Support the profiles "constrained_baseline" and "high" for libopenh264
version >= 1.8, support "constrained_baseline" and "main" for earlier
version.
If option not supported with current version, convert to constrained
baseline with a warning for users.
Signed-off-by: Linjie Fu <linjie...@intel.com>
---
libavcodec/libopenh264enc.c | 44 +++++++++++++++++++++++++++++++++----
1 file changed, 40 insertions(+), 4 deletions(-)
diff --git a/libavcodec/libopenh264enc.c b/libavcodec/libopenh264enc.c
index 3bb3cceb64..12c71ca0e9 100644
--- a/libavcodec/libopenh264enc.c
+++ b/libavcodec/libopenh264enc.c
@@ -44,7 +44,7 @@ typedef struct SVCContext {
ISVCEncoder *encoder;
int slice_mode;
int loopfilter;
- char *profile;
+ int profile;
int max_nal_size;
int skip_frames;
int skipped;
@@ -75,7 +75,12 @@ static const AVOption options[] = {
#endif
#endif
{ "loopfilter", "enable loop filter", OFFSET(loopfilter), AV_OPT_TYPE_INT,
{ .i64 = 1 }, 0, 1, VE },
- { "profile", "set profile restrictions", OFFSET(profile),
AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, VE },
+ { "profile", "set profile restrictions", OFFSET(profile), AV_OPT_TYPE_INT, { .i64 =
FF_PROFILE_UNKNOWN }, FF_PROFILE_UNKNOWN, 0xffff, VE, "profile" },
+#define PROFILE(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, { .i64 = value }, 0, 0,
VE, "profile"
+ { PROFILE("constrained_baseline",
FF_PROFILE_H264_CONSTRAINED_BASELINE) },
+ { PROFILE("main", FF_PROFILE_H264_MAIN) },
+ { PROFILE("high", FF_PROFILE_H264_HIGH) },
+#undef PROFILE
{ "max_nal_size", "set maximum NAL size in bytes", OFFSET(max_nal_size),
AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
{ "allow_skip_frames", "allow skipping frames to hit the target bitrate",
OFFSET(skip_frames), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ "cabac", "Enable cabac", OFFSET(cabac), AV_OPT_TYPE_INT, { .i64 = 0 }, 0,
1, VE },
@@ -176,10 +181,41 @@ FF_ENABLE_DEPRECATION_WARNINGS
param.iLoopFilterDisableIdc = !s->loopfilter;
param.iEntropyCodingModeFlag = 0;
param.iMultipleThreadIdc = avctx->thread_count;
- if (s->profile && !strcmp(s->profile, "main"))
+
+ if (s->profile == FF_PROFILE_UNKNOWN)
+ s->profile = !s->cabac ? FF_PROFILE_H264_CONSTRAINED_BASELINE :
+#if OPENH264_VER_AT_LEAST(1, 8)
+ FF_PROFILE_H264_HIGH;
+#else
+ FF_PROFILE_H264_MAIN;
+#endif
+
+ switch (s->profile) {
+#if OPENH264_VER_AT_LEAST(1, 8)
+ case FF_PROFILE_H264_HIGH:
param.iEntropyCodingModeFlag = 1;
- else if (!s->profile && s->cabac)
+ av_log(avctx, AV_LOG_VERBOSE, "Using CABAC, "
+ "select EProfileIdc PRO_HIGH in libopenh264.\n");
+ break;
+#else
+ case FF_PROFILE_H264_MAIN:
param.iEntropyCodingModeFlag = 1;
+ av_log(avctx, AV_LOG_VERBOSE, "Using CABAC, "
+ "select EProfileIdc PRO_MAIN in libopenh264.\n");
+ break;
+#endif
+ case FF_PROFILE_H264_CONSTRAINED_BASELINE:
+ case FF_PROFILE_UNKNOWN:
+ param.iEntropyCodingModeFlag = 0;
+ av_log(avctx, AV_LOG_VERBOSE, "Using CAVLC, "
+ "select EProfileIdc PRO_BASELINE in libopenh264.\n");
+ break;
+ default:
+ param.iEntropyCodingModeFlag = 0;
+ av_log(avctx, AV_LOG_WARNING, "Unsupported profile, "
+ "select EProfileIdc PRO_BASELINE in libopenh264.\n");
+ break;
+ }
param.sSpatialLayers[0].iVideoWidth = param.iPicWidth;
param.sSpatialLayers[0].iVideoHeight = param.iPicHeight;
--
2.17.1