/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ * Copyright (C) <2006> Tim-Philipp Müller <tim centricular net>
+ * Copyright (C) <2006> Jan Schmidt <thaytan at mad scientist com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* gst-launch filesrc location=media/small/dark.441-16-s.flac ! flacdec ! audioconvert ! audioresample ! autoaudiosink
* </programlisting>
* </para>
+ * <title>Another example launch line</title>
+ * <para>
+ * <programlisting>
+ * gst-launch gnomevfssrc location=http://gstreamer.freedesktop.org/media/small/dark.441-16-s.flac ! flacdec ! audioconvert ! audioresample ! queue min-threshold-buffers=10 ! autoaudiosink
+ * </programlisting>
+ * </para>
* </refsect2>
*/
-/*
- * FIXME: this pipeline doesn't work, but we want to use it as example
- * gst-launch gnomevfssrc location=http://gstreamer.freedesktop.org/media/small/dark.441-16-s.flac ! flacdec ! autoaudiosink
- */
+/* TODO: add seeking when operating chain-based with unframed input */
#ifdef HAVE_CONFIG_H
#include "config.h"
GST_ELEMENT_DETAILS ("FLAC audio decoder",
"Codec/Decoder/Audio",
"Decodes FLAC lossless audio streams",
- "Wim Taymans <wim.taymans@chello.be>");
+ "Wim Taymans <wim@fluendo.com>");
static void gst_flac_dec_finalize (GObject * object);
static GstStateChangeReturn gst_flac_dec_change_state (GstElement * element,
GstStateChange transition);
static const GstQueryType *gst_flac_dec_get_src_query_types (GstPad * pad);
+static const GstQueryType *gst_flac_dec_get_sink_query_types (GstPad * pad);
+static gboolean gst_flac_dec_sink_query (GstPad * pad, GstQuery * query);
static gboolean gst_flac_dec_src_query (GstPad * pad, GstQuery * query);
static gboolean gst_flac_dec_convert_src (GstPad * pad, GstFormat src_format,
gint64 src_value, GstFormat * dest_format, gint64 * dest_value);
static gboolean gst_flac_dec_sink_activate (GstPad * sinkpad);
static gboolean gst_flac_dec_sink_activate_pull (GstPad * sinkpad,
gboolean active);
+static gboolean gst_flac_dec_sink_activate_push (GstPad * sinkpad,
+ gboolean active);
static void gst_flac_dec_send_newsegment (GstFlacDec * flacdec,
gboolean update);
+static gboolean gst_flac_dec_sink_event (GstPad * pad, GstEvent * event);
+static GstFlowReturn gst_flac_dec_chain (GstPad * pad, GstBuffer * buf);
+static void gst_flac_dec_reset_decoders (GstFlacDec * flacdec);
+static void gst_flac_dec_setup_seekable_decoder (GstFlacDec * flacdec);
+static void gst_flac_dec_setup_stream_decoder (GstFlacDec * flacdec);
static FLAC__SeekableStreamDecoderReadStatus
-gst_flac_dec_read (const FLAC__SeekableStreamDecoder * decoder,
+gst_flac_dec_read_seekable (const FLAC__SeekableStreamDecoder * decoder,
FLAC__byte buffer[], unsigned *bytes, void *client_data);
static FLAC__SeekableStreamDecoderSeekStatus
gst_flac_dec_seek (const FLAC__SeekableStreamDecoder * decoder,
FLAC__uint64 * length, void *client_data);
static FLAC__bool gst_flac_dec_eof (const FLAC__SeekableStreamDecoder * decoder,
void *client_data);
+static FLAC__StreamDecoderReadStatus
