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theoradec: Update for video decoder API changes

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And also improve the buffer pool handling.
This commit is contained in:
Sebastian Dröge 2012-04-25 13:15:05 +02:00
parent 261188ae68
commit 71fc0a7f3e
1 changed files with 48 additions and 21 deletions
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69
ext/theora/gsttheoradec.c
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@ -102,8 +102,8 @@ static GstFlowReturn theora_dec_parse (GstVideoDecoder * decoder,
GstVideoCodecFrame * frame, GstAdapter * adapter, gboolean at_eos);
static GstFlowReturn theora_dec_handle_frame (GstVideoDecoder * decoder,
GstVideoCodecFrame * frame);
static gboolean theora_dec_configure_buffer_pool (GstVideoDecoder * decoder,
GstQuery * query, GstBufferPool * pool);
static gboolean theora_dec_decide_allocation (GstVideoDecoder * decoder,
GstQuery * query);
static GstFlowReturn theora_dec_decode_buffer (GstTheoraDec * dec,
GstBuffer * buf, GstVideoCodecFrame * frame);
@ -185,8 +185,8 @@ gst_theora_dec_class_init (GstTheoraDecClass * klass)
video_decoder_class->parse = GST_DEBUG_FUNCPTR (theora_dec_parse);
video_decoder_class->handle_frame =
GST_DEBUG_FUNCPTR (theora_dec_handle_frame);
video_decoder_class->configure_buffer_pool =
GST_DEBUG_FUNCPTR (theora_dec_configure_buffer_pool);
video_decoder_class->decide_allocation =
GST_DEBUG_FUNCPTR (theora_dec_decide_allocation);
GST_DEBUG_CATEGORY_INIT (theoradec_debug, "theoradec", 0, "Theora decoder");
}
@ -795,36 +795,63 @@ theora_dec_handle_frame (GstVideoDecoder * bdec, GstVideoCodecFrame * frame)
}
static gboolean
theora_dec_configure_buffer_pool (GstVideoDecoder * decoder, GstQuery * query,
GstBufferPool * pool)
theora_dec_decide_allocation (GstVideoDecoder * decoder, GstQuery * query)
{
GstTheoraDec *dec = GST_THEORA_DEC (decoder);
GstVideoCodecState *state = gst_video_decoder_get_output_state (decoder);
GstBufferPool *pool;
gboolean update;
guint size, min, max;
GstStructure *config;
if (gst_query_get_n_allocation_pools (query) > 0) {
gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max);
/* adjust size */
size = MAX (size, state->info.size);
update = TRUE;
} else {
pool = NULL;
size = state->info.size;
min = max = 0;
update = FALSE;
}
/* no downstream pool, make our own */
if (pool == NULL) {
pool = gst_video_buffer_pool_new ();
}
config = gst_buffer_pool_get_config (pool);
if (gst_query_has_allocation_meta (query, GST_VIDEO_META_API_TYPE)) {
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_VIDEO_META);
}
dec->can_crop =
gst_query_has_allocation_meta (query, GST_VIDEO_CROP_META_API_TYPE);
if (dec->can_crop) {
GstStructure *config;
GstVideoInfo info;
GstCaps *caps;
guint size, min, max;
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_get_params (config, &caps, &size, &min, &max);
if (dec->can_crop) {
GstVideoInfo info = state->info;
/* Calculate uncropped size */
gst_video_info_init (&info);
gst_video_info_from_caps (&info, caps);
gst_video_info_set_format (&info, info.finfo->format, dec->info.frame_width,
dec->info.frame_height);
size = MAX (size, info.size);
gst_buffer_pool_config_set_params (config, caps, size, min, max);
gst_buffer_pool_set_config (pool, config);
}
return GST_VIDEO_DECODER_CLASS (parent_class)->configure_buffer_pool (decoder,
query, pool);
gst_buffer_pool_set_config (pool, config);
if (update)
gst_query_set_nth_allocation_pool (query, 0, pool, size, min, max);
else
gst_query_add_allocation_pool (query, pool, size, min, max);
if (pool)
gst_object_unref (pool);
return GST_VIDEO_DECODER_CLASS (parent_class)->decide_allocation (decoder,
query);
}
static void