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CrystalHD: Carry picture type from input to output picture.

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Now that we know the type of the input picture, we have to bring
that information to the output picture to help identify its type.
We do this by adding a field to the opaque_list node.

Signed-off-by: Philip Langdale <philipl@overt.org>
This commit is contained in:
Philip Langdale 2011-03-25 22:48:41 -07:00
parent f6421e0b5c
commit bfde0f1b3d
1 changed files with 19 additions and 2 deletions
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21
libavcodec/crystalhd.c
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@ -114,6 +114,7 @@ typedef struct OpaqueList {
struct OpaqueList *next;
uint64_t fake_timestamp;
uint64_t reordered_opaque;
uint8_t pic_type;
} OpaqueList;
typedef struct {
@ -209,7 +210,8 @@ static inline void print_frame_info(CHDContext *priv, BC_DTS_PROC_OUT *output)
* OpaqueList functions
****************************************************************************/
static uint64_t opaque_list_push(CHDContext *priv, uint64_t reordered_opaque)
static uint64_t opaque_list_push(CHDContext *priv, uint64_t reordered_opaque,
uint8_t pic_type)
{
OpaqueList *newNode = av_mallocz(sizeof (OpaqueList));
if (!newNode) {
@ -226,6 +228,7 @@ static uint64_t opaque_list_push(CHDContext *priv, uint64_t reordered_opaque)
}
priv->tail = newNode;
newNode->reordered_opaque = reordered_opaque;
newNode->pic_type = pic_type;
return newNode->fake_timestamp;
}
@ -530,6 +533,7 @@ static inline CopyRet copy_frame(AVCodecContext *avctx,
CHDContext *priv = avctx->priv_data;
int64_t pkt_pts = AV_NOPTS_VALUE;
uint8_t pic_type = 0;
uint8_t bottom_field = (output->PicInfo.flags & VDEC_FLAG_BOTTOMFIELD) ==
VDEC_FLAG_BOTTOMFIELD;
@ -547,10 +551,23 @@ static inline CopyRet copy_frame(AVCodecContext *avctx,
OpaqueList *node = opaque_list_pop(priv, output->PicInfo.timeStamp);
if (node) {
pkt_pts = node->reordered_opaque;
pic_type = node->pic_type;
av_free(node);
} else {
/*
* We will encounter a situation where a timestamp cannot be
* popped if a second field is being returned. In this case,
* each field has the same timestamp and the first one will
* cause it to be popped. To keep subsequent calculations
* simple, pic_type should be set a FIELD value - doesn't
* matter which, but I chose BOTTOM.
*/
pic_type = PICT_BOTTOM_FIELD;
}
av_log(avctx, AV_LOG_VERBOSE, "output \"pts\": %"PRIu64"\n",
output->PicInfo.timeStamp);
av_log(avctx, AV_LOG_VERBOSE, "output picture type %d\n",
pic_type);
}
ret = DtsGetDriverStatus(priv->dev, &decoder_status);
@ -781,7 +798,7 @@ static int decode(AVCodecContext *avctx, void *data, int *data_size, AVPacket *a
* avoiding mangling so we need to build a mapping to values
* we know will not be mangled.
*/
uint64_t pts = opaque_list_push(priv, avctx->pkt->pts);
uint64_t pts = opaque_list_push(priv, avctx->pkt->pts, pic_type);
if (!pts) {
return AVERROR(ENOMEM);
}