+gst_flac_dec_read_stream (const FLAC__StreamDecoder * decoder,
+ FLAC__byte buffer[], unsigned *bytes, void *client_data);
static FLAC__StreamDecoderWriteStatus
-gst_flac_dec_write (const FLAC__SeekableStreamDecoder * decoder,
+gst_flac_dec_write_seekable (const FLAC__SeekableStreamDecoder * decoder,
const FLAC__Frame * frame,
const FLAC__int32 * const buffer[], void *client_data);
-static void gst_flac_dec_metadata_callback (const FLAC__SeekableStreamDecoder *
+static FLAC__StreamDecoderWriteStatus
+gst_flac_dec_write_stream (const FLAC__StreamDecoder * decoder,
+ const FLAC__Frame * frame,
+ const FLAC__int32 * const buffer[], void *client_data);
+static void gst_flac_dec_metadata_callback_seekable (const
+ FLAC__SeekableStreamDecoder * decoder,
+ const FLAC__StreamMetadata * metadata, void *client_data);
+static void gst_flac_dec_metadata_callback_stream (const FLAC__StreamDecoder *
decoder, const FLAC__StreamMetadata * metadata, void *client_data);
-static void gst_flac_dec_error_callback (const FLAC__SeekableStreamDecoder *
+static void gst_flac_dec_metadata_callback (GstFlacDec * flacdec,
+ const FLAC__StreamMetadata * metadata);
+static void gst_flac_dec_error_callback_seekable (const
+ FLAC__SeekableStreamDecoder * decoder,
+ FLAC__StreamDecoderErrorStatus status, void *client_data);
+static void gst_flac_dec_error_callback_stream (const FLAC__StreamDecoder *
decoder, FLAC__StreamDecoderErrorStatus status, void *client_data);
GST_BOILERPLATE (GstFlacDec, gst_flac_dec, GstElement, GST_TYPE_ELEMENT);
#define GST_FLAC_DEC_SRC_CAPS \
"audio/x-raw-int, " \
- "endianness = (int) " G_STRINGIFY (G_BYTE_ORDER) ", " \
+ "endianness = (int) BYTE_ORDER, " \
"signed = (boolean) true, " \
"width = (int) { 8, 16, 32 }, " \
"depth = (int) { 8, 12, 16, 20, 24, 32 }, " \
GST_DEBUG_FUNCPTR (gst_flac_dec_sink_activate));
gst_pad_set_activatepull_function (flacdec->sinkpad,
GST_DEBUG_FUNCPTR (gst_flac_dec_sink_activate_pull));
+ gst_pad_set_activatepush_function (flacdec->sinkpad,
+ GST_DEBUG_FUNCPTR (gst_flac_dec_sink_activate_push));
+ gst_pad_set_query_type_function (flacdec->sinkpad,
+ GST_DEBUG_FUNCPTR (gst_flac_dec_get_sink_query_types));
+ gst_pad_set_query_function (flacdec->sinkpad,
+ GST_DEBUG_FUNCPTR (gst_flac_dec_sink_query));
+ gst_pad_set_event_function (flacdec->sinkpad,
+ GST_DEBUG_FUNCPTR (gst_flac_dec_sink_event));
+ gst_pad_set_chain_function (flacdec->sinkpad,
+ GST_DEBUG_FUNCPTR (gst_flac_dec_chain));
gst_element_add_pad (GST_ELEMENT (flacdec), flacdec->sinkpad);
flacdec->srcpad = gst_pad_new_from_template (src_template, "src");
gst_pad_use_fixed_caps (flacdec->srcpad);
gst_element_add_pad (GST_ELEMENT (flacdec), flacdec->srcpad);
- flacdec->decoder = FLAC__seekable_stream_decoder_new ();
+ gst_flac_dec_reset_decoders (flacdec);
+}
+
+static void
+gst_flac_dec_reset_decoders (GstFlacDec * flacdec)
+{
+ if (flacdec->seekable_decoder) {
+ FLAC__seekable_stream_decoder_delete (flacdec->seekable_decoder);
+ flacdec->seekable_decoder = NULL;
