{
theora_struct_t *context = sh->context;
if (context) {
th_info_clear(&context->ti);
th_comment_clear(&context->tc);
th_decode_free(context->tctx);
free(context);
}
}
static int
noop_test_info ()
{
th_info ti;
INFO ("+ Initializing th_info struct");
th_info_init (&ti);
INFO ("+ Clearing empty th_info struct");
th_info_clear (&ti);
return 0;
}
static gboolean
theora_dec_start (GstVideoDecoder * decoder)
{
GstTheoraDec *dec = GST_THEORA_DEC (decoder);
GST_DEBUG_OBJECT (dec, "start");
th_info_clear (&dec->info);
th_comment_clear (&dec->comment);
GST_DEBUG_OBJECT (dec, "Setting have_header to FALSE");
dec->have_header = FALSE;
gst_theora_dec_reset (dec);
return TRUE;
}
void VideoStreamPlaybackTheora::clear() {
if (!file)
return;
if (vorbis_p) {
ogg_stream_clear(&vo);
if (vorbis_p >= 3) {
vorbis_block_clear(&vb);
vorbis_dsp_clear(&vd);
};
vorbis_comment_clear(&vc);
vorbis_info_clear(&vi);
vorbis_p = 0;
}
if (theora_p) {
ogg_stream_clear(&to);
th_decode_free(td);
th_comment_clear(&tc);
th_info_clear(&ti);
theora_p = 0;
}
ogg_sync_clear(&oy);
#ifdef THEORA_USE_THREAD_STREAMING
thread_exit = true;
thread_sem->post(); //just in case
Thread::wait_to_finish(thread);
memdelete(thread);
thread = NULL;
ring_buffer.clear();
#endif
//file_name = "";
theora_p = 0;
vorbis_p = 0;
videobuf_ready = 0;
frames_pending = 0;
videobuf_time = 0;
theora_eos = false;
vorbis_eos = false;
if (file) {
memdelete(file);
}
file = NULL;
playing = false;
};
void theoraenc_delete (TheoraEnc *enc) {
if (!enc) return;
if (enc->info) {
th_info_clear (enc->info);
free (enc->info);
}
if (enc->comment) {
th_comment_clear (enc->comment);
free (enc->comment);
}
if (enc->ctx) th_encode_free (enc->ctx);
if (enc->postconv_buffer) free (enc->postconv_buffer);
free (enc);
}
static void
theora_enc_finalize (GObject * object)
{
GstTheoraEnc *enc = GST_THEORA_ENC (object);
GST_DEBUG_OBJECT (enc, "Finalizing");
if (enc->encoder)
th_encode_free (enc->encoder);
th_comment_clear (&enc->comment);
th_info_clear (&enc->info);
g_free (enc->multipass_cache_file);
theora_enc_clear_multipass_cache (enc);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static char *
theora_enc_get_supported_formats (void)
{
th_enc_ctx *encoder;
th_info info;
struct
{
th_pixel_fmt pixelformat;
const char *fourcc;
} formats[] = {
{
TH_PF_420, "I420"
}, {
TH_PF_422, "Y42B"
}, {
TH_PF_444, "Y444"
}
};
GString *string = NULL;
guint i;
th_info_init (&info);
info.frame_width = 16;
info.frame_height = 16;
info.fps_numerator = 25;
info.fps_denominator = 1;
for (i = 0; i < G_N_ELEMENTS (formats); i++) {
info.pixel_fmt = formats[i].pixelformat;
encoder = th_encode_alloc (&info);
if (encoder == NULL)
continue;
GST_LOG ("format %s is supported", formats[i].fourcc);
th_encode_free (encoder);
if (string == NULL) {
string = g_string_new (formats[i].fourcc);
} else {
g_string_append (string, ", ");
g_string_append (string, formats[i].fourcc);
}
}
th_info_clear (&info);
return string == NULL ? NULL : g_string_free (string, FALSE);
}
static GstStateChangeReturn
theora_parse_change_state (GstElement * element, GstStateChange transition)
{
GstTheoraParse *parse = GST_THEORA_PARSE (element);
GstStateChangeReturn ret;
gint i;
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
th_info_init (&parse->info);
th_comment_init (&parse->comment);
parse->send_streamheader = TRUE;
parse->buffer_queue = g_queue_new ();
parse->event_queue = g_queue_new ();
parse->prev_keyframe = -1;
parse->prev_frame = -1;
parse->granule_offset = 0;
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
th_info_clear (&parse->info);
th_comment_clear (&parse->comment);
theora_parse_clear_queue (parse);
g_queue_free (parse->buffer_queue);
g_queue_free (parse->event_queue);
parse->buffer_queue = NULL;
for (i = 0; i < 3; i++) {
if (parse->streamheader[i]) {
gst_buffer_unref (parse->streamheader[i]);
parse->streamheader[i] = NULL;
}
}
parse->streamheader_received = FALSE;
break;
default:
break;
}
return ret;
}
static int close_theora(void * data)
{
int ret = 1;
theora_t * theora;
theora = data;
#ifdef THEORA_1_1
if(theora->stats_file)
fclose(theora->stats_file);
if(theora->stats_buf)
free(theora->stats_buf);
#endif
th_comment_clear(&theora->tc);
th_info_clear(&theora->ti);
th_encode_free(theora->ts);
free(theora);
return ret;
}
static gboolean
theora_enc_stop (GstVideoEncoder * benc)
{
GstTheoraEnc *enc;
GST_DEBUG_OBJECT (benc, "stop: clearing theora state");
enc = GST_THEORA_ENC (benc);
if (enc->encoder) {
th_encode_free (enc->encoder);
enc->encoder = NULL;
}
th_comment_clear (&enc->comment);
th_info_clear (&enc->info);
enc->initialised = FALSE;
return TRUE;
}
void krad_theora_encoder_destroy (krad_theora_encoder_t *krad_theora) {
while (krad_theora->header_count--) {
//printf("krad_theora_encoder_destroy freeing header %d\n",
// krad_theora->header_count);
free (krad_theora->header[krad_theora->header_count]);
}
th_info_clear (&krad_theora->info);
th_comment_clear (&krad_theora->comment);
th_encode_free (krad_theora->encoder);
free (krad_theora->header_combined);
free (krad_theora->ycbcr[0].data);
free (krad_theora->ycbcr[1].data);
free (krad_theora->ycbcr[2].data);
free (krad_theora);
}
VideoClip_Theora::~VideoClip_Theora()
{
if (this->info.TheoraDecoder != NULL)
{
th_decode_free(this->info.TheoraDecoder);
th_setup_free(this->info.TheoraSetup);
if (this->audioInterface != NULL)
{
vorbis_dsp_clear(&this->info.VorbisDSPState);
vorbis_block_clear(&this->info.VorbisBlock);
}
ogg_stream_clear(&this->info.TheoraStreamState);
th_comment_clear(&this->info.TheoraComment);
th_info_clear(&this->info.TheoraInfo);
ogg_stream_clear(&this->info.VorbisStreamState);
vorbis_comment_clear(&this->info.VorbisComment);
vorbis_info_clear(&this->info.VorbisInfo);
ogg_sync_clear(&this->info.OggSyncState);
}
}
/* Generate a dummy encoder context for use in th_encode_ctl queries */
th_enc_ctx *dummy_encode_ctx(void)
{
th_enc_ctx *ctx;
th_info info;
/* set the minimal video parameters */
th_info_init(&info);
info.frame_width=320;
info.frame_height=240;
info.fps_numerator=1;
info.fps_denominator=1;
/* allocate and initialize a context object */
ctx = th_encode_alloc(&info);
if (ctx == NULL) {
fprintf(stderr, "Error allocating encoder context.\n");
}
/* clear the info struct */
th_info_clear(&info);
return ctx;
}
/* Generate a dummy encoder context for use in th_encode_ctl queries
Release with th_encode_free()
This and the next routine from theora/examples/libtheora_info.c */
static th_enc_ctx *
dummy_encode_ctx (void)
{
th_enc_ctx *ctx;
th_info info;
/* set the minimal video parameters */
