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[codec]: improve MppBufSlot interface

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git-svn-id: https://10.10.10.66:8443/svn/MediaProcessPlatform/trunk/mpp@177 6e48237b-75ef-9749-8fc9-41990f28c85a
This commit is contained in:
ChenHengming
2015-08-28 08:00:06 +00:00
parent 363ec4d40b
commit d37c40d66f
2 changed files with 68 additions and 42 deletions
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61
mpp/codec/mpp_buf_slot.cpp
View File

@@ -27,9 +27,8 @@
#define MPP_SLOT_UNUSED (0x00000000)
#define MPP_SLOT_USED (0x00000001)
#define MPP_SLOT_USED_AS_REF (0x00000002)
#define MPP_SLOT_USED_AS_OUTPUT (0x00000004)
#define MPP_SLOT_USED_AS_DECODING (0x00000004)
#define MPP_SLOT_USED_AS_DISPLAY (0x00000008)
#define MPP_SLOT_HW_READY (0x00000010)
typedef struct {
MppBuffer buffer;
@@ -44,6 +43,17 @@ typedef struct {
MppBufSlotEntry *slots;
} MppBufSlotsImpl;
/*
* only called on unref / displayed / decoded
*/
static void check_entry_unused(MppBufSlotEntry *entry)
{
if (entry->status == MPP_SLOT_USED) {
entry->status = MPP_SLOT_UNUSED;
mpp_buffer_put(entry->buffer);
}
}
MPP_RET mpp_buf_slot_init(MppBufSlots *slots, RK_U32 count)
{
if (NULL == slots) {
@@ -121,7 +131,7 @@ MPP_RET mpp_buf_slot_set_ref(MppBufSlots slots, RK_U32 index)
return MPP_OK;
}
MPP_RET mpp_buf_slot_set_unref(MppBufSlots slots, RK_U32 index)
MPP_RET mpp_buf_slot_clr_ref(MppBufSlots slots, RK_U32 index)
{
if (NULL == slots) {
mpp_err("%s found NULL input\n\n", __FUNCTION__);
@@ -133,10 +143,11 @@ MPP_RET mpp_buf_slot_set_unref(MppBufSlots slots, RK_U32 index)
mpp_assert(index < impl->count);
Mutex::Autolock auto_lock(impl->lock);
slot[index].status &= ~MPP_SLOT_USED_AS_REF;
check_entry_unused(&slot[index]);
return MPP_OK;
}
MPP_RET mpp_buf_slot_set_output(MppBufSlots slots, RK_U32 index)
MPP_RET mpp_buf_slot_set_decoding(MppBufSlots slots, RK_U32 index)
{
if (NULL == slots) {
mpp_err("%s found NULL input\n\n", __FUNCTION__);
@@ -147,7 +158,24 @@ MPP_RET mpp_buf_slot_set_output(MppBufSlots slots, RK_U32 index)
MppBufSlotEntry *slot = impl->slots;
mpp_assert(index < impl->count);
Mutex::Autolock auto_lock(impl->lock);
slot[index].status |= MPP_SLOT_USED_AS_OUTPUT;
slot[index].status |= MPP_SLOT_USED_AS_DECODING;
return MPP_OK;
}
MPP_RET mpp_buf_slot_clr_decoding(MppBufSlots slots, RK_U32 index)
{
if (NULL == slots) {
mpp_err("%s found NULL input\n\n", __FUNCTION__);
return MPP_ERR_NULL_PTR;
}
MppBufSlotsImpl *impl = (MppBufSlotsImpl *)slots;
MppBufSlotEntry *slot = impl->slots;
mpp_assert(index < impl->count);
Mutex::Autolock auto_lock(impl->lock);
slot[index].status &= ~MPP_SLOT_USED_AS_DECODING;
impl->decode_count++;
check_entry_unused(&slot[index]);
return MPP_OK;
}
@@ -166,7 +194,7 @@ MPP_RET mpp_buf_slot_set_display(MppBufSlots slots, RK_U32 index)
return MPP_OK;
}
MPP_RET mpp_buf_slot_set_hw_ready(MppBufSlots slots, RK_U32 index)
MPP_RET mpp_buf_slot_clr_display(MppBufSlots slots, RK_U32 index)
{
if (NULL == slots) {
mpp_err("%s found NULL input\n\n", __FUNCTION__);
@@ -177,25 +205,9 @@ MPP_RET mpp_buf_slot_set_hw_ready(MppBufSlots slots, RK_U32 index)
MppBufSlotEntry *slot = impl->slots;
mpp_assert(index < impl->count);
Mutex::Autolock auto_lock(impl->lock);
slot[index].status |= MPP_SLOT_HW_READY;
slot[index].status &= ~MPP_SLOT_USED_AS_OUTPUT;
impl->decode_count++;
return MPP_OK;
}
MPP_RET mpp_buf_slot_set_unused(MppBufSlots slots, RK_U32 index)
{
if (NULL == slots) {
mpp_err("%s found NULL input\n\n", __FUNCTION__);
return MPP_ERR_NULL_PTR;
}
MppBufSlotsImpl *impl = (MppBufSlotsImpl *)slots;
MppBufSlotEntry *slot = impl->slots;
mpp_assert(index < impl->count);
Mutex::Autolock auto_lock(impl->lock);
slot[index].status = MPP_SLOT_UNUSED;
slot[index].status &= ~MPP_SLOT_USED_AS_DISPLAY;
impl->display_count++;
check_entry_unused(&slot[index]);
return MPP_OK;
}
@@ -211,6 +223,7 @@ MPP_RET mpp_buf_slot_set_buffer(MppBufSlots slots, RK_U32 index, MppBuffer buffe
mpp_assert(index < impl->count);
Mutex::Autolock auto_lock(impl->lock);
slot[index].buffer = buffer;
mpp_buffer_inc_ref(buffer);
return MPP_OK;
}

49
mpp/codec/mpp_buf_slot.h
View File

@@ -78,6 +78,21 @@
* | | output frame information |
* + + +
*
* typical buffer status transfer
*
* -> unused initial
* -> set_decoding by parser
* -> set_buffer by mpp - do alloc buffer here / info change here
* -> clr_decoding by hal()
*
* next four step can be different order
* -> set_ref by parser
* -> set_display by parser - slot ready to display, can be output
* -> clr_display by mpp - output buffer struct
* -> clr_ref by parser
*
* -> set_unused automatic clear and dec buffer ref
*
*/
typedef void* MppBufSlots;
@@ -101,36 +116,34 @@ MPP_RET mpp_buf_slot_deinit(MppBufSlots slots);
* mpp_buf_slot_set_ref
* - mark a slot to be used as reference
*
* mpp_buf_slot_set_unref
* mpp_buf_slot_clr_ref
* - mark a slot to be unused as reference
*
* mpp_buf_slot_set_output
* mpp_buf_slot_set_decoding
* - mark a slot to be output destination buffer
*
* mpp_buf_slot_set_display
* - mark a slot to be can be display
*
* called by mpp
*
* mpp_buf_slot_clr_display
* - mark a slot has been send out to display
*
* called by hal
*
* mpp_buf_slot_clr_decoding
* - mark a slot's buffer is already decoded by hardware
* NOTE: this call will clear used as output flag
*/
MPP_RET mpp_buf_slot_get_unused(MppBufSlots slots, RK_U32 *index);
MPP_RET mpp_buf_slot_set_ref(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_set_unref(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_set_output(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_clr_ref(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_set_decoding(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_clr_decoding(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_set_display(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_clr_display(MppBufSlots slots, RK_U32 index);
/*
* called by hal
*
* mpp_buf_slot_set_hw_ready
* - mark a slot's buffer is already decoded by hardware
* NOTE: this call will clear used as output flag
*
* called by mpp context display loop
*
* mpp_buf_slot_set_unused
* - mark a slot's buffer is unused when this buffer is outputed from mpp
*/
MPP_RET mpp_buf_slot_set_hw_ready(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_set_unused(MppBufSlots slots, RK_U32 index);
MPP_RET mpp_buf_slot_set_buffer(MppBufSlots slots, RK_U32 index, MppBuffer buffer);
MppBuffer mpp_buf_slot_get_buffer(const MppBufSlots slots, RK_U32 index);