+ }
+
+ /* Clean up the stream_decoder */
+ if (flacdec->stream_decoder) {
+ FLAC__stream_decoder_delete (flacdec->stream_decoder);
+ flacdec->stream_decoder = NULL;
+ }
+
+ if (flacdec->adapter) {
+ gst_adapter_clear (flacdec->adapter);
+ g_object_unref (flacdec->adapter);
+ flacdec->adapter = NULL;
+ }
+
flacdec->segment.last_stop = 0;
+ flacdec->offset = 0;
flacdec->init = TRUE;
+}
+
+static void
+gst_flac_dec_setup_seekable_decoder (GstFlacDec * dec)
+{
+ gst_flac_dec_reset_decoders (dec);
- FLAC__seekable_stream_decoder_set_read_callback (flacdec->decoder,
- gst_flac_dec_read);
- FLAC__seekable_stream_decoder_set_seek_callback (flacdec->decoder,
+ dec->seekable_decoder = FLAC__seekable_stream_decoder_new ();
+
+ FLAC__seekable_stream_decoder_set_read_callback (dec->seekable_decoder,
+ gst_flac_dec_read_seekable);
+ FLAC__seekable_stream_decoder_set_seek_callback (dec->seekable_decoder,
gst_flac_dec_seek);
- FLAC__seekable_stream_decoder_set_tell_callback (flacdec->decoder,
+ FLAC__seekable_stream_decoder_set_tell_callback (dec->seekable_decoder,
gst_flac_dec_tell);
- FLAC__seekable_stream_decoder_set_length_callback (flacdec->decoder,
+ FLAC__seekable_stream_decoder_set_length_callback (dec->seekable_decoder,
gst_flac_dec_length);
- FLAC__seekable_stream_decoder_set_eof_callback (flacdec->decoder,
+ FLAC__seekable_stream_decoder_set_eof_callback (dec->seekable_decoder,
gst_flac_dec_eof);
- FLAC__seekable_stream_decoder_set_write_callback (flacdec->decoder,
- gst_flac_dec_write);
- FLAC__seekable_stream_decoder_set_metadata_respond (flacdec->decoder,
+ FLAC__seekable_stream_decoder_set_write_callback (dec->seekable_decoder,
+ gst_flac_dec_write_seekable);
+ FLAC__seekable_stream_decoder_set_metadata_respond (dec->seekable_decoder,
+ FLAC__METADATA_TYPE_VORBIS_COMMENT);
+ FLAC__seekable_stream_decoder_set_metadata_callback (dec->seekable_decoder,
+ gst_flac_dec_metadata_callback_seekable);
+ FLAC__seekable_stream_decoder_set_error_callback (dec->seekable_decoder,
+ gst_flac_dec_error_callback_seekable);
+ FLAC__seekable_stream_decoder_set_client_data (dec->seekable_decoder, dec);
+}
+
+static void
+gst_flac_dec_setup_stream_decoder (GstFlacDec * dec)
+{
+ gst_flac_dec_reset_decoders (dec);
+
+ dec->adapter = gst_adapter_new ();
+
+ dec->stream_decoder = FLAC__stream_decoder_new ();
+
+ FLAC__stream_decoder_set_read_callback (dec->stream_decoder,
+ gst_flac_dec_read_stream);
+ FLAC__stream_decoder_set_write_callback (dec->stream_decoder,
+ gst_flac_dec_write_stream);
+ FLAC__stream_decoder_set_metadata_respond (dec->stream_decoder,
FLAC__METADATA_TYPE_VORBIS_COMMENT);
- FLAC__seekable_stream_decoder_set_metadata_callback (flacdec->decoder,
- gst_flac_dec_metadata_callback);
- FLAC__seekable_stream_decoder_set_error_callback (flacdec->decoder,
- gst_flac_dec_error_callback);
- FLAC__seekable_stream_decoder_set_client_data (flacdec->decoder, flacdec);
+ FLAC__stream_decoder_set_metadata_callback (dec->stream_decoder,
+ gst_flac_dec_metadata_callback_stream);
+ FLAC__stream_decoder_set_error_callback (dec->stream_decoder,
+ gst_flac_dec_error_callback_stream);
+ FLAC__stream_decoder_set_client_data (dec->stream_decoder, dec);
}
static void
flacdec = GST_FLAC_DEC (object);
- if (flacdec->decoder)
- FLAC__seekable_stream_decoder_delete (flacdec->decoder);
- flacdec->decoder = NULL;
+ gst_flac_dec_reset_decoders (flacdec);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
}
static void
-gst_flac_dec_metadata_callback (const FLAC__SeekableStreamDecoder * decoder,
- const FLAC__StreamMetadata * metadata, void *client_data)
+gst_flac_dec_metadata_callback (GstFlacDec * flacdec,
+ const FLAC__StreamMetadata * metadata)
{
- GstFlacDec *flacdec;
-
- flacdec = GST_FLAC_DEC (client_data);
-
switch (metadata->type) {
case FLAC__METADATA_TYPE_STREAMINFO:{
gint64 samples;
GST_DEBUG_OBJECT (flacdec, "blocksize: min=%u, max=%u",
flacdec->min_blocksize, flacdec->max_blocksize);
- if (samples == 0) {
+ /* Only scan for last block in pull-mode, since it uses pull_range() */
+ if (samples == 0 && flacdec->seekable_decoder) {
gst_flac_dec_scan_for_last_block (flacdec, &samples);
}
}
static void
-gst_flac_dec_error_callback (const FLAC__SeekableStreamDecoder * decoder,
- FLAC__StreamDecoderErrorStatus status, void *client_data)
+gst_flac_dec_metadata_callback_seekable (const FLAC__SeekableStreamDecoder * d,
+ const FLAC__StreamMetadata * metadata, void *client_data)
{
- GstFlacDec *flacdec;
- gchar *error;
+ GstFlacDec *dec = GST_FLAC_DEC (client_data);
- flacdec = GST_FLAC_DEC (client_data);
+ gst_flac_dec_metadata_callback (dec, metadata);
+}
+
+static void
+gst_flac_dec_metadata_callback_stream (const FLAC__StreamDecoder * decoder,
+ const FLAC__StreamMetadata * metadata, void *client_data)
+{
+ GstFlacDec *dec = GST_FLAC_DEC (client_data);
+
+ gst_flac_dec_metadata_callback (dec, metadata);
+}
+
+static void
+gst_flac_dec_error_callback (GstFlacDec * dec,
+ FLAC__StreamDecoderErrorStatus status)
+{
+ const gchar *error;
switch (status) {
case FLAC__STREAM_DECODER_ERROR_STATUS_LOST_SYNC:
- error = "lost sync";
- break;
+ /* Ignore this error and keep processing */
+ return;
case FLAC__STREAM_DECODER_ERROR_STATUS_BAD_HEADER:
error = "bad header";
break;
break;
}
- GST_ELEMENT_ERROR (flacdec, STREAM, DECODE, (NULL), (error));
- flacdec->last_flow = GST_FLOW_ERROR;
+ GST_ELEMENT_ERROR (dec, STREAM, DECODE, (NULL), ("%s (%d)", error, status));
+ dec->last_flow = GST_FLOW_ERROR;
+}
+
+static void
+gst_flac_dec_error_callback_seekable (const FLAC__SeekableStreamDecoder * d,
+ FLAC__StreamDecoderErrorStatus status, void *client_data)
+{
+ gst_flac_dec_error_callback (GST_FLAC_DEC (client_data), status);
+}
+
+static void
+gst_flac_dec_error_callback_stream (const FLAC__StreamDecoder * d,
+ FLAC__StreamDecoderErrorStatus status, void *client_data)
+{
+ gst_flac_dec_error_callback (GST_FLAC_DEC (client_data), status);
}
static FLAC__SeekableStreamDecoderSeekStatus
}
static FLAC__SeekableStreamDecoderReadStatus
-gst_flac_dec_read (const FLAC__SeekableStreamDecoder * decoder,
+gst_flac_dec_read_seekable (const FLAC__SeekableStreamDecoder * decoder,
FLAC__byte buffer[], unsigned *bytes, void *client_data)
{
GstFlacDec *flacdec;
return FLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK;
}
+static FLAC__StreamDecoderReadStatus
+gst_flac_dec_read_stream (const FLAC__StreamDecoder * decoder,
+ FLAC__byte buffer[], unsigned *bytes, void *client_data)
+{
+ GstFlacDec *dec = GST_FLAC_DEC (client_data);
+ guint len;
+
+ len = MIN (gst_adapter_available (dec->adapter), *bytes);
+
+ if (len == 0) {
+ GST_LOG_OBJECT (dec, "0 bytes available at the moment");
+ return FLAC__STREAM_DECODER_READ_STATUS_ABORT;
+ }
+
+ GST_LOG_OBJECT (dec, "feeding %u bytes to decoder (available=%u, bytes=%u)",
+ len, gst_adapter_available (dec->adapter), *bytes);
+ memcpy (buffer, gst_adapter_peek (dec->adapter, len), len);
+ *bytes = len;
+
+ gst_adapter_flush (dec->adapter, len);
+
+ return FLAC__STREAM_DECODER_READ_STATUS_CONTINUE;
+}
+
static FLAC__StreamDecoderWriteStatus
-gst_flac_dec_write (const FLAC__SeekableStreamDecoder * decoder,
- const FLAC__Frame * frame,
- const FLAC__int32 * const buffer[], void *client_data)
+gst_flac_dec_write (GstFlacDec * flacdec, const FLAC__Frame * frame,
+ const FLAC__int32 * const buffer[])
{
GstFlowReturn ret = GST_FLOW_OK;
- GstFlacDec *flacdec;
GstBuffer *outbuf;
guint depth = frame->header.bits_per_sample;
guint width;
guint samples = frame->header.blocksize;
guint j, i;
- flacdec = GST_FLAC_DEC (client_data);
-
switch (depth) {
case 8:
width = 8;
return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
}
+static FLAC__StreamDecoderWriteStatus
+gst_flac_dec_write_seekable (const FLAC__SeekableStreamDecoder * decoder,
+ const FLAC__Frame * frame,
+ const FLAC__int32 * const buffer[], void *client_data)
+{
+ return gst_flac_dec_write (GST_FLAC_DEC (client_data), frame, buffer);
+}
+
+static FLAC__StreamDecoderWriteStatus
+gst_flac_dec_write_stream (const FLAC__StreamDecoder * decoder,
+ const FLAC__Frame * frame,
+ const FLAC__int32 * const buffer[], void *client_data)
+{
+ return gst_flac_dec_write (GST_FLAC_DEC (client_data), frame, buffer);
+}
+
static void
gst_flac_dec_loop (GstPad * sinkpad)
{
if (flacdec->init) {
GST_DEBUG_OBJECT (flacdec, "initializing decoder");
- s = FLAC__seekable_stream_decoder_init (flacdec->decoder);
+ s = FLAC__seekable_stream_decoder_init (flacdec->seekable_decoder);
if (s != FLAC__SEEKABLE_STREAM_DECODER_OK)
goto analyze_state;
- /* FLAC__seekable_stream_decoder_process_metadata (flacdec->decoder); */
+ /* FLAC__seekable_stream_decoder_process_metadata (flacdec->seekable_decoder); */
flacdec->init = FALSE;
}
flacdec->last_flow = GST_FLOW_OK;
GST_LOG_OBJECT (flacdec, "processing single");
- FLAC__seekable_stream_decoder_process_single (flacdec->decoder);
+ FLAC__seekable_stream_decoder_process_single (flacdec->seekable_decoder);
analyze_state:
GST_LOG_OBJECT (flacdec, "done processing, checking encoder state");
