Merge commit 'ca22d1dea2842fca0422dd1d2bd09e7eb2c8f118'

* commit 'ca22d1dea2842fca0422dd1d2bd09e7eb2c8f118':
  vdpau: add a convenience function for getting a decoder profile.

Conflicts:
	doc/APIchanges
	libavcodec/vdpau.c
	libavcodec/vdpau.h
	libavcodec/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>

4 files changed, 63 insertions, 2 deletions

diff --git a/doc/APIchanges b/doc/APIchanges
index dfdc159308..3a5e5b646d 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -15,6 +15,9 @@ libavutil:     2012-10-22
 
 API changes, most recent first:
 
+2013-11-xx - xxxxxxx - lavc 55.26.0 - vdpau.h
+  Add av_vdpau_get_profile().
+
 2013-11-xx - xxxxxxx - lavc 55.41.100 / 55.25.0 - avcodec.h
                        lavu 52.51.100 - frame.h
   Add ITU-R BT.2020 and other not yet included values to color primaries,
diff --git a/libavcodec/vdpau.c b/libavcodec/vdpau.c
index 7a4d1458a9..b848174f90 100644
--- a/libavcodec/vdpau.c
+++ b/libavcodec/vdpau.c
@@ -438,4 +438,47 @@ void ff_vdpau_mpeg4_decode_picture(MpegEncContext *s, const uint8_t *buf,
 }
 #endif /* CONFIG_MPEG4_VDPAU_DECODER */
 
+int av_vdpau_get_profile(AVCodecContext *avctx, VdpDecoderProfile *profile)
+{
+#define PROFILE(prof)       \
+do {                        \
+    *profile = prof;        \
+    return 0;               \
+} while (0)
+
+    switch (avctx->codec_id) {
+    case AV_CODEC_ID_MPEG1VIDEO:               PROFILE(VDP_DECODER_PROFILE_MPEG1);
+    case AV_CODEC_ID_MPEG2VIDEO:
+        switch (avctx->profile) {
+        case FF_PROFILE_MPEG2_MAIN:            PROFILE(VDP_DECODER_PROFILE_MPEG2_MAIN);
+        case FF_PROFILE_MPEG2_SIMPLE:          PROFILE(VDP_DECODER_PROFILE_MPEG2_SIMPLE);
+        default:                               return AVERROR(EINVAL);
+        }
+    case AV_CODEC_ID_H263:                     PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_ASP);
+    case AV_CODEC_ID_MPEG4:
+        switch (avctx->profile) {
+        case FF_PROFILE_MPEG4_SIMPLE:          PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_SP);
+        case FF_PROFILE_MPEG4_ADVANCED_SIMPLE: PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_ASP);
+        default:                               return AVERROR(EINVAL);
+        }
+    case AV_CODEC_ID_H264:
+        switch (avctx->profile) {
+        case FF_PROFILE_H264_CONSTRAINED_BASELINE:
+        case FF_PROFILE_H264_BASELINE:         PROFILE(VDP_DECODER_PROFILE_H264_BASELINE);
+        case FF_PROFILE_H264_MAIN:             PROFILE(VDP_DECODER_PROFILE_H264_MAIN);
+        case FF_PROFILE_H264_HIGH:             PROFILE(VDP_DECODER_PROFILE_H264_HIGH);
+        default:                               return AVERROR(EINVAL);
+        }
+    case AV_CODEC_ID_WMV3:
+    case AV_CODEC_ID_VC1:
+        switch (avctx->profile) {
+        case FF_PROFILE_VC1_SIMPLE:            PROFILE(VDP_DECODER_PROFILE_VC1_SIMPLE);
+        case FF_PROFILE_VC1_MAIN:              PROFILE(VDP_DECODER_PROFILE_VC1_MAIN);
+        case FF_PROFILE_VC1_ADVANCED:          PROFILE(VDP_DECODER_PROFILE_VC1_ADVANCED);
+        default:                               return AVERROR(EINVAL);
+        }
+    }
+    return AVERROR(EINVAL);
+}
+
 /* @}*/
diff --git a/libavcodec/vdpau.h b/libavcodec/vdpau.h
index 97889aeea0..b84bdeaeba 100644
--- a/libavcodec/vdpau.h
+++ b/libavcodec/vdpau.h
@@ -53,6 +53,8 @@
 #include <vdpau/vdpau_x11.h>
 #include "libavutil/avconfig.h"
 #include "libavutil/attributes.h"
+
+#include "avcodec.h"
 #include "version.h"
 
 #if FF_API_BUFS_VDPAU
@@ -143,6 +145,19 @@ AVVDPAUContext *av_alloc_vdpaucontext(void);
 AVVDPAU_Render2 av_vdpau_hwaccel_get_render2(const AVVDPAUContext *);
 void av_vdpau_hwaccel_set_render2(AVVDPAUContext *, AVVDPAU_Render2);
 
+/**
+ * Get a decoder profile that should be used for initializing a VDPAU decoder.
+ * Should be called from the AVCodecContext.get_format() callback.
+ *
+ * @param avctx the codec context being used for decoding the stream
+ * @param profile a pointer into which the result will be written on success.
+ *                The contents of profile are undefined if this function returns
+ *                an error.
+ *
+ * @return 0 on success (non-negative), a negative AVERROR on failure.
+ */
+int av_vdpau_get_profile(AVCodecContext *avctx, VdpDecoderProfile *profile);
+
 #if FF_API_CAP_VDPAU
 /** @brief The videoSurface is used for rendering. */
 #define FF_VDPAU_STATE_USED_FOR_RENDER 1
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 0d18626935..d2fa0de842 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,8 +29,8 @@
 #include "libavutil/avutil.h"
 
 #define LIBAVCODEC_VERSION_MAJOR 55
-#define LIBAVCODEC_VERSION_MINOR  41
-#define LIBAVCODEC_VERSION_MICRO 101
+#define LIBAVCODEC_VERSION_MINOR  42
+#define LIBAVCODEC_VERSION_MICRO 100
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \