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Combine SPS/PPS header to IDR frame.

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(cherry picked from http://192.168.110.45/jh7100/buildroot/-/commit/ed8e94ec351c61073a1408df54fb01b5c1deff2c)
This commit is contained in:
Windsome Zeng
2022-05-13 12:16:07 +08:00
committed by Andy Hu
parent 951fcfe90a
commit 7e6088067e
1 changed files with 67 additions and 0 deletions
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package/starfive/sf-gst-omx/0012-combine-sps-pps-header-to-idr.patch
+67
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@@ -0,0 +1,67 @@
Combine SPS/PPS header to IDR frame.
Signed-off-by: Windsome Zeng <windsome.zeng@starfivetech.com>
diff -purN a/meson.build b/meson.build
--- a/meson.build 2022-05-13 11:31:02.725614796 +0800
+++ b/meson.build 2022-05-13 11:32:26.213975419 +0800
@@ -218,6 +218,7 @@ elif omx_target == 'tizonia'
omx_inc = []
elif omx_target == 'stf'
cdata.set('USE_OMX_TARGET_STARFIVE', 1)
+ gst_omx_args += ['-DCOMBINE_SPS_PPS_HEADERS']
warning('stf selected')
else
error ('Unsupported omx target specified. Use the -Dtarget option')
diff -purN a/omx/gstomx.c b/omx/gstomx.c
--- a/omx/gstomx.c 2022-05-13 11:31:02.725614796 +0800
+++ b/omx/gstomx.c 2022-05-13 11:33:15.461950978 +0800
@@ -70,6 +70,11 @@ static GHashTable *core_handles;
G_LOCK_DEFINE_STATIC (buffer_flags_str);
static GHashTable *buffer_flags_str;
+#ifdef COMBINE_SPS_PPS_HEADERS
+static OMX_U8 *sps_pps_header = NULL;
+static OMX_U32 sps_pps_header_size = 0;
+#endif
+
GstOMXCore *
gst_omx_core_acquire (const gchar * filename)
{
@@ -903,6 +908,36 @@ FillBufferDone (OMX_HANDLETYPE hComponen
g_assert (buf->omx_buf == pBuffer);
+#ifdef COMBINE_SPS_PPS_HEADERS
+ if (pBuffer->nFlags == 0x80) {
+ g_assert (sps_pps_header == NULL);
+ if (sps_pps_header)
+ g_free (sps_pps_header);
+
+ sps_pps_header = g_new (OMX_U8, pBuffer->nFilledLen);
+ if (sps_pps_header) {
+ sps_pps_header_size = pBuffer->nFilledLen;
+ memcpy(sps_pps_header, pBuffer->pBuffer + pBuffer->nOffset, pBuffer->nFilledLen);
+ }
+ return OMX_ErrorNone;
+ }
+
+ if (sps_pps_header) {
+ g_assert (sps_pps_header_size + pBuffer->nFilledLen <= pBuffer->nAllocLen);
+ if (sps_pps_header_size + pBuffer->nFilledLen <= pBuffer->nAllocLen) {
+ OMX_U8 *buf;
+ buf = pBuffer->pBuffer + pBuffer->nOffset;
+ memmove (buf + sps_pps_header_size, buf, pBuffer->nFilledLen);
+ memcpy (buf, sps_pps_header, sps_pps_header_size);
+ pBuffer->nFilledLen += sps_pps_header_size;
+
+ g_free (sps_pps_header);
+ sps_pps_header = NULL;
+ sps_pps_header_size = 0;
+ }
+ }
+#endif /* COMBINE_SPS_PPS_HEADERS */
+
if (buf->port->tunneled) {
GST_ERROR ("FillBufferDone on tunneled port");
return OMX_ErrorBadParameter;