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Fix overrun of input buffers with large frames

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This commit is contained in:
Cameron Gutman
2015-11-21 22:13:24 +00:00
committed by Iwan Timmer
parent 70970e9b27
commit e215252dc8
1 changed files with 23 additions and 4 deletions
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27
src/video/pi.c
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@@ -39,6 +39,8 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <ilclient.h> #include <ilclient.h>
#include <bcm_host.h> #include <bcm_host.h>
#define MAX_DECODE_UNIT_SIZE 262144
static TUNNEL_T tunnel[2]; static TUNNEL_T tunnel[2];
static COMPONENT_T *list[3]; static COMPONENT_T *list[3];
static ILCLIENT_T *client; static ILCLIENT_T *client;
@@ -58,8 +60,6 @@ static void decoder_renderer_setup(int width, int height, int redrawRate, void*
OMX_VIDEO_PARAM_PORTFORMATTYPE format; OMX_VIDEO_PARAM_PORTFORMATTYPE format;
OMX_TIME_CONFIG_CLOCKSTATETYPE cstate; OMX_TIME_CONFIG_CLOCKSTATETYPE cstate;
COMPONENT_T *clock = NULL; COMPONENT_T *clock = NULL;
unsigned int data_len = 0;
int packet_size = 80<<10;
memset(list, 0, sizeof(list)); memset(list, 0, sizeof(list));
memset(tunnel, 0, sizeof(tunnel)); memset(tunnel, 0, sizeof(tunnel));
@@ -109,8 +109,27 @@ static void decoder_renderer_setup(int width, int height, int redrawRate, void*
unit.eUnitType = OMX_DataUnitCodedPicture; unit.eUnitType = OMX_DataUnitCodedPicture;
unit.eEncapsulationType = OMX_DataEncapsulationElementaryStream; unit.eEncapsulationType = OMX_DataEncapsulationElementaryStream;
if(OMX_SetParameter(ILC_GET_HANDLE(video_decode), OMX_IndexParamVideoPortFormat, &format) == OMX_ErrorNone && if(OMX_SetParameter(ILC_GET_HANDLE(video_decode), OMX_IndexParamVideoPortFormat, &format) != OMX_ErrorNone ||
OMX_SetParameter(ILC_GET_HANDLE(video_decode), OMX_IndexParamBrcmDataUnit, &unit) == OMX_ErrorNone && OMX_SetParameter(ILC_GET_HANDLE(video_decode), OMX_IndexParamBrcmDataUnit, &unit) != OMX_ErrorNone) {
fprintf(stderr, "Failed to set video parameters\n");
exit(EXIT_FAILURE);
}
OMX_PARAM_PORTDEFINITIONTYPE port;
memset(&port, 0, sizeof(OMX_PARAM_PORTDEFINITIONTYPE));
port.nSize = sizeof(OMX_PARAM_PORTDEFINITIONTYPE);
port.nVersion.nVersion = OMX_VERSION;
port.nPortIndex = 130;
if(OMX_GetParameter(ILC_GET_HANDLE(video_decode), OMX_IndexParamPortDefinition, &port) != OMX_ErrorNone) {
fprintf(stderr, "Failed to get decoder port definition\n");
exit(EXIT_FAILURE);
}
// Increase the buffer size to fit the largest possible frame
port.nBufferSize = MAX_DECODE_UNIT_SIZE;
if(OMX_SetParameter(ILC_GET_HANDLE(video_decode), OMX_IndexParamPortDefinition, &port) == OMX_ErrorNone &&
ilclient_enable_port_buffers(video_decode, 130, NULL, NULL, NULL) == 0) { ilclient_enable_port_buffers(video_decode, 130, NULL, NULL, NULL) == 0) {
port_settings_changed = 0; port_settings_changed = 0;