- s = FLAC__seekable_stream_decoder_get_state (flacdec->decoder);
+ s = FLAC__seekable_stream_decoder_get_state (flacdec->seekable_decoder);
switch (s) {
case FLAC__SEEKABLE_STREAM_DECODER_OK:
case FLAC__SEEKABLE_STREAM_DECODER_SEEKING:{
case FLAC__SEEKABLE_STREAM_DECODER_END_OF_STREAM:{
GST_DEBUG_OBJECT (flacdec, "EOS");
- FLAC__seekable_stream_decoder_reset (flacdec->decoder);
+ FLAC__seekable_stream_decoder_reset (flacdec->seekable_decoder);
if ((flacdec->segment.flags & GST_SEEK_FLAG_SEGMENT) != 0) {
if (flacdec->segment.duration > 0) {
}
}
+static gboolean
+gst_flac_dec_sink_event (GstPad * pad, GstEvent * event)
+{
+ GstFlacDec *dec;
+ gboolean res;
+
+ dec = GST_FLAC_DEC (gst_pad_get_parent (pad));
+
+ switch (GST_EVENT_TYPE (event)) {
+ case GST_EVENT_FLUSH_STOP:{
+ if (dec->stream_decoder) {
+ FLAC__stream_decoder_flush (dec->stream_decoder);
+ gst_adapter_clear (dec->adapter);
+ }
+ res = gst_pad_push_event (dec->srcpad, event);
+ break;
+ }
+ case GST_EVENT_NEWSEGMENT:{
+ GstFormat fmt;
+
+ gst_event_parse_new_segment (event, NULL, NULL, &fmt, NULL, NULL, NULL);
+ if (fmt == GST_FORMAT_TIME) {
+ GST_DEBUG_OBJECT (dec, "newsegment event in TIME format => framed");
+ dec->framed = TRUE;
+ res = gst_pad_push_event (dec->srcpad, event);
+ dec->need_newsegment = FALSE;
+ } else if (fmt == GST_FORMAT_BYTES || TRUE) {
+ GST_DEBUG_OBJECT (dec, "newsegment event in %s format => not framed",
+ gst_format_get_name (fmt));
+ dec->framed = FALSE;
+ dec->need_newsegment = TRUE;
+ gst_event_unref (event);
+ res = TRUE;
+ }
+ break;
+ }
+ case GST_EVENT_EOS:{
+ GST_LOG_OBJECT (dec, "EOS, with %u bytes available in adapter",
+ gst_adapter_available (dec->adapter));
+ if (gst_adapter_available (dec->adapter) > 0) {
+ FLAC__stream_decoder_process_until_end_of_stream (dec->stream_decoder);
+ }
+ FLAC__stream_decoder_flush (dec->stream_decoder);
+ gst_adapter_clear (dec->adapter);
+ res = gst_pad_push_event (dec->srcpad, event);
+ break;
+ }
+ default:
+ res = gst_pad_event_default (pad, event);
+ break;
+ }
+
+ gst_object_unref (dec);
+
+ return res;
+}
+
+static GstFlowReturn
+gst_flac_dec_chain (GstPad * pad, GstBuffer * buf)
+{
+ FLAC__SeekableStreamDecoderState s;
+ GstFlacDec *dec;
+
+ dec = GST_FLAC_DEC (GST_PAD_PARENT (pad));
+
+ GST_LOG_OBJECT (dec, "buffer with ts=%" GST_TIME_FORMAT ", end_offset=%"
+ G_GINT64_FORMAT, GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
+ GST_BUFFER_OFFSET_END (buf));
+
+ if (dec->init) {
+ GST_DEBUG_OBJECT (dec, "initializing decoder");
+ s = FLAC__stream_decoder_init (dec->stream_decoder);
+ if (s != FLAC__STREAM_DECODER_SEARCH_FOR_METADATA) {
+ GST_ELEMENT_ERROR (GST_ELEMENT (dec), LIBRARY, INIT, (NULL), (NULL));
+ return GST_FLOW_ERROR;
+ }
+ GST_DEBUG_OBJECT (dec, "initialized (framed=%d)", dec->framed);
+ dec->init = FALSE;
+ }
+
+ if (GST_BUFFER_FLAG_IS_SET (buf, GST_BUFFER_FLAG_DISCONT)) {
+ /* Clear the adapter and the decoder */
+ gst_adapter_clear (dec->adapter);
+ FLAC__stream_decoder_flush (dec->stream_decoder);
+ }
+
+ gst_adapter_push (dec->adapter, buf);
+ buf = NULL;
+
+ dec->last_flow = GST_FLOW_OK;
+
+ if (!dec->framed) {
+ /* wait until we have at least 64kB because libflac's StreamDecoder
+ * interface is a bit dumb it seems (if we don't have as much data as
+ * it wants it will call our read callback repeatedly and the only
+ * way to stop that is to error out or EOS, which will affect the
+ * decoder state). Requiring MAX_BLOCK_SIZE should make sure it
+ * always gets enough data to decode at least one block */
+ while (gst_adapter_available (dec->adapter) >= FLAC__MAX_BLOCK_SIZE &&
+ dec->last_flow == GST_FLOW_OK) {
+ GST_LOG_OBJECT (dec, "%u bytes available",
+ gst_adapter_available (dec->adapter));
+ if (!FLAC__stream_decoder_process_single (dec->stream_decoder)) {
+ GST_DEBUG_OBJECT (dec, "process_single failed");
+ break;
+ }
+ }
+ } else {
+ /* framed - there should always be enough data to decode something */
+ GST_LOG_OBJECT (dec, "%u bytes available",
+ gst_adapter_available (dec->adapter));
+ if (!FLAC__stream_decoder_process_single (dec->stream_decoder)) {
+ GST_DEBUG_OBJECT (dec, "process_single failed");
+ }
+ }
+
+ return dec->last_flow;
+}
+
+static gboolean
+gst_flac_dec_convert_sink (GstFlacDec * dec, GstFormat src_format,
+ gint64 src_value, GstFormat * dest_format, gint64 * dest_value)
+{
+ gboolean res = TRUE;
+
+ if (dec->width == 0 || dec->channels == 0 || dec->sample_rate == 0) {
+ /* no frame decoded yet */
+ GST_DEBUG_OBJECT (dec, "cannot convert: not set up yet");
+ return FALSE;
+ }
+
+ switch (src_format) {
+ case GST_FORMAT_BYTES:{
+ res = FALSE;
+ break;
+ }
+ case GST_FORMAT_DEFAULT:
+ switch (*dest_format) {
+ case GST_FORMAT_BYTES:
+ res = FALSE;
+ break;
+ case GST_FORMAT_TIME:
+ /* granulepos = sample */
+ *dest_value = gst_util_uint64_scale_int (src_value, GST_SECOND,
+ dec->sample_rate);
+ break;
+ default:
+ res = FALSE;
+ break;
+ }
+ break;
+ case GST_FORMAT_TIME:
+ switch (*dest_format) {
+ case GST_FORMAT_BYTES:
+ res = FALSE;
+ break;
+ case GST_FORMAT_DEFAULT:
+ *dest_value = gst_util_uint64_scale_int (src_value,
+ dec->sample_rate, GST_SECOND);
+ break;
+ default:
+ res = FALSE;
+ break;
+ }
+ break;
+ default:
+ res = FALSE;
+ break;
+ }
+ return res;
+}
+
+static const GstQueryType *
+gst_flac_dec_get_sink_query_types (GstPad * pad)
+{
+ static const GstQueryType types[] = {
+ GST_QUERY_CONVERT,
+ 0,
+ };
+
+ return types;
+}
+
+static gboolean
+gst_flac_dec_sink_query (GstPad * pad, GstQuery * query)
+{
+ GstFlacDec *dec;
+ gboolean res = FALSE;
+
+ dec = GST_FLAC_DEC (gst_pad_get_parent (pad));
+
+ GST_LOG_OBJECT (dec, "%s query", GST_QUERY_TYPE_NAME (query));
+
+ switch (GST_QUERY_TYPE (query)) {
+ case GST_QUERY_CONVERT:{
+ GstFormat src_fmt, dest_fmt;
+ gint64 src_val, dest_val;
+
+ gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, NULL);
+
+ res = gst_flac_dec_convert_sink (dec, src_fmt, src_val, &dest_fmt,
+ &dest_val);
+
+ if (res) {
+ gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val);
+ }
+ GST_LOG_OBJECT (dec, "conversion %s", (res) ? "ok" : "FAILED");
+ break;
+ }
+
+ default:{
+ res = gst_pad_query_default (pad, query);
+ break;
+ }
+ }
+
+ gst_object_unref (dec);
+ return res;
+}
+
static gboolean
gst_flac_dec_convert_src (GstPad * pad, GstFormat src_format, gint64 src_value,
GstFormat * dest_format, gint64 * dest_value)
static const GstQueryType types[] = {
GST_QUERY_POSITION,
GST_QUERY_DURATION,
+ GST_QUERY_CONVERT,
0,
};
gst_query_parse_position (query, &fmt, NULL);
+ /* there might be a demuxer in front of us who can handle this */
+ if (fmt == GST_FORMAT_TIME && (res = gst_pad_query (peer, query)))
+ break;
+
if (fmt != GST_FORMAT_DEFAULT) {
if (!gst_flac_dec_convert_src (flacdec->srcpad, GST_FORMAT_DEFAULT,
flacdec->segment.last_stop, &fmt, &pos)) {
GstFormat src_fmt, dest_fmt;
gint64 src_val, dest_val;
- gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val);
+ gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, NULL);
res = gst_flac_dec_convert_src (pad, src_fmt, src_val, &dest_fmt,
&dest_val);
gint64 start;
gint64 stop;
+ if (flacdec->seekable_decoder == NULL) {
+ GST_DEBUG_OBJECT (flacdec, "seeking in streaming mode not implemented yet");
+ return FALSE;
+ }
+
gst_event_parse_seek (event, &rate, &seek_format, &seek_flags, &start_type,
&start, &stop_type, &stop);
flacdec->seeking = TRUE;
- seek_ok = FLAC__seekable_stream_decoder_seek_absolute (flacdec->decoder,
+ seek_ok =
+ FLAC__seekable_stream_decoder_seek_absolute (flacdec->seekable_decoder,
segment.start);
flacdec->seeking = FALSE;
- /* FIXME: support segment seeks */
if (flush) {
gst_pad_push_event (flacdec->srcpad, gst_event_new_flush_stop ());
}
if (gst_pad_check_pull_range (sinkpad))
return gst_pad_activate_pull (sinkpad, TRUE);
- return FALSE;
+ return gst_pad_activate_push (sinkpad, TRUE);
+}
+
+static gboolean
+gst_flac_dec_sink_activate_push (GstPad * sinkpad, gboolean active)
+{
+ GstFlacDec *dec = GST_FLAC_DEC (GST_OBJECT_PARENT (sinkpad));
+
+ gst_flac_dec_setup_stream_decoder (dec);
+ return TRUE;
}
static gboolean
gst_flac_dec_sink_activate_pull (GstPad * sinkpad, gboolean active)
{
if (active) {
- /* if we have a scheduler we can start the task */
- GST_FLAC_DEC (GST_OBJECT_PARENT (sinkpad))->offset = 0;
+ GstFlacDec *flacdec;
+
+ flacdec = GST_FLAC_DEC (GST_PAD_PARENT (sinkpad));
+
+ flacdec->offset = 0;
+ gst_flac_dec_setup_seekable_decoder (flacdec);
return gst_pad_start_task (sinkpad, (GstTaskFunction) gst_flac_dec_loop,
sinkpad);
} else {
flacdec->depth = 0;
flacdec->width = 0;
flacdec->sample_rate = 0;
- if (flacdec->init == FALSE) {
- FLAC__seekable_stream_decoder_reset (flacdec->decoder);
- }
gst_segment_init (&flacdec->segment, GST_FORMAT_DEFAULT);
break;
default:
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_segment_init (&flacdec->segment, GST_FORMAT_UNDEFINED);
+ gst_flac_dec_reset_decoders (flacdec);
break;
default:
break;
projects / platform / upstream / gst-plugins-good.git / commitdiff