th_info_init (&info);
info.frame_width = 320;
info.frame_height = 240;
info.fps_numerator = 1;
info.fps_denominator = 1;
/* allocate and initialize a context object */
ctx = th_encode_alloc (&info);
if (!ctx)
GST_WARNING ("Failed to allocate dummy encoder context.");
/* clear the info struct */
th_info_clear (&info);
return ctx;
}
static gboolean
theora_enc_stop (GstVideoEncoder * benc)
{
GstTheoraEnc *enc;
GST_DEBUG_OBJECT (benc, "stop: clearing theora state");
enc = GST_THEORA_ENC (benc);
if (enc->encoder)
th_encode_free (enc->encoder);
enc->encoder = NULL;
th_comment_clear (&enc->comment);
th_info_clear (&enc->info);
if (enc->input_state)
gst_video_codec_state_unref (enc->input_state);
enc->input_state = NULL;
/* Everything else is handled in reset() */
theora_enc_clear_multipass_cache (enc);
return TRUE;
}
static gboolean
theora_dec_stop (GstVideoDecoder * decoder)
{
GstTheoraDec *dec = GST_THEORA_DEC (decoder);
GST_DEBUG_OBJECT (dec, "stop");
th_info_clear (&dec->info);
th_comment_clear (&dec->comment);
th_setup_free (dec->setup);
dec->setup = NULL;
th_decode_free (dec->decoder);
dec->decoder = NULL;
gst_theora_dec_reset (dec);
if (dec->input_state) {
gst_video_codec_state_unref (dec->input_state);
dec->input_state = NULL;
}
if (dec->output_state) {
gst_video_codec_state_unref (dec->output_state);
dec->output_state = NULL;
}
return TRUE;
}
void TheoraDecoder::close() {
if (_vorbisPacket) {
ogg_stream_clear(&_vorbisOut);
vorbis_block_clear(&_vorbisBlock);
vorbis_dsp_clear(&_vorbisDSP);
vorbis_comment_clear(&_vorbisComment);
vorbis_info_clear(&_vorbisInfo);
g_system->getMixer()->stopHandle(*_audHandle);
_audStream = 0;
_vorbisPacket = false;
}
if (_theoraPacket) {
ogg_stream_clear(&_theoraOut);
th_decode_free(_theoraDecode);
th_comment_clear(&_theoraComment);
th_info_clear(&_theoraInfo);
_theoraDecode = 0;
_theoraPacket = false;
}
if (!_fileStream)
return;
ogg_sync_clear(&_oggSync);
delete _fileStream;
_fileStream = 0;
_surface.free();
_displaySurface.pixels = 0;
_displaySurface.free();
reset();
}
bool CHolly_Theora_Video::Start()
{
m_bFrameWaiting = false;
th_info thInfo;
th_info_init( &thInfo );
thInfo.frame_width = Width();
thInfo.frame_height = Height();
thInfo.pic_width = Width();
thInfo.pic_height = Height();
thInfo.pic_x = 0;
thInfo.pic_y = 0;
thInfo.colorspace = TH_CS_ITU_REC_470BG;
thInfo.pixel_fmt = TH_PF_420; // TH_PF_444
thInfo.target_bitrate = BitRate() * 1024;
thInfo.quality = 42;
thInfo.keyframe_granule_shift = 6; // default value
thInfo.fps_numerator = FPS();
thInfo.fps_denominator = 1;
thInfo.aspect_numerator = 1;
thInfo.aspect_denominator = 1;
m_Encoder = th_encode_alloc( &thInfo );
if ( !m_Encoder )
{
return false;
}
th_info_clear( &thInfo );
SetupFrame();
WriteHeader();
return true;
}
static int
noop_test_decode ()
{
th_info ti;
th_dec_ctx *td;
INFO ("+ Testing decoder context with null info and setup");
td = th_decode_alloc(NULL, NULL);
if (td != NULL)
FAIL("td_decode_alloc accepted null info pointers");
INFO ("+ Initializing th_info struct");
th_info_init (&ti);
INFO ("+ Testing decoder context with empty info and null setup");
td = th_decode_alloc(&ti, NULL);
if (td != NULL)
FAIL("td_decode_alloc accepted null info pointers");
INFO ("+ Clearing th_info struct");
th_info_clear (&ti);
return 